Sanyo XS1852 manual

85464849179000 REFERENCE NO. SM 830079 SPLIT SYSTEM AIR CONDITIONER TECHNICAL D A T A & SER VICE MANU AL FILE NO. INDOOR MODEL No. PRODUCT CODE No. OUTDOOR MODEL No. PRODUCT CODE No. XS1852 854 016 13 C1852 852 068 35 CL1852 852 068 36 XS1852 / C1852, CL1852 Indoor Unit Outdoor Unit XS1852 C1852 CL1852[...]

– 2 – SM830079 Please Read Before Starting This air conditioning system meets strict safety and operating standards. As the installer or service person, it is an important part of your job to install or service the system so it operates safely and efficiently. For safe installation and trouble-free operation, you must : ⓦ Carefully read this [...]

– 3 – SM830079 T ab le of Contents 1. OPERATING RANGE ....................................................................................... 5 2. SPECIFICATIONS ............................................................................................ 6 (1) Unit Specifications .................................................................[...]

– 4 – SM830079 Intr oduction: Read Me Fir st! This manual will help you understand and service the air conditioner. To help you find the information you need, we have divided it into 5 main sections. Each section is divided into chapters with charts, tables and explana- tions to help you find and repair problems. ❑ Section 1: Specifications, [...]

– 5 – SM830079 1. OPERA TING RANGE XS1852 / C1852 XS1852 / CL1852 T emperature Indoor Air Intake T emp. Outdoor Air Intake T emp. Maximum 95 ° F DB / 71 ° F WB 115 ° F DB Minimum 67 ° F DB / 57 ° F WB 67 ° F DB T emperature Indoor Air Intake T emp. Outdoor Air Intake T emp. Maximum 95 ° F DB / 71 ° F WB 115 ° F DB Minimum 67 ° F DB / [...]

– 6 – SM830079 (1) Unit Specifications 2. SPECIFICA TIONS MODEL No. Indoor Unit XS1852 Outdoor Unit C1852 , CL1852 PO WER SOURCE 230 - 208 V / 1 Phase / 60 Hz PERFORMANCE Cooling Capacity BTU / h 18,000 17,500 kW 5.27 5.13 Air circulation (Hi) cu.ft. / min. 540 510 Moisture remov al (High) Pints / h 5.5 5.4 ELECTRICAL RA TINGS V oltage rating V[...]

– 7 – SM830079 2. SPECIFICA TIONS (1) Unit Specifications Cooling : Rating conditions (*) : Indoor air temperature 80 ° F DB / 67 ° F WB, Outdoor air temperature 95 ° F DB / 75 ° F WB Full load conditions (**) : Indoor air temperature 80 ° F DB / 67 ° F WB, Outdoor air temperature 115 ° F DB D A T A SUBJECT T O CHANGE WITHOUT NO TICE DIM[...]

– 8 – SM830079 (2) Major Component Specifications (A) Indoor Unit 2. SPECIFICA TIONS D A T A SUBJECT TO CHANGE WITHOUT NO TICE MODEL No . XS1852 Source 230 - 208 V / 1 phase / 60 Hz Remote controller (Accessory) RCS - 5PS4U Controller P. C. B Ass'y CR - TS2432 Control circuit fuse 250 V, 3 A Switch Ass'y SW - X363GS Fan (Number … di[...]

– 9 – SM830079 (2) Major Component Specifications (B) Outdoor Unit 2. SPECIFICA TIONS MODEL No. C1852 CL1852 Source 230 - 208 V / 1 phase / 60 Hz Controller P.C.B. Ass'y — POW - CL125 Control circuit fuse 250 VAC, 5 A Compressor Rotary (Hermetic) Model C - R132H6D Source 230 - 208 V / 1 phase / 60 Hz Nominal output W 1,300 Compressor oil[...]

– 10 – SM830079 2. SPECIFICA TIONS (3) Other Component Specifications (A) Indoor Unit MODEL No . XS1852 Power Transformer ATR – I104A Rated Primary AC 220 V, 60 Hz Secondary 10.6 V, 0.93 A Capacity 9.85 VAC Coil resistance Ω WHT - WHT : 101 , BRN - BRN : 0.42 (Ambient temprature 77 ° F) Thermistor cut off temperature ° F2 6 6 Thermistor ([...]

– 11 – SM830079 (3) Other Component Specifications (B) Outdoor Unit 2. SPECIFICA TIONS MODEL No. CL1852 Compressor Motor Magnetic Contactor – Coil rated – Coil resistance (at 77 ° F) k Ω – Contact rated (Main) – Contact rated (Auxiliary) – Power Transformer ATR - T5 Rated Primary VAC 220 VAC, 60 Hz Secondary 19 V, 15 A Capacity 10 [...]

– 12 – SM830079 3. DIMENSIONAL D A T A (1) Indoor Unit: XS1852 33-27/32 3-15/16 29-29/32 19-11/16 19-11/16 11-23/32 1-3/16 8-1/16 6-1/2 1/2 1/2 1-7/8 33-27/32 32-9/32 (Ceiling opening) 32-9/32 (Ceiling opening) 28-3/4 (Suspention bolt pitch) Grille center 23-7/32 (Suspention bolt pitch) 13-2/4 1-3/8 Air intake Air outlet Narrow tube (1/4")[...]

– 13 – SM830079 3. DIMENSIONAL D A T A (2) Outdoor Unit: C1852, CL1852 Air discharge Air intake 5/8" 21-19/32" 13-5/32" 12-7/32" 23-15/16" 34-21/32" 5-1 1/32" 4-ø15/32" 3-7/16" 2-5/32" Narrow tube service valve Wide tube service valve ø1/4 ( 6.35 ) ø5/8 ( 15.88 ) 15/32" 12-19/32" Un[...]

– 14 – SM830079 4. PERFORMANCE CHARTS (1) Operating Current 1 1 1 1 1 Indoor Unit: XS1852 Outdoor Unit: C1852, CL1852 Operating current characteristics versus outdoor ambient temperature and indoor temperature. (Indoor relative humidity: 50%, Indoor fan speed: High) 230V 230V / 208V Outdoor inlet air D.B. temp. ° F ( ° C) (10.5) (9.8) (9.1) ([...]

– 15 – SM830079 5. AIR THRO W DIST ANCE CHAR T MODEL: XS1852 HORIZONT AL DIST ANCE (ft.) AXIS AIR VELOCITY (ft./sec.) VERTICAL DIST ANCE (ft.) AXIS AIR VELOCITY F AN SPEED COOLING ROOM AIR TEMP . LOUVER ANGLE HIGH 80˚F 30˚ 1052_X_S 0 3 7 1 01 31 7 2 0 0 3 7 10 13[...]

– 16 – SM830079 6. REFRIGERANT FLO W DIA GRAM Indoor Unit: XS1852 Outdoor Unit: C1852, CL1852 Evaporator Condenser Compressor Accumulator Outdoor Unit Indoor Unit Wide tube service valve Wide tube 1898_C_I Narrow tube service valve Narrow tube O. D. 5/8" (15.88 mm) O. D. 1/4" (6.35 mm) Capillary tube Insulation of Refrigerant Tubing I[...]

– 17 – SM830079 7. INST ALLA TION INSTR UCTIONS 1) Tubing Length • Refrigerant tubing between the indoor and outdoor units should be kept as short as possible. • Select and decide the installation location so that the length of the refrigerant tubing will be within the limits given in Table 1. Fig. 1 Table 1 Tubing length (L) INDOOR UNIT OU[...]

– 18 – SM830079 7. INST ALLA TION INSTRUCTIONS 2) Selecting the Installation Site AVOID: ã areas where leakage of flammable gas may be expected. ã places where large amount of oil mist exist. ã direct sunlight. ã locations near heat sources which may affect performance of the unit. ã locations where external air may enter the room directly[...]

– 19 – SM830079 7. INST ALLA TION INSTR UCTIONS Out- door unit Heat source Hot air Exhaust fan 1817_C_I NO Fig. 3 Min. 7 ft. (2 m) Min. 7 ft. (2 m) Min. 6 in. (15 cm) Air intake Ground Obstacle Obstacle above Air discharge 1819_M_I Air intake Min. 6" (15 cm) Air discharge Min. 6" (15 cm) Min. 12" (30 cm) Valve side Min. 10" [...]

– 20 – SM830079 7. INST ALLA TION INSTRUCTIONS 4) Electrical Wiring General Precautions on Wiring (1) Before wiring, confirm the rated voltage of the unit as shown on its nameplate, then carry out the wiring closely following the wiring diagram. (2) Provide a power outlet to be used exclu- sively for each unit, and a power supply disconnect and[...]

– 21 – SM830079 7. INST ALLA TION INSTR UCTIONS Recommended Wire Length and Wire Diameter for Power Supply System AWG #12 AWG #12 C1852, CL1852 75 ft. 65 ft. 15 A 20 A AWG #12 Models Time Delay Fuse or Circuit Capacity (B) *1 Inter-unit Wiring (A) *1 Power Supply *1 Refer to the Wiring System Diagrams (See below diagram) for the meaning of “A[...]

– 22 – SM830079 8. ELECTRICAL D A T A Indoor Unit Outdoor Unit Complete Unit Fan Motor Fan Motor Compressor Performance at 230 - 208 V / 1 phase / 60 Hz 230 - 208 V / 1 phase / 60 Hz Rating conditions A 0.60 - 0.60 0.5 - 0.5 7.1 - 7.7 8.2 - 8.77 kW 0.12 - 0.11 0.11 - 0.10 1.56 - 1.53 1.79 - 1.74 Full load conditions A 0.60 - 0.60 0.5 - 0.5 8.4 [...]

– 23 – SM830079 9. ELECTRICAL WIRING DIA GRAMS (1) Indoor Unit 1 1 1 1 1 XS1852 TH1 (Coil) 3 1 DP Connector 9P(WHT) Connector 2P(YEL) 3 1 FS 2 1 3 1 3 1 3 17 5 3 15 2 13 2 13 S P 123 123 123 4567 89 1 P S P S 2 22 11 3456789 Connector 3P(WHT) • Electric Wiring Diagram W 854-2-5268-872-00-0 (XS1852) RC1 GRN/YEL GRN/YEL GRN/YEL GRN/YEL Earth Te[...]

– 24 – SM830079 9. ELECTRICAL WIRING DIA GRAMS (1) Indoor Unit 1 1 1 1 1 XS1852 • Schematic Diagram S 854-2-5268-872-00-0 (XS1852) 2 1 3 1 3 1 2 IND 3 1 2 7 1 7 1 SW TR1 PRY Coil TH1 2 1 Room TH2 FS CR-TS2432 Controller 1 3 5 F1 (3A) 1 2 1 3 DP RY2 RY1 RY3 RY4 RY5 3 2 LM PR 1 1 RY5 4P-3 4P-2 4P-1 1 FMI 1 2 1 9 8 7 3 5 4 5 6 RY1 RY2 RY2 HL M 1[...]

– 25 – SM830079 9. ELECTRICAL WIRING DIA GRAMS (2) Outdoor Unit 1 1 1 1 1 C1852 Fan Motor C S R Compressor Motor Terminal Plate (6P) Fuse Capacitor (FM) GND Capacitor (CM) PNK (RED) BRN FM 1 2 4 5 6 Power Supply CM To Indoor Unit BLK BLK WHT BLK WHT BLK RED WHT L1 L2 • Electric Wiring Diagram G G Overload Relay GRY RED 3[...]

– 26 – SM830079 9. ELECTRICAL WIRING DIA GRAMS (2) Outdoor Unit 1 1 1 1 1 CL1852 TH2 PRY1 PRY2 SEC2 SEC1 TH1 R1 Supply R2 FM Heater Relay 7 8 1 5 3 2 6 4 Power Transformer S P Connector BRN BRN WHT WHT BRN BRN WHT WHT S P 2 1 2 1 (Outdoor Air) Thermistor Connector Controller BLK BLU BLK BLK P S 1234 12 S 11 33 34 • Electric Wiring Diagram Fan[...]

– 27 – SM830079 10. PR OCESSES AND FUNCTIONS (1) Room Temperature Control The Unit adjusts room temperature by turning the outdoor unit’s compressor ON and OFF. This process is controlled by the thermostat located in the remote control unit. The figures on this and the next pages show how each part of the system performs when the room tempera[...]

– 28 – SM830079 10. PROCESSES AND FUNCTIONS (2) Freeze Prevention Freeze Prevention keeps the indoor heat exchange coil from freezing. Freezing reduces the efficiency of the unit, and frost buildup on the coil blocks cool air circulation from the indoor unit’s fan. Fig. 9 (3) Drain Pump Control Drain pump operates when compressor starts to op[...]

– 29 – SM830079 10. PR OCESSES AND FUNCTIONS (4) Outdoor Fan Speed Control (CL1852) Low ambient fan speed control • This function protects the compressor from being damaged due to flowback of the liquid refrigerant to the compressor when the outdoor temperature is very low. • When the air temp . ther mistor (TH) on the outdoor units detects[...]

– 30 – SM830079 11. SER VICE PROCEDURES (1) Troubleshooting 1) Check before and after Troubleshooting Many problems may happen because of wiring or power supply problems, so you should check these areas first. Problems here can cause false results in some of the other tests, and so should be corrected first. 1 1 1 1 1 Check power supply wiring [...]

– 31 – SM830079 11. SER VICE PR OCEDURES 2) Air Conditioner does not Operate 1 1 1 1 1 Circuit breaker trips (or fuse blows). (a) When the circuit breaker is set to ON, it is tripped soon. • There is a possibility of ground fault. • Check insulation resistance. If resistance value is 1 M Ω or less, it is a defect of insulation. 1 2 3 (Exa[...]

– 32 – SM830079 11. SER VICE PROCEDURES (b) Circuit breaker trips in several minutes after turning the air conditioner on. • There is a possibility of short circuit. 2 2 2 2 2 Neither indoor unit nor outdoor unit runs. A. Power is not supplied 0615_X_S • Check power supply. Is power being supplied to outdoor unit ? Circuit breaker is trippe[...]

– 33 – SM830079 11. SER VICE PR OCEDURES C. Check “Operation selector” switch in the indoor unit. D. Transformer in indoor unit. E. Check. auxiliary relay. 0617_X_S • Has “Operation selector” switch been set to ON position ? YES Set “Operation selector” switch to ON. NO But neither unit runs. Switch Ass’y or P.C.B. Ass’y in th[...]

– 34 – SM830079 11. SER VICE PROCEDURES G. Check fuse on the P.C.B. Ass’y in the indoor unit. F. Check indoor fan motor thermal protector (49FMI) • Disconnect the socket from 9P (WHT) connector. • Check the continuity between No. 8 and No.9 poles of the 9P socket. The thermal protector (49FMI) is operated. No continuity. 0621_X_S • Chec[...]

– 35 – SM830079 11. SER VICE PR OCEDURES 3) Outdoor Unit does not Run. A. Check COOL / FAN selector switch in the remote control unit. B. Check set temperature. 0623_X_S • Is COOL/FAN selector switch set to COOL ? NO Set to COOL. 0624_X_S Try to lower set temperature by Temperature setting button “COOLER”. • Set “Operation selector”[...]

– 36 – SM830079 11. SER VICE PROCEDURES E. Check outdoor unit P.C.B. (CL1822 Type) C. Check compressor motor magnetic contactor. F. Check float switch. • Refer to “11. (3) Drain Pump Control” D .Check indoor unit P.C.B. • Check coil resistance of compressor motor magnetic contactor. (PR) 1896_X_S 1897_X_S • Check voltage between termi[...]

– 37 – SM830079 11. SER VICE PR OCEDURES 5) Some Part does not Operate. A. Indoor fan does not run. 4) Indoor Unit does not Run. (Indoor fan and louver motor do not run.) B. Louver motor does not run. • Check resistance of fan motor winding. • Check fan motor capacitor. OK Relay RY1 or RY2 on the P.C.B. Ass’y is defective. • Check fan r[...]

– 38 – SM830079 11. SER VICE PROCEDURES 6) Outdoor Fan does not Run. • Check resistance of fan motor winding. • Check fan motor capacitor OK • Check continuity between terminals on the compressor motor magnetic contactor. • Check fan rotation. Rotate the fan gently once or twice by hand. 0633_X_S • Check fan casing for foreign matter [...]

– 39 – SM830079 11. SER VICE PR OCEDURES 9) Poor Cooling Check installation position of remote control unit. • Does cool air from air condi- tioner reach remote control unit directly ? • Is wide tube between indoor unit and outdoor unit insulated ? 1040_X_S • Measure temperatures of suction and discharge air of indoor unit. Change install[...]

– 40 – SM830079 11. SER VICE PROCEDURES (2) A Sensor is Defective 1 1 1 1 1 Indoor (heat exchanger) coil temp. Sensor is defective. (a) Open (=No continuity in sensor) Compressor and outdoor fan repeat ON for 10 minutes and OFF for 6 minutes when sensor opens. (b) Short “Freeze Prevention” does not operate when dehumidified water is frozen [...]

– 41 – SM830079 11. SER VICE PR OCEDURES (4) Checking the Electrical Components 1) Measurement of Insulation Resistance • The electrical insulation is acceptable when the resistance exceeds 1 M Ω . 1 1 1 1 1 Power Supply Wires Clamp the earthed wire of the Power Supply wires with a lead clip of the insulation resistance tester and mea- sure[...]

– 42 – SM830079 11. SER VICE PROCEDURES 2) Checking the Protective Devices • Disconnect the connector, which consists of P (plug) and S (socket) when you want to check the protective device. • Then check continuity among plug’s (and/or socket’s) terminal as in Fig. 17 . • Normality of the protective device can be judged by the followi[...]

– 43 – SM830079 11. SER VICE PR OCEDURES Fan motor capacitor Compressor motor capacitor 1041_X_S Multimeter Ω Fig. 18 3) Checking the Electrical Parts 1 1 1 1 1 Power transformer (TR1) ................. Indoor unit *Measure the coil resistance. • Primary 230-208 V ; Measure the resistance between two WHT lead wire terminals of socket connec[...]

– 44 – SM830079 11. SER VICE PROCEDURES 6 6 6 6 6 Continuity of fuse on P.C.B. Ass’y • Check for continuity using a multim- eter as shown in Fig. 19. Method Used to Replace Fuse on PCB Ass’y 1. Remove the PCB Ass’y from the electrical component box. 2. Remove the fuse from PCB Ass’y using pliers while heating the sol- dered leads on t[...]

SANYO FISHER Service Company CENTRAL REGION 1739 Sands Place, Suite G Marietta, GA 30067 Phone: (770) 951-8284 Fax: (770) 951-2077 Sep. / ’2000 Printed in U.S.A. • The specifications, designs, and information in this brochure are subject to change without notice.[...]