Toshiba RAV-SM804UT-E manual

R410A FILE NO. A07-003 SER VICE MANUAL AIR-CONDITIONER SPLIT TYPE INDOOR UNIT <DIGIT AL INVER TER> RA V -SM564UT -E RA V -SM804UT -E RA V -SM1104UT -E RA V -SM1404UT -E OUTDOOR UNIT <SUPER DIGIT AL INVER TER> RA V -SP1104A T -E RA V -SP1404A T -E RA V -SP1104A TZ-E RA V -SP1404A TZ-E RA V -SP1104A TZG-E RA V -SP1404A TZG-E PRINTED IN JA[...]

– 2 – Adoption of New Refrigerant This Air Conditioner is a new type which adopts a ne w refrigerant HFC (R410A) instead of the con v entional refrigerant R22 in order to pre v ent destruction of the ozone la ye r . W ARNING Cleaning of the air filter and other par ts of the air filter in v olves dangerous work in high places, so be sure to ha [...]

– 3 – 6. REFRIGERANT R410A ........................................................................... 33 6-1. Safety During Installation/Servicing ............................................................... 33 6-2. Refrigerant Piping Installation ....................................................................... 33 6-3. T ools .......[...]

– 4 – SAFETY CA UTION The impor tant contents concer ned to the saf ety are described on the product itself and on this Ser vice Manual. Please read this Ser vice Manual after understanding the described items thoroughly in the follo wing contents (Indications/Illustrated marks), and keep them. [Explanation of indications] ∗ Proper ty damage [...]

– 5 – Before tr oubleshooting or repair work, check the earth wire is connected to the earth terminals of the main unit, otherwise an electric shock is caused when a leak occurs. If the ear th wire is not correctly connected, contact an electric engineer for re work. Do not modify the products. Do not also disassemb le or modify the par ts. It [...]

– 6 – After the work has finished, be sure to use an insulation tester set (500V Meg ger) to chec k the resistance is 2M Ω Ω Ω Ω Ω or more between the char g e section and the non-char g e metal section (Earth position). If the resistance v alue is low , a disaster such as a leak or electric shock is caused at user’ s side. When the[...]

– 7 – • Ne w Refrig erant (R410A) This air conditioner adopts a new HFC type refrigerant (R410A) which does not deplete the oz one la yer . 1 . Saf ety Caution Concerned to New Refrigerant The pressure of R410A is high 1.6 times of that of the f or mer refrigerant (R22). Accompanied with change of refrigerant, the refrigerating oil has been a[...]

– 8 – 4 . T ools 1. Required T ools for R410A Mixing of diff erent types of oil may cause a troub le such as generation of sludge, clogging of capillar y , etc. Accordingly , the tools to be used are classified into the follo wing three types. 1) T ools e xclusiv e f or R410A (Those which cannot be used for con ventional refrigerant (R22)) 2) T[...]

– 9 – 1. SPECIFICA TIONS 1-1. Indoor Unit 1-1-1. 4-W a y Air Dischar ge Cassette T ype <Single type> ∗ : IEC standard, ∗∗ : AS standard Model Indoor unit RA V -SM Outdoor unit RA V -SP Cooling capacity (kW) Heating capacity (kW) P ower supply Running current (A) P ower consumption(kW) Cooling P ower f actor (%) EER Energy efficiency[...]

– 10 – ∗ : IEC standard, ∗∗ : AS standard Model Indoor unit RA V - Outdoor unit RA V - Cooling capacity (kW) Heating capacity (kW) P ower supply Running current (A) P ower consumption(kW) Cooling P ower f actor (%) EER Energy efficiency class ∗ Electrical Energy rating ∗∗ Running current (A) characteristics P ower consumption(kW) He[...]

– 11 – <T win type> ∗ : IEC standard Indoor unit 1 RA V - SM564UT -E SM804UT -E Model Indoor unit 2 RA V - SM564UT -E SM804UT -E Outdoor unit RA V - SP1104A T(Z)(ZG)-E SP1404A T(Z)(ZG)-E Cooling capacity (kW) 10.0 12.5 Heating capacity (kW) 11.2 14.0 Indoor unit P ower supply 1 phase 230V (220 – 240V) 50Hz Running current (A) 10.36 ?[...]

– 12 – Indoor unit 1 RA V - SM564UT -E SM804UT -E Model Indoor unit 2 RA V - SM564UT -E SM804UT -E Outdoor unit RA V - SM1103A T -E SM1403A T -E Cooling capacity (kW) 10.0 12.5 Heating capacity (kW) 11.2 14.0 Indoor unit P ower supply 1 phase 230V (220 – 240V) 50Hz Running current (A) 14.40 – 13.20 20.57 – 18.97 P ower consumption (kW) 3.[...]

– 13 – 1-1-2. Concealed Duct T ype <Single type> ∗ : IEC standard, ∗∗ : AS standard Model Indoor unit RA V -SM Outdoor unit RA V -SP Cooling capacity (kW) Heating capacity (kW) P ower supply Running current (A) P ower consumption(kW) Cooling P ower f actor (%) EER Energy efficiency class ∗ Electrical Energy rating ∗∗ Running c[...]

– 14 – <T win type> ∗ : IEC standard Indoor unit 1 RA V - SM562BT -E SM802BT -E Model Indoor unit 2 RA V - SM562BT -E SM802BT -E Outdoor unit RA V - SP1104A T(Z)(ZG)-E SP1404A T(Z)(ZG)-E Cooling capacity (kW) 10.0 12.5 Heating capacity (kW) 11.2 14.0 Indoor unit P ower supply 1 phase 230V (220 – 240V) 50Hz Running current (A) 13.78 ?[...]

– 15 – 1-1-3. Under Ceiling T ype <Single type> ∗ : IEC standard, ∗∗ : AS standard Model Indoor unit RA V -SM Outdoor unit RA V -SP Cooling capacity (kW) Heating capacity (kW) P ower supply Running current (A) P ower consumption(kW) Cooling P ower f actor (%) EER Energy efficiency class ∗ Electrical Energy rating ∗∗ Running cu[...]

– 16 – <T win type> ∗ : IEC standard Indoor unit 1 RA V - SM562CT -E SM802CT -E Model Indoor unit 2 RA V - SM562CT -E SM802CT -E Outdoor unit RA V - SP1104A T(Z)(ZG)-E SP1404A(Z)(ZG)-E Cooling capacity (kW) 10.0 12.5 Heating capacity (kW) 11.2 14.0 Indoor unit P ower supply 1 phase 230V (220 – 240V) 50Hz Running current (A) 12.51 – [...]

– 17 – 1-1-4. High W all T ype <Single type> ∗ : IEC standard, ∗∗ : AS standard Model Indoor unit RA V - Outdoor unit RA V - Cooling capacity (kW) Heating capacity (kW) P ower supply Running current (A) P ower consumption(kW) Cooling P ower f actor (%) EER Energy efficiency class ∗ Electrical Energy rating ∗∗ Running current ([...]

– 18 – <T win type> ∗ : IEC standard Indoor unit 1 RA V - SM562KRT -E SM802KRT -E Model Indoor unit 2 RA V - SM562KRT -E SM802KRT -E Outdoor unit RA V - SP1104A T(Z)(ZG)-E SP1404A T(Z)(ZG)-E Cooling capacity (kW) 10.0 12.3 Heating capacity (kW) 11.2 14.0 Indoor unit P ower supply 1 phase 230V (220 – 240V) 50Hz Running current (A) 12.9[...]

– 19 – 1-1-5. Compact 4-W a y Cassette (600 × 600) T ype <Single type> Model Indoor unit Outdoor unit Cooling capacity (kW) Heating capacity (kW) P ower supply Running current (A) P ower consumption(kW) Cooling P ower f actor (%) EER Energy efficiency class Electrical Energy rating Running current (A) characteristics P ower consumption(k[...]

– 20 – <T win type> Indoor unit 1 RA V - SM562MUT -E Model Indoor unit 2 RA V - SM562MUT -E Outdoor unit RA V - SP1104(Z)(ZG)-E Cooling capacity (kW) 10.0 Heating capacity (kW) 11.2 Indoor unit P ower supply 1 phase 230V (220 – 240V) 50Hz Running current (A) 12.51 – 11.47 P ower consumption (kW) 2.67 Cooling P ow er f actor (%) 97 EER[...]

– 21 – 1-2. Outdoor Unit <Super Digital In ver ter> Model name Outdoor unit RA V -SP P ower supply T ype Compressor Motor (kW) P ole Refrigerant charged (kg) Refrigerant control Standard length (m) Max. total length (m) Inter Additional refrigerant charge connecting pipe under long piping connector Height Outdoor lower (m) diff erence Out[...]

– 22 – 1-3. Operation Characteristic Curve • Operation characteristic curve <Super Digital In verter> RA V -SP1104A T -E, SP1404A T -E / RA V -SP1104A TZ-E, SP1404A TZ-E / RA V -SP1104A TZG-E, SP1404A TZG-E <Cooling> <Heating> 02 0 4 0 6 0 8 0 Compressor speed (rps) 0 22 20 18 16 14 12 8 10 6 4 2 0 22 20 18 16 14 12 8 10 6 4[...]

– 23 – 2. CONSTR UCTION VIEWS (EXTERNAL VIEWS) 2-1. Indoor Unit RA V -SM564UT -E 860 to 910 Ceiling open dimension 112 77 74 80 240 105 74 77 129 135 105 207.5 105 287.5 840 Unit external dimension 408 105 44 172 129 189 860 to 910 Ceiling open dimension 950 P anel external dimension 840 Unit external dimension 780 Hanging bolt pitch Hanging bo[...]

– 24 – RA V -SM804UT -E 860 to 910 Ceiling open dimension 77 74 105 129 189 860 to 910 Ceiling open dimension Refrigerant pipe connecting por t Ø9.5 (Liquid side) Refrigerant pipe connecting por t Ø15.9 (Gas side) Bottom face of ceiling Bottom face of ceiling 950 P anel external dimension 780 Hanging bolt pitch 323 Hanging bolt M10 or Ø3/8 ([...]

– 25 – RA V -SM1104UT -E, RA V -SM1404UT -E 860 to 910 Ceiling open dimension 860 to 910 Ceiling open dimension 129 189 105 105 384 351 137 16.5 77 129 132 319 29 397.5 157 106.5 72 241.5 263 105 337.5 Bottom face of ceiling For br anch duct knock out square hole Ø150 Ceiling panel (sold separately) Bottom face of ceiling 80 240 135 105 207.5 [...]

– 26 – 2-2. Outdoor Unit RA V -SP1104A T -E, RA V -SP1404A T -E / RA V -SP1104A TZ-E, RA V -SP1404A TZ-E / RA V -SP1104A TZG-E, RA V -SP1404A TZG-E 365 17.5 74 17.5 128 46 48 655 121 534 534 85 65 7 55 95 55 94 95 55 95 24 1340 155 605 613 70 74 581 581 360 40 40 54 34 170 118 380 383 150 600 900 550 60 83 7 68 518 135 151 12 Unit : mm 64 Z 178[...]

– 27 – RA V -TWP30E2, RA V -TWP50E2 (Simultaneous T win) Inner diameter Ø C Inner diameter Ø D Inner diameter Ø D A B Model (RBC-) TWP30E2 Liquid side Gas side TWP50E2 Liquid side Gas side ABCD 36 14 Ø9.5 Ø6.4 43 23 Ø15.9 Ø12.7 34 14 Ø9.5 Ø9.5 44 21 Ø15.9 Ø15.9[...]

– 28 – 3. SYSTEMA TIC REFRIGERA TING CYCLE DIA GRAM 3-1. Indoor Unit • Single type (Combination of 1 indoor unit and 1 outdoor unit) • T win type (Combination of 2 indoor units and 1 outdoor unit) Indoor unit SM56, 80 type SM110, 140 type Outer diameter of refrigerant pipe Gas side ØA Liquid side ØB 12.7 6.4 15.9 9.5 Model AIU- SM56 type [...]

– 29 – 3-2. Outdoor Unit RA V -SP1104A T -E, SP1104A TZ-E, SP1104A TZG-E, RA V -SP1404A T -E, SP1404A TZ-E, SP1404A TZG-E * This compressor has 4-pole motor . The v alue when compressor frequency (Hz) is measured by a clamp meter becomes 2 times of No . of compressor re volutions (rps). RA V -SP1404A T -E, RA V -SP1404A TZ-E, RA V -SP1404A TZG-[...]

– 30 – 4. WIRING DIA GRAM 4-1. Indoor Unit RA V -SM564UT -E, RA V -SM804UT -E, RA V -SM1104UT -E, RA V -SM1404UT -E Color Identification BLK : BLACK BLU : BLUE RED : RED GRN : GREEN WHI : WHITE YEL : YELLOW FS Control P.C. Board for Indoor Unit MCC-1570 1 2 3 1 2 1 2 1 1 2 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 1 2 3 1 2 1 2 3 4 5 135[...]

– 31 – 4-2. Outdoor Unit (Wiring Diagram) RA V -SP1104A T -E, RA V -SP1404A T -E / RA V -SP1104A TZ-E, RA V -SP1404A TZ-E / RA V -SP1104A TZG-E, RA V -SP1404A TZG-E Color Identification BLK : BLA CK BLU : BLUE RED : RED GR Y : GRA Y WHI : WHITE YEL : YELLO W Control P.C. Board MCC-1570 (GR Y) (GR Y) (WHI) U (WHI) CN400 (WHI) P04 P05 P06 P07 P09[...]

– 32 – 5. SPECIFICA TIONS OF ELECTRICAL P ART S 5-1. Indoor Unit RA V -SM564UT -E, RA V -SM804UT -E RA V -SM1104UT -E, RA V -SM1404UT -E No. 1 2 3 4 5 6 P ar ts name F an motor (f or indoor) Thermo. sensor (T A-sensor) Heat exchanger sensor (TCJ-sensor) Heat exchanger sensor (TC-sensor) Float s witch Drain pump motor T ype SWF-230-60-2R 328 mm [...]

– 33 – 6. REFRIGERANT R410A This air conditioner adopts the new refrigerant HFC (R410A) which does not damage the ozone la yer . The working pressure of the new refrigerant R410A is 1.6 times higher than conv entional refr igerant (R22). The refrigerating oil is also changed in accordance with change of refrigerant, so be careful that water , d[...]

– 34 – T able 6-2-1 Thicknesses of annealed copper pipes 1. Joints F or copper pipes, flare joints or sock et joints are used. Prior to use, be sure to remov e all contaminants. a) Flare Joints Flare joints used to connect the copper pipes cannot be used f or pipings whose outer diameter exceeds 20 mm. In such a case , sock et joints can be use[...]

– 35 – c) Inser tion of Flare Nut d) Flare Processing Make certain that a clamp bar and copper pipe hav e been cleaned. By means of the clamp bar , perf or m the flare processing correctly . Use either a flare tool f or R410A or conv entional flare tool. Flare processing dimensions diff er according to the type of flare tool. When using a conv [...]

– 36 – 43˚to 45˚ 45˚to 46˚ B A C D Fig. 6-2-2 Relations between flare nut and flare seal surface 2. Flare Connecting Procedures and Precautions a) Make sure that the flare and union por tions do not hav e any scar or dust, etc. b) Correctly align the processed flare surface with the union axis . c) Tighten the flare with designated torque b[...]

– 37 – 6-3. T ools 6-3-1. Required T ools Ref er to the “4. T ools” (P age 8) 6-4. Rechar ging of Refrig erant When it is necessar y to recharge refrigerant, charge the specified amount of new refrigerant according to the f ollowing steps. (INDOOR unit) (Liquid side) Refrigerant cylinder (With siphon pipe) Check v alve (Gas side) Open/Close[...]

– 38 – Gauge manifold [ Cylinder with siphon ] [ Cylinder without siphon ] OUTDOOR unit Gauge manifold OUTDOOR unit Refrigerant cylinder Electronic balance Refrigerant cylinder Electronic balance Siphon 1) Be sure to mak e setting so that liquid can be charged. 2) When using a cylinder equipped with a siphon, liquid can be charged without turni[...]

– 39 – Nitrogen gas cylinder Pipe Flow meter M Stop valv e F rom Nitrogen cylinder Nitrogen gas Rubber plug 2. Characteristics required for flux • Activated temper ature of flux coincides with the brazing temperature . • Due to a wide eff ective temperature range , flux is hard to carbonize . • It is easy to remov e slag after brazing. ?[...]

– 40 – 6-6. Instructions f or Re-use Piping of R22 or R407C Instruction of W orks: The existing R22 and R407C piping can be reused for our digital in verter R410A products installations. NO TE) Confir mation of e xistence of scratch or dent of the f or mer pipes to be applied and also confir mation of reliability of the pipe strength are conv e[...]

– 41 – 6-6-5. Final Installation Chec ks Do not apply the refrigerator oil to the flare surface . Existing pipe: NO * Use a new pipes. Clean the pipes or use the new pipes . T rial run Is it possible to oper ate the existing air conditioner? W as not largely discolored oil or a large quantity of remains discharged? (When the oil deteriorates, t[...]

– 42 – 6-6-6. Handling of Existing Pipe When using the e xisting pipe, carefully check it f or the f ollowing: • W all thickness (within the specified range) • Scratches and dents • W ater , oil, dir t, or dust in the pipe • Flare looseness and leakage from welds • Deterioration of copper pipe and heat insulator Cautions f or using ex[...]

– 43 – 7. INDOOR CONTR OL CIRCUIT 7-1. Indoor Contr oller Bloc k Diagram 7-1-1. Connection of Main (Sub) Remote Contr oller Main (sub) master remote controller (Max. 2 units) Weekly timer TCC-LINK Central controller (Option) TCC-LINK adapter P .C. board (MCC-1440) * Case of TCC-LINK adapter Case of TCC-LINK adapter (Option) Outdoor unit Outdoor[...]

– 44 – 7-1-2. Connection of Wireless Remote Contr oller Kit Wireless remote controller kit TCC-LINK Central controller (Option) TCC-LINK adapter P .C. board (MCC-1440) * Case of TCC-LINK adapter Case of TCC-LINK adapter (Option) Outdoor unit Outdoor unit 3 2 1 3 2 1 3 2 1 Up to 8 units are connectable. ∗ 1 ∗ 1 However Max.7 units are connec[...]

– 45 – 7-1-3. Connection of Both Main (Sub) Remote Contr oller and Wireless Remote Contr oller Kit Main (sub) master remote controller (Max. 2 units) W eekly timer Wireless remote controller kit TCC-LINK Central controller (Option) TCC-LINK adapter P .C. board (MCC-1440) * Case of TCC-LINK adapter Case of TCC-LINK adapter (Option) Outdoor unit [...]

– 46 – 7-2. Control Specifications No. 1 Item When power supply is reset Outline of specifications 1) Distinction of outdoor unit When the pow er supply is reset, the outdoors are distin- guished and the control is selected according to the distinguished result. 2) Setting of indoor f an speed and existence of air direction adjustment Based on [...]

– 47 – No. 3 Item Room temp . control (Continued) Outline of specifications 2) Using the Item code 06, the setup temperature in heating operation can be corrected. Remarks Shift of suction temperature in heating operation Setting at shipment 1) Based on the diff erence between T a and Ts, the operation frequency is instructed to the outdoor uni[...]

– 48 – No. 6 Item Air speed selection Outline of specifications 1) Operation with (HH), (H), (L) or [A UT O] mode is carried out by the command from the remote controller . (2) When the air speed mode [A UT O] is selected, the air speed v aries by the diff erence between T a and Ts . <COOL> Remarks HH > H+ > H > L+ > L > UL[...]

– 49 – No. 6 Item Air speed selection (Continued) Outline of specifications Remarks Selection of high ceiling type Item code: [5d] or selection of high ceiling on P .C . board SW501 Howe v er only when the high ceiling selection is set to [Standard] [DR Y] is displa yed. 3) In heating operation, the mode changes to [UL] if ther mostat is tur ne[...]

– 50 – No. 7 Item Cool air discharge pre v entive control Outline of specifications 1) In heating operation, the indoor f an is controlled based on the detected temperature of Tc sensor or Tcj sensor . As shown belo w , the upper limit of the re volution frequency is restricted. How ev er B zone is assumed as C z one f or 6 minutes and after wh[...]

– 51 – No. 9 Item High-temp . release control Outline of specifications 1) The heating operation is perf or med as f ollows based on the detected temperature of Tc sensor or Tcj sensor . • When [M] zone is detected, the commanded frequency is decreased from the real operation frequency . After then the commanded frequency changes e very 30 se[...]

– 52 – No. 12 Item Louver control Outline of specifications 1) Louv er position setup • When the louver position is changed, the position mov es necessarily to downw ard discharge position once to retur n to the set position. • The louver position can be set up in the f ollowing operation r ange. Remarks The louver position at horizontal di[...]

– 53 – No. 12 Item Louv er control (Continued) Outline of specifications <<Selection of Swing mode>> • For the Swing mode , the follo wing three types of modes are selectable and settab le by keeping Swing/Direction SWING/FIX button pushed f or 4 seconds or more on the remote controller .  Standard (4 pieces: same phase) s wing[...]

– 54 – No. 12 Item Louv er control (Continued) Outline of specifications • If there is the lock ed louv er in the unit, [ ] goes on the remote controller screen. • While the follo wing controls are performed, the louvers operate e ven if e xecuting the louv er lock. Remarks F or the setting operation, ref er to [How to set louv er lock] of [...]

– 55 – No. 15 Item Filter sign displa y (Except wireless type) Outline of specifications 1) The operation time of the indoor f an is calculated, the filter reset signal is sent to the remote controller when the speci- fied time (2500H) has passed, and it is displa yed on LCD . 2) When the filter reset signal has been receiv ed from the remote c[...]

– 56 – No. 19 Item DC motor Outline of specifications 1) When the f an operation has star ted, positioning of the stator and the rotor are perf or med. (Mov es slightly with tap sound) 2) The motor operates according to the command from the indoor controller . Notes) • When the fan rotates while the air conditioner stops due to entering of ou[...]

– 57 – No. 22 Item 8°C heating/ F rost protectiv e operation Outline of specifications 1) This functional is intended f or the cold latitudes and perf or ms objectiv e heating operation (8°C heating operation). 2) This function is v alid only for combination with the outdoor units (Super Digital Inv er ter (SDI) 4-series outdoor units). 3) Us[...]

– 58 – 7-3. Optional Connector Specifications of Indoor P .C. Boar d Function Humidifier output ( ∗ ) V entilation output HA Option output Outside error input A UTO up/do wn grille ( ∗ ) FIL TER Option error / Humidifier setting ( ∗ ) CHK Operation chec k DISP Exhibition mode EXCT Demand Pin No. 1 2 1 2 1 2 3 4 5 6 1 2 3 4 5 6 1 2 3 1 2 3[...]

– 59 – 7-4. Indoor Print Cir cuit Boar d <MCC-1570> DC fan output CN333 (White) Louver CN510 (White), DC12V Remote controller CN41 (Blue), DC20V Outside error input CN80 (Green), DC12V CHK CN71 (White), DC5V DISP CN72 (White), DC5V Remote controller power supply LED D403 (Red) Main bus communication LED D503 (Y ellow) TCC-LINK adapter CN5[...]

– 60 – 8. CIRCUIT CONFIGURA TION AND CONTROL SPECIFICA TIONS 8-1. Outdoor Contr ols 8-1-1. Print Cir cuit Board <Viewed fr om par ts of P .C board> RA V -SP1104A T -E, RA V -SP1404A T - E RA V -SP1104A TZ-E, RA V -SP1404A TZ-E RA V -SP1104A TZG-E, RA V -SP1404A TZG-E <MCC-1571> Case thermostat connector CN609 (Blue) P ower supply ci[...]

– 61 – 8-2. Outline of Main Contr ols 1. PMV (Pulse Motor V alve) contr ol 1) PMV is controlled between 30 and 500 pulsed dur ing oper ation. 2) In cooling operation, PMV is usually controlled with the temperature diff erence between TS sensor and TC sensor aiming 1 to 4K as the target value . 3) In heating operation, PMV is usually controlled [...]

– 62 – 3. Outdoor fan contr ol Rev olution frequency allocation of fan taps [rpm] 3-1) Cooling fan control  The outdoor f an is controlled by TL sensor , T O sensor and the operation frequency . The outdoor f an is controlled by e very 1 tap of DC fan control (14 taps).  Only f or 60 seconds after the operation has star ted, the maximum f[...]

– 63 – 4. Coil heating contr ol 1) This control function heats the compressor by turning on the stopped compressor instead of a case heater . It purposes to prev ent stagnation of the refr igerant inside of the compressor . 2) As usual, tur n on power of the compressor f or the specified time bef ore a test r un after installation; otherwise a [...]

– 64 – 8. Over -current pr otective control 1) When the ov er-current protectiv e circuit detected an abnor mal current, stop the compressor . 2) The compressor restar ts after 2 minutes 30 seconds setting [1] as an error count. 3) When the error count [8] was f ound, deter mine an error and restar t operation is not perf or med. 4) For the err[...]

– 65 – 10. Defr ost contr ol 1) In heating operation, defrost operation is perf or med when TE sensor satisfies an y condition in A zone to D zone . 2) Dur ing defrosting operation, it finishes if TE sensor continued 12°C or higher f or 3 seconds or continued 7°C ≤ TE < 12°C for 1 min ute. The defrost operation also finishes when it con[...]

– 66 – 9. TR OUBLESHOO TING 9-1. Summary of T r oubleshooting <Wired remote controller type> 1. Bef ore troub leshooting 1) Required tools/instr uments • + and – scre wdrivers , spanners, radio cutting pliers, nippers , push pins for reset s witch • T ester , ther mometer , pressure gauge , etc. 2) Confir mation points bef ore chec [...]

– 67 – <Wireless remote contr oller type> 1. Bef ore troub leshooting 1) Required tools/instr uments • + and – screwdriv ers, spanners, r adio cutting pliers, nippers , etc. • T ester , ther mometer , pressure gauge , etc. 2) Confir mation points bef ore chec k a) The following oper ations are nor mal. 1. Compressor does not operate[...]

– 68 – 9-2. T r oubleshooting 9-2-1. Outline of judgment The primar y judgment to check whether a troub le occurred in the indoor unit or outdoor unit is carr ied out with the f ollowing method. Method to judge the erroneous position b y flashing indication on the displa y par t of the indoor unit (sensors of the receiving par t) The indoor uni[...]

– 69 – Lamp indication Operation Timer Ready Alternate flash Operation Timer Ready Alternate flash Operation Timer Ready Simultaneous flash Operation Timer Ready Simultaneous flash Operation Timer Ready Flash Operation Timer Ready Simultaneous flash Operation Timer Ready Simultaneous flash Check code F01 F02 P10 F04 F06 F07 F08 F12 F13 F15 F29 [...]

– 70 – 9-2-2. Others (Other than Chec k Code) Lamp indication Operation Timer Ready Simultaneous flash Operation Timer Ready Alternate flash Check code — — Cause of troub le occurrence During test r un Disagreement of cool/heat (A utomatic cool/heat setting to automatic cool/heat prohibited model, or setting of heating to cooling-only model[...]

– 71 – 9-2-3. Chec k Code List (Indoor) ¡ : Go on, ¥ : Flash, l : Go off AL T (Alternate): Alter nate flashing when there are two flashing LED SIM (Simultaneous): Simultaneous flashing when there are two flashing LED (Indoor unit detected) Check code indication TCC-LINK central & Wired remote controller E03 E04 E08 E10 E18 F01 F02 F10 F29[...]

– 72 – Chec k Code List (Outdoor) ¡ : Go on, ¥ : Flash, l : Go off AL T (Alternate): Alter nate flashing when there are two flashing LED SIM (Simultaneous): Simultaneous flashing when there are two flashing LED Remote controller indication F04 F06 F08 F07 F12 F13 F15 F31 H01 H02 H03 H04 L10 L29 P03 P04 P05 P07 P15 P20 P22 P26 P29 E01 E02 E03 [...]

– 73 – ¡ : Go on, ¥ : Flash, l : Go off AL T (Alternate): Alter nate flashing when there are two flashing LED SIM (Simultaneous): Simultaneous flashing when there are two flashing LED Remote controller indication F01 F02 F10 F29 P01 P10 P12 P31 — — L20 — Sensor lamp part Block indication Operation Timer Ready Flash ¥¥ l AL T ¥¥ l AL[...]

– 74 – Err or mode detected b y indoor unit Operation of diagnostic function Check code E03 E04 E08 L03 L07 L08 L09 L30 P10 P12 P19 P31 F01 F02 F10 F29 E10 E18 Cause of operation No communication from remote controller (including wireless) and communication adapter The serial signal is not output from outdoor unit to indoor unit. • Miswiring [...]

– 75 – Err or mode detected b y remote controller or central contr oller (TCC-LINK) Operation of diagnostic function Check code Not display ed at all (Operation on remote controller is impossible.) E01 ∗ 2 E02 E09 L20 Central controller L20 — ∗ 3 Central controller (Send) C05 (Receiv e) C06 — Central controller P30 Cause of operation No[...]

– 76 – Err or mode detected b y outdoor unit The check code has been r amified from 4 series and after . The ramified chec k code is display ed only when both the indoor unit and the outdoor unit are 4 ser ies and after . (Ex. Combination of RA V -SM1404UT -E with RA V -SP1404A T -E) When the indoor unit is 3 series and bef ore, the con vention[...]

– 77 – Check code Indoor unit before after 3 series 4 series P03 P03 P04 H04 P05 P20 P22 P22 P26 P26 P29 P29 Cause of operation Discharge temp . error ∗ Discharge temp . (TD) o ver specified value w as detected. Case thermostat operation ∗ Abnormal overheat of compressor P ower supply v oltage error High pressure protectiv e operation • D[...]

– 78 – 9-2-4. Diagnostic Pr ocedure for Eac h Check Code (Indoor Unit) Check code [E01 error] Is inter-unit cable of A and B normal? Is group control operation? Is power of all indoor units turned on? Is power supplied to remote controller? AB terminal: Appro x. DC18V Are 2 remote controllers set without master unit? Are 2 master units set in 2[...]

– 79 – [E04 error] Is there no disorder of power supply? Does outdoor operate? Is group address setup of remote controller correct? Are wiring in indoor unit and 1, 2, 3 inter-unit cables correct? Are wirings of ter minal bloc ks (1, 2, 3) wired to CN04 normal? Does D502 (Orange LED) flash after power supply turned on again? Check indoor P .C. [...]

– 80 – Is not yet capacity setting of indoor unit set up? Is group control operation? Is power of all indoor units turned on? Is T win control? Is inter-unit cable of A and B normal? Is there no contact error of indoor/outdoor inter-unit cable (Signal line) of the main unit? Is there no disconnection or contact error of connector on harness fro[...]

– 81 – [L20 error] Is group operation carried out? Do outside de vices normally wor k? Check cause of oper ation. Check corresponding indoor unit/outdoor unit. Are outside de vices of connector CN80 connected? Is not the multiple same central control system addresses connected? Is there check code on sub remote controller in main and sub remote[...]

– 82 – Does float s witch work? Does drain pump work? Is circuit wiring nor mal? Is connection of T A sensor connector (CN104 on indoor P .C. board) correct? Are characteristics of T A sensor resistance v alue normal? Check indoor P .C. board (MCC-1570). Def ect → Replace ∗ Ref er to Characteristics-1. Is power of drain pump turned on? ∗ [...]

– 83 – [P12 error] Does the f an rotate without trouble when handling the f an with hands? Remov e connectors CN333 and CN334 of indoor unit P .C. board (MCC-1570). Is output of indoor f an motor position detection signal correct? ∗ 3 Are resistance values between phases at f an motor connector CN333 motor side of indoor P .C. board (MCC-1570[...]

– 84 – [F02 error] Correct connection of connector . Are characteristics of TC sensor resistance value normal? Is connection of TC sensor connector (CN101 on Indoor P .C. board) correct? ∗ Ref er to Characteristics-2. Replace TC sensor . Check indoor P .C. board (MCC-1570). Def ect → Replace Correct connection of connector . Are characteris[...]

– 85 – [C06 error] (TCC-LINK central contr oller) Check centr al controller . Def ect → Replace Is there no noise source? Did a power f ailure occur? Is not the source power supply turned on? Is there no connection error of power supply cab le? Are A and B communication lines normal? Are U3 and U4 communication lines normal? Correct communica[...]

– 86 – [E03 err or] (Master indoor unit) [E03 error] is detected when the indoor unit cannot receiv e a signal from the remote controller (also central controller). Chec k A and B remote controllers and communication lines of the central control system U3 and U4. As communication is impossib le, this check code [E03] is not displa yed on the re[...]

– 87 – 9-2-5. Diagnostic Pr ocedure for Each Chec k Code (Outdoor Unit) 1) This section descr ibes the diagnostic method f or each check code displa yed on the remote controller . 2) In some cases, a check code indicates multiple symptoms . In this case, confirm LED display on the outdoor P .C . board to narrow the contents to be confir med. 3)[...]

– 88 – Check code [F04] Outdoor LED displa y <Display 1> <Display 2> ¡ l ¡ l l ¥ ll ¡ l ¡¡ Check and tr oubleshooting (Item without special mention Indicates part of outdoor unit.) [Dischar ge temp. sensor (TD) error] <Display 1> <Display 2> ¡ l ¡ ¥ l ¥ ll ¡ l ¡¡ • There is a possibility that it is one of [...]

– 89 – Correct connector . Sensor error → Replace Correct connector . Sensor error → Replace Check outdoor P .C. board. Defect → Replace Correct connector . Sensor error → Replace Correct connector . Sensor error → Replace Correct sensor mounting. Check outdoor P .C. board. Defect → Replace Check outdoor P .C. board. Defect → Repl[...]

– 90 – Correct and clear the cause. Check wire connection and correct it. Correct power supply line . Check outdoor P .C. board. Defect → Replace Check wire connection and correct it. Correct power supply line . Is compressor normal? Is there no refrigerant stagnation? Does PMV normally operate? Is it not abnormal overload? Is power supply v [...]

– 91 – Check crushed or broken pipe . Defect → Correct and Replace Correct defectiv e position. Replace defectiv e par t. Open valv e fully . Repair defectiv es position. Recharge refrigerant. Check outdoor P .C. board. Defect → Replace Correct connector . Case thermostat error → Replace Cut jumper line according to the explanation sheet [...]

– 92 – Check code [L29] Outdoor LED displa y <Display 1> <Display 2> l ¥ ¡ l ¡ ¥ l ¥ ¡ ¥ ¡¡ <Display 1> <Display 2> ¡ ¥ ¡ ¥ ¡ ¥ ll ¡ l ¡¡ <Display 1> <Display 2> ¡ ¥ ¡ ¥ l ¥ l ¥ ¡ ¥ ¡¡ <Display 1> <Display 2> ll ¡ ¥ ¡ l l ¥ ¡ l ¡¡ <Display 1> <Display 2&[...]

– 93 – Check code [P03] Outdoor LED displa y <Display 1> <Display 2> ¡ ¥ ¡ ¥ ¡ l ll ¡ l ¡¡ Check and tr oubleshooting (Item without special mention Indicates part of outdoor unit.) [Dischar ge temp. error] [P04] [P05] <Display 1> <Display 2> ll ll ¡ ¥ ll ¡ l ¡¡ <Display 1> <Display 2> ¡ ¥ ¡ l [...]

– 94 – Is there no loosening of screws of motor drive element of outdoor P .C. board Q200, Q300, Q400 and rectifier DB01, DB02, DB03? Did not forget to apply radiation grease to rear side of Q200, DB01, DB02 or DB03? Check outdoor P .C. board. Defect → Replace Remov e blocking matter . Correct shor t-circuit. Open valv e fully . Correct and r[...]

– 95 – ON 1234 ON 1234 SW804 SW801 CN701 Push DC200V or more 1 4 SW804 SW801 CN701 Push DC200V or more 1 4 Check code [P19] Outdoor LED displa y <Display 1> <Display 2> ¡ ¥ ¡ ¥ ¡ l ll ¡ ¥ ¡¡ Check and tr oubleshooting (Item without special mention Indicates part of outdoor unit.) [4-way v alve in verse error] Note) Check b [...]

– 96 – Check code [P20] Outdoor LED displa y <Display 1> <Display 2> ¡ l ¡ l ¡ ¥ ll ¡ ¥ ¡¡ Check and tr oubleshooting (Item without special mention Indicates part of outdoor unit.) [High pressure pr otective operation] Reset the power supply and then perform test run matching to the season. Open valv e fully . Check outdoor [...]

– 97 – Correct wiring. Replace outdoor P .C. board. Check outdoor P .C. board. Defect → Replace NO NO The same error does not occur in operation without compressor lead. Check compressor . (Rear shor t, etc.) Defect → Replace Is there no problem on connection of compressor lead or reactor? (Check ref err ing to Wiring diagram.) YES YES Chec[...]

– 98 – Resistance (k Ω ) (50˚C or low er) Resistance (k Ω ) (50˚C or higher) 0 0 50 100 150 200 0 5 10 15 20 10 20 30 40 50 60 70 80 90 100 T emper ature (˚C) Resistance (k Ω ) 0 0 10 20 30 40 10 20 30 40 50 60 70 80 90 100 T emper ature (˚C) T emperature sensor T emperature – Resistance v alue c haracteristic tab le T A, TC, TCJ, T[...]

– 99 – 10. REPLA CEMENT OF SER VICE P .C. BO ARD 10-1. Indoort Unit <Note: when replacing the P .C. board f or indoor unit servicing> The non volatile memor y (hereafter called EEPROM, IC503) on the indoor unit P .C . board before replacement includes the model specific type inf or mation and capacity codes as the factor y-set v alue and [...]

– 100 – [1] Setting data read out fr om EEPROM The setting data modified on the site, other than f actor y-set value , stored in the EEPR OM shall be read out. Step 1 Push SET , CL and TEST button on the remote controller sim ultaneously for more than 4 seconds . ∗ When the group operation control is perf or med, the unit No . displa yed f or[...]

– 101 – [3] Writing the setting data to EEPR OM The settings stored in the EEPROM of the P .C. board f or indoor unit ser vicing are the f actor y-set values . Step 1 Push SET , CL and TEST buttons on the remote controller sim ultaneously for more than 4 seconds . * In the g roup control operation, the unit No . displa yed f or the first time i[...]

– 102 – Step 6 Check the setting data displa yed at this time with the setting data put do wn in [1]. 1. If the setting data is different, modify the setting data b y pushing / buttons f or the timer setting to the data put down in [1]. The operation completes if the setting data is displa yed. 2. If the data is the same, proceed to ne xt step.[...]

– 103 – T able 1. Setting data (CODE No. table (e xample)) DN 01 02 03 06 OF 10 11 12 13 14 19 1E 28 2A 2b 31 32 40 5d 60 C2 d0 d3 d1 F0 F1 F2 F3 F4 Item Filter sign lighting time Filter pollution le ve Central control address Heating suction temperature shift Cooling only T ype Indoor unit capacity System address Indoor unit address Group addr[...]

– 104 – 10-2. Outdoor Unit 1. Setting the jumper wires and DIP switc hes P ar t name J800 to J803 J umper wire J804 to J810 SW802 DIP s witch SW803 SW804 Function Model s witching Settings Settings LED indication s witching Special operations f or ser vice Setting Cut these jumper wires according to the f ollowing table . Set these jumper wires[...]

– 105 – DIP s witch S003 Bit 1: OFF → ON 1 2 3 4 ON Sensor cov er Sensor board Adjust corner cap with sensor 11. SETUP A T LOCAL SITE AND O THERS 11-1. Indoor Unit 11-1-1. T est Run Setup on Remote Contr oller <Wired remote controller> 1. When pushing TEST b utton on the remote controller f or 4 seconds or more, “TEST” is displa yed[...]

– 106 – (Except 4-wa y Air Discharge Cassette T ype and Under Ceiling T ype) 1 Remove a scre w which fixes the serial olate of the receiver part on the wireless remote contr oller . Remov e the nameplate of the reciv er section by inser ting a min us screwdriv er , etc. into the notch at the bottom of the plate, and set the Dip s witch to [TEST[...]

– 107 – <In case of wireless remote controller> Procedure 1 2 3 4 5 6 7 Description Turn on power of the air conditioner. The operation is not accepted for 5 minutes when power has been turned on at first time after installation, and 1 minute when power has been turned on at the next time and after. After the specified time has passed, pe[...]

– 108 – 11-1-2. Forced Defr ost Setup of Remote Controller (For wired remote contr oller only) (Preparation in adv ance) 1 Push TEST + SET + CL buttons sim ultaneously f or 4 seconds or more on the remote contr oller . (Push b uttons while the air conditioner stops.) The first displa yed unit No . is the master indoor unit address in the group [...]

– 109 – 11-1-4. Function Selection Setup <Procedure> P erform setting while the air conditioner stops. 1 Push TEST + SET + CL buttons sim ultaneously f or 4 seconds or more . The first displa yed unit No . is the master indoor unit address in the group control. In this time, f an and louver of the selected indoor unit operate . ò 2 Every[...]

– 110 – Function selection item No. (DN) list DN 01 02 03 06 0F 10 11 12 13 14 19 1E 28 2A 2b 2E 30 31 32 40 5d 60 Item Filter sign lighting time Filter stain le vel Central control address Heating suction temp . shift Cooling-only T ype Indoor unit capacity Line address Indoor unit address Group address Louver type (Adjustment of air direction[...]

– 111 – DN 42 45 C2 CC CD D0 D1 D3 D4 F0 F1 F2 F3 F4 Item Self-clean operation time Selection of louver horiz ontal discharge position Current demand X% to outdoor unit Setting of self-clean operation f orced stop Clean operation stop function when [ON/OFF] operation is prohibited. Existence of remote controller sav e function Existence of 8°C[...]

– 112 – 11-1-5. Wiring and Setting of Remote Controller Contr ol (Setup method) One or multiple indoor units are controlled b y 2 remote controllers. (Max. 2 remote controllers are connectab le.) [Operation] 1. The operation contents can be changed by Last- push-prior ity . 2. Use a timer on either Master remote controller or Sub remote control[...]

– 113 – 11-1-6. Monitor Function of Remote Controller Switc h n Calling of sensor temperature displa y <Contents> Each data of the remote controller , indoor unit and outdoor unit can be understood b y calling the ser vice monitor mode from the remote controller . Indoor unit data Item code 01 02 03 04 07 F2 F3 F8 Data name Room temperatu[...]

– 114 – n Calling of error history <Contents> The error contents in the past can be called. <Pr ocedure> 1 Push SET + TEST buttons sim ultaneously f or 4 seconds or more to call the service chec k mode. Ser vice Chec k goes on, the item code 01 is displa yed, and then the content of the latest alar m is displa yed. The number and er[...]

– 115 – n Indoor unit po wer-ON sequence • In a group operation, if the indoor unit which was f ed power after judgment of automatic address cannot receiv e regular communication from the master unit and regular comm unication on identical pipe within 120 seconds after pow er was turned on, it reboots (system reset). → The operation star ts[...]

– 116 – 11-2. Setup at Local Site / Other s Model name: TCB-PCNT30TLE2 11-2-1. TCC-LINK Adapter (For TCC-LINK Central Contr ol) 1. Function This model is an optional P .C. board to connect the indoor unit to TCC-LINK (Central controller). 2. Micr opr ocessor bloc k diagram 3. TCC-LINK wiring connection CA UTION 1) When controlling customized se[...]

– 117 – 4. Wiring specifications • Use 2-core with no polar wire. • Match the length of wire to wire length of the central control system. If mix ed in the system, the wire length is lengthened with all indoor/outdoor inter-unit wire length at side. • T o pre vent noise troub le, use 2-core shield wire. • Connect the shield wire by clos[...]

– 118 – 6. External view of P .C. board assemb ly 7. Address setup In addition to set up the central control address , it is necessar y to change the indoor unit number . (Line/Indoor/Group address). F or details, ref e r to TCC-LINK Adapter Installation Man ual. 11-3. Ho w to Set up Central Contr ol Address Number When connecting the indoor un[...]

– 119 – 2. How to confirm the central contr ol address (New function f or AMT32 remote contr oller) <Procedure> It can be confirmed ev en dur ing oper ation or stopping. 1 Push UNIT LOUVER b utton for 4 seconds or more. ò 2 In the frame at left side of the remote controller screen, the lighting set contents are display ed. During unset t[...]

– 120 – Downward discharge Downward discharge Downward discharge Downward discharge Horizontal discharge Horizontal discharge Horizontal discharge Horizontal discharge Downward discharge Downward discharge Downward discharge Downward discharge Horizontal discharge Horizontal discharge Horizontal discharge Horizontal discharge 3. How to set up t[...]

– 121 – Setup value at sa ving Code 0000 04 02 03 01 Electric parts box Refrigerant pipe Drain pipe 0001 0002 0003 0005 0004 Code 4. How to set louver loc k (Louver fix) 1 Push UNIT LOUVER (At the right side of the b utton) f or 4 seconds or more during stop of the operation. • flashes. 2 Push UNIT LOUVER (At the left side of the button) and [...]

– 122 – 11-4. Outdoor Unit 11-4-1. Refrig erant Reco ver y Contr ol The “ozone destruction coefficient” of HFC refrigerant is 0 and the discharge regulation is set as anathermal effect gas. T o this model, a switch which can perf or m the refrigerant recov er y (pump down) b y the outdoor unit is mounted so that it is easy to react against [...]

– 123 – 11-4-3. Ser vice Support Function (LED Display , Switch Operation) 1. Outline A v ar ious setup and operation chec k can be perf or med by DIP s witches at 3 positions (SW802, SW803, SW804) and the pushdown b utton switches (SW800, SW801) at 2 positions . Operation par t Displa y par t ∗ All LED are colorless when it goes off . P art [...]

– 124 – TC SW803 TL SW803 TE SW803 TA SW803 TO SW803 TD SW803 TCJ SW803 TH SW803 TS SW803 SW803 ON 234 1 SW803 ON 234 1 ON 234 1 ON 234 1 ON 234 1 ON 234 1 ON 234 1 ON 234 1 ON 234 1 ON 234 1 ON 234 1 SW803 ON 234 1 SW803 ON 234 1 SW803 ON 234 1 Switch Function / Contents Error displa y (Error generating at present) Error generating at present [...]

– 125 – 2) Error displa y The error which is generating at present and the latest error (Latest error inf or mation including present) can be confir med b y lighting LED D800 toD804 on the outdoor control P .C. board. a) When all DIP s witch SW803 are OFF , the status of error which is generating at present is displa yed. b) <1> only of D[...]

– 126 – TH SW803 ON 234 1 SW803 SW803 SW803 ON 234 1 ON 234 1 ON 234 1 TD SW803 ON 234 1 TA SW803 ON 234 1 TE SW803 ON 234 1 TC SW803 ON 234 1 TS SW803 ON 234 1 TCJ SW803 ON 234 1 TO SW803 ON 234 1 TL SW803 ON 234 1 3) Sensor , current, compressor operation frequency , PMV opening display The values detected b y the controller , such as tempera[...]

– 127 – 4) Specific operation for maintenance chec k (SW801, SW804) The f ollowing specific operations for the maintenance chec k are perf or med b y operation of SW801 or SW804. a) Select DIP s witch SW804. (See tab le below) b) Push the pushdown b utton switch SW801 f or appro x. 1 second. c) The following functions start. While each function[...]

– 128 – SW804 Operation when pushdown b utton switch SW801 is pushed 4-wa y v alv e rela y operation (F or R Y700, CN70 check) [CA UTION] Although these operations can be perf or med e v en dur ing operation, basically perf or m operation while the unit stops . If perf or ming this operation during dr iving the unit, it is dangerous because the[...]

– 129 – Setup of line address of outdoor unit, indoor unit address, and group address Completion of cabling work Turn on power of outdoor unit. Turn on power of outdoor unit. Connect one remote controller with one indoor unit (1 : 1) tentatively with communication cable. END Turn on power of outdoor unit. Set to all indoor units one by one. Do [...]

– 130 – 12-2. Ad dress Setup & Gr oup Contr ol <T erminology> Indoor unit No . : N - n = Outdoor unit line address N (Max. 30) - Indoor unit address n (Max. 64) Group address : 0 = Single (Not group control) 1 = Master unit in group control 2 = Sub unit in group control Master unit (= 1) : The representative of multiple indoor units i[...]

– 131 – 12-2-2. A utomatic address e xample fr om unset address (No miscabling) 1. Standard (One outdoor unit) X Only turning on sour ce power supply (A utomatic completion) X 1) Single 2) Gr operation (Multiple outdoor units = Miltiple indoor units only with serial communication) 1-1 Individual (Master/Sub) Max. 8 units 2-1 Sub 1-1 Sub 4-1 Mas[...]

– 132 – 1 2 3 4 5 6 7 8 9 10 11 END <Operation procedure> 1 3, 6, 9 END 11 2, 5, 8 4, 7, 10 SET TIME TIMER SET TEST FIL TER RESET TEMP . CL FAN SA VE SWING/FIX VENT MODE ON / OFF UNIT LOUVER 12-3. Ad dress Setup In case that addresses of the indoor units will be determined prior to piping w ork after cabling work (Manual setting fr om rem[...]

– 133 – 1 2 END Operation <Operation procedure> 2 1 SET TIME TIMER SET TEST FIL TER RESET TEMP . CL FAN SA VE SWING/FIX VENT MODE ON / OFF UNIT LOUVER 1 2 3 END <Operation procedure> 3 1 2 SET TIME TIMER SET TEST FIL TER RESET TEMP . CL FAN SA VE SWING/FIX VENT MODE ON / OFF UNIT LOUVER n Confirmation of indoor unit No. position 1. [...]

– 134 – <Maintenance/Chec k list> Aiming in en vironmental preser v ation, it is str ictly recommended to clean and maintain the indoor/outdoor units of the operating air conditioning system regularly to secure effectiv e operation of the air conditioner . It is also recommended to maintain the units once a y ear regularly when operating [...]

– 135 – 13. DET A CHMENTS 13-1. Indoor Unit 13-1-1. 4-W a y Air Discharge Cassette T ype RA V -SM564UT -E, RA V -SM804UT -E, RA V -SM1104UT -E, RA V -SM1404UT -E No.  P ar t name Suction grille Procedure Remarks 1. Detachment 1) Carr y out work of item 1. of  . 2) Remov e the fixing screw A which fix es the electric par ts cov er and loos[...]

– 136 – No.  P ar t name Electric par ts cover (Continued) Procedure Remarks Push into positions with arrow marks Adjust corner cap Knob Pulling direction Pin Strap of adjust corner cap Claw Square hole Claws (3 positions) Pulling direction 1. Detachment 1) Pull knob of the adjust cor ner cap to the arrow direction, remo ve strap of the adju[...]

– 137 – No.  P ar t name Ceiling panel Procedure 1. Detachment 1) Carr y out works of item 1 of  and item 1 of  . 2) Remov e the flap connector (CN510, White, 20P) connected to the control P .C . board and then remov e the lead wire from the clamp . NO TE : Unlock the loc k of the housing par t and then remov e the connector . 3) Loose[...]

– 138 – No.  P ar t name Control P .C . board Procedure 1. Detachment 1) Carr y out work of item 1 of  . 2) Remov e connectors which are connected from the control P .C . board to the other par ts and then remov e wir ing from the clamp . CN510 : Louver motor (20P , White) CN34 : Float switch (3P , Red) CN504 : Drain pump (2P , White) CN1[...]

– 139 – No.  P ar t name Drain cap Procedure 1. Detachment 1) Carr y out work of item 1 of  . 2) Loosen screws (3 positions) fixing the drain cap (outside) and then tur n the drain cap to the arrow mark direction to remov e it. NO TE : The drain cap is hung down because a str ap is attached to it (outside). 3) Loosen the cap by turn the d[...]

– 140 – No.  P ar t name F an motor Procedure 1. Detachment 1) Carr y out work of item 1 of  . 2) Remov e connectors which are connected from the control P .C . board to the other par ts and then remov e each wir ing from the clamp . CN510 : Louver motor (20P , White) CN34 : Float switch (3P , Red) CN504 : Drain pump (2P , White) CN101 : [...]

– 141 – No.  P ar t name F an motor (Continued) Procedure 2. Attachment 2) Fix the f an motor lead, TC sensor and TCJ sensor with the clamp of the bell mouth. 3) Mount the electric par ts box with the fixing screws A and B . (Ø4 × 10, 3 pcs. Ø4 × 8, 1 pc.) 4) Connect the connector remov ed in item 1 as bef ore and then fix wiring with th[...]

– 142 – No.  P ar t name Drain pump Procedure 1. Detachment 1) Carr y out works of item 1 of  and item 1 of  . 2) Remov e the drain pump connector (CN504, White, 2P) connected to the control P .C . board and then remov e the lead wire from the clamp . 3) Remov e the fixing screws and then remov e the drain pump . (Ø4 × 10, 3 pcs.) 4)[...]

– 143 – No.  P ar t name Float s witch assembly Procedure 1. Detachment 1) Carr y out works of item 1 of  and works from 1) to 5). 2) Remov e the fixing screw and then remo ve the float s witch assemb ly . (Ø4 × 25, 1 pc.) 2. Attachment 1) Mount the float s witch assembly as bef ore with the fixing screw . NO TE : When mounting, match h[...]

– 144 – Fixing screw Fixing band Fixing screws (Ø4 ×10) Fixing screws (Ø4 ×10) Fixing screws (Ø4 ×10) Piping cov er Drain pump stand Fixing screw Fixing band Fixing screws (Ø4 ×10) Fixing screws (Ø4 ×10) Drain pump stand Fixing band Heat exchanger No. 11 P ar t name Heat e xchanger Procedure 1. Detachment 1) Recov er the refr iger ant[...]

– 145 – 13-2. Outdoor Unit RA V -SP1104A T -E, RA V -SP1404A T -E / RA V -SP1104A TZ-E, RA V -SP1404A TZ-E / RA V -SP1104A TZG-E, RA V -SP1404A TZG-E No.  P ar t name Common procedure Procedure Remarks T op plate F ront panel X CA UTION X Ne ver f orget to put on the glov es at working time; otherwise an injur y will be caused by the par ts,[...]

– 146 – V alve fixing plate Discharge por t cabinet Motor base Heat exchanger Inv er ter assembly Side cabinet Fin guard P ar tition board No.  P ar t name Discharge por t cabinet Procedure 1. Detachment 1) Carr y out work of 1 of  . 2) Remov e screws f or the discharge por t cabinet and the par tition board. (ST1T Ø4 × 8, 4 pcs.) 3) Re[...]

– 147 – No.  P ar t name Replacement of electric par ts Procedure 1. Control P .C. board 1) Carr y out work of 1 of  . X W ARNING X Ne ver disassemble the in ver ter f or 1 minute after po wer supply has been tur ned off because an electric shock ma y be caused. 2) Remov e the connectors connected to the control P .C . board. (Indoor powe[...]

– 148 – No.  P ar t name Replacement of electric par ts (Continued) Procedure 2. Reactor 1) Carr y out work of 1 of  . 2) Remov e the reactor lead connected to the control P .C . board. CN05 White, CN06 White 3) Cut the b undling band which bundled the compressor lead and f an motor lead. 4) Remov e the reactor . (T r ust B tight scre w ,[...]

– 149 – F an motor F an motor Propeller fan Loosened b y turning clockwise Flange nut Propeller fan Propeller fan Propeller fan Loosened by turning clockwise Flange nut F an motor F an motor Connector of upper fan motor Connector of lower f an motor Ferrite core of lower f an motor Connector of upper fan motor Connector of lower f an motor Ferr[...]

– 150 – No.  P ar t name Compressor Compressor lead Procedure 1. Remov al of defective compressor 1) Recov er the refr iger ant gas. 2) Carr y out work of item 1 of  and work of  . 3) Remov e the piping panel (F ront). Remov e the piping panel (F ront) and screws of the bottom plate . (He xagonal scre w Ø4 × 10, 2 pcs.) Remov e screw[...]

– 151 – No.  P ar t name Compressor Compressor lead (Continued) Procedure 2. Mounting of compressor 1) Mount the compressor in the re verse procedure f or remov al. NO TE : • After replacement of the compressor , be sure to replace the compressor lead. (Repair par t code of compressor lead: 43160591) In this time, wrap the f errite core wi[...]

– 152 – Hooking claw Concave part PMV main unit Positioning projection PMV coil F an guard Bell mouth Discharge port cabinet No.  P ar t name PMV coil Procedure 1. Detachment 1) Carr y out work of item 1 of  . 2) T ur n the coil while pulling upward and then remov e the coil from the PMV main unit. 2. Attachment 1) Surely match the positi[...]

– 153 – 14. EXPLODED VIEWS AND P ARTS LIST 14-1. Indoor Unit 14-1-1. 4-W a y Air Discharge Cassette T ype RA V -SM564UT -E, RA V -SM804UT -E, RA V -SM1104UT -E, RA V -SM1404UT -E 201 244 247 208 207 203 210 209 211 233 245 236 218 216, 217 232 213 223, 238 226 227 229 219, 220, 221, 222, 240, 241 202 239 231 234 215 206 224 237 228 225 230 246 [...]

– 154 – Location P ar t No. Description No. 201 43120247 F an Ass’y , T urbo , ABS 202 43120248 F an Ass’y , T urbo , ABS 203 43166011 Remote Controller , SX-A4EE 204 4314J399 Refr igeration Cycle Ass’y 205 4314J400 Refr igeration Cycle Ass’y 206 4314J401 Refr igeration Cycle Ass’y 207 43122110 Bell Mouth, ABS 208 43172202 Pan Ass’y[...]

– 155 – RA V -SM564UT -E, RA V -SM804UT -E, RA V -SM1104UT -E, RA V -SM1404UT -E Location P ar t No. Description No. 401 43050425 Sensor Ass’y , TC (F6), Ser vice 402 43050426 Sensor , T A, Ser vice 403 43160565 T er minal, Bloc k, 3P , AC250V , 20A 404 43160568 T er minal, 2P , AC30V/DC42V , 1A 405 4316V355 P .C . Board Ass’y , 220–240V [...]

– 156 – 322 315 318 320 316 317 305 304 314 313 321 310, 311 302 301 306, 307 312 308, 309 319 303 RBC-U31PG (W)-E, RBC-U31PG (WS)-E Location P ar t No. Description No. 301 43409207 Gr ille , Air Inlet 302 43480017 Air Filter , ABS + PPNET 303 4302D003 Motor , Louv er , MP24Z3N 304 43407145 Outlet, Air Form, PS-F 305 43407146 Outlet, Air Form, [...]

– 157 – RBC-AX31U (W)-E, RBC-AX31U (WS)-E Location P ar t No. Description No. 353 43459011 P .C . Board Ass’y , Remote Recie ver 354 43462010 Cover , WRS, ABS 355 43461006 Sheet, PC 356 43108018 Cover , P anel, WRS 357 43108019 Cover , P anel, WRS 358 43460126 Lead Model Name RBC- AX31U (W)-E AX31U (WS)-E 11 11 11 1 1 11 354 358 353 355 356, [...]

– 158 – 14-2. Outdoor Unit RA V -SP1104A T -E, RA V -SP1404A T -E / RA V -SP1104A TZ-E, RA V -SP1404A TZ-E / RA V -SP1104A TZG-E, RA V -SP1404A TZG-E 20 18 28 26, 32 31, 33 24 34 35 27, 37 4, 25 19 14 2 1 11 3 16 6, 9 12 10 21 5 23 7, 8, 36 22 15 29 30 17 13[...]

– 159 – Location P art No. Description No. 1 43019904 Holder , Sensor , SUS 2 43032441 Nipple, Drain 3 43041794 Compressor , D A422A3F-25M 4 43047246 Bonnet, 3/8 IN 5 43047669 Nut, Flange 5 43197164 Nut, Flange, SUS304-WSB 6 43049739 Cushion, Rubber 7 43050407 Ther mostat, Bimetal 8 43063317 Holder , Ther mostat 9 43097212 Nut 9 43197174 Nut, C[...]

– 160 – Location P ar t No. Description No. 701 43050425 Sensor Ass’y , TC (F6), Ser vice 702 43063325 Holder , Sensor , 6 - 6.35, 8 703 43150319 Sensor Ass’y , TD (F4), Ser vice 704 43158190 Reactor , CH-62-ZT 705 43160565 T erminal Block, 3P , AC250V , 20A 706 43160581 T erminal, 3P , 60A 707 43160589 Fuse, A C250V , 10A 708 43163055 Hold[...]

W ARNINGS ON REFRIGERANT LEAKA GE For the amount of charge in this example: The possible amount of leaked refrigerant gas in rooms A, B and C is 10kg. The possible amount of leaked refrigerant gas in rooms D, E and F is 15kg. NOTE 2 : The standards for minimum room volume are as follows. (1) No partition (shaded portion) (2) When there is an effect[...]

TOSHIBA C ARRIER CORPORA TION 23-17, T A K ANA W A 3 CHOME, MINA TOKU, TOK YO , 108-0074, JAP AN Cop yright © 1999 to 2005 T OSHIBA CARRIER CORPORA TION, ALL Rights Reserved.[...]