Sanyo ECO R410A manual

85464369238000 ©SANYO 2009 – ECO-i System Air Conditioner – Model Combinations This air conditioner uses the new refrigerant R410A. INST ALLA TION INSTRUCTIONS SANYO North America Corporation In Canada Commercial Solutions Division SANYO Canada Inc. 2055 Sanyo Ave., San Diego CA 92154, U.S.A. 201 Creditview Road, Woodbridge Ontario, L4L 9T1, C[...]

2 IMPOR T ANT! Please Read Bef ore Star ting This air conditioning system meets strict safety and oper- ating standards. As the installer or service person, it is an impor tant par t of your job to install or service the system so it operates saf ely and efficiently . For safe installation and tr ouble-free operation, you m ust: ● Carefully read [...]

3 Chec k of Density Limit The room in which the air conditioner is to be installed requires a design that in the event of refrigerant gas leaking out, its density will not exceed a set limit. The refrigerant (R410A), which is used in the air conditioner , is safe , without the toxicity or comb ustibility of ammonia, and is not restricted by laws im[...]

4 CONTENTS P age Page IMPORT ANT! ............................................................ 2 Please Read Bef ore Star ting Check of Density Limit 1. GENERAL .............................................................. 5 1-1. T ools Required for Installation (not supplied) 1-2. Accessories Supplied 1-3. T ype of Copper T ube and Insulation Mat[...]

5 1-2. Accessories Supplied See T ables 1-1 – 1-4. 1-1. T ools Required for Installation (not supplied) 1. Flathead screwdriver 2. Phillips head scre wdr iver 3. Knif e or wire str ipper 4. T ape measure 5. Car penter’ s lev el 6. Sabre sa w or key hole sa w 7. Hacksa w 8. Core bits 9. Hammer 10. Drill 11. T ube cutter 12. T ube flaring tool 13[...]

6 T able 1-1 (Concealed Duct) T able 1-2 (Slim Concealed Duct) T able 1-3 (W all-Mounted) ● Use M10 or 3/8" f or suspending bolts. ● Field supply f or suspending bolts and nuts. P art Name Figure Q'ty Remarks Drain hose 1 F or securing drain hose Hose band 1 F or securing drain hose P acking 1 F or drain joint Drain insulator 1 F or d[...]

7 T able 1-4 (Floor-Standing & Concealed Floor -Standing) ● Use M10 or 3/8" f or suspending bolts. ● Field supply f or suspending bolts and nuts. P art Name Figure Q'ty Remarks Connection pipe 1 F or connecting gas tubes Flare insulator 2 F or gas and liquid tubes Insulating tape 2 F or gas and liquid tube flare nuts Insulating ta[...]

8 2. SELECTING THE INST ALLA TION SITE 2-1. Indoor Unit A V OID: ● areas where leakage of flammable gas ma y be expected. ● places where large amounts of oil mist exist. ● direct sunlight. ● locations near heat sources which may aff ect the perf or mance of the unit. ● locations where external air ma y enter the room directly . This ma y [...]

9 Fig. 3-1 Fig. 3-2 Indoor unit Inspection access 17-23/32 17-23/32 Air outlet duct flange Min. 9-27/32 Min. 15-3/4 Min. 25-19/32 22-27/32 A (Suspension bolt pitch) Electrical component box Refrigerant tubing Min. 9-27/32 3. HO W T O INST ALL THE INDOOR UNIT Concealed Duct T ype (U T ype) 3-1. Required Minimum Space for Installation and Service ●[...]

10 Fig. 3-3 3-2. Suspending the Indoor Unit Depending on the ceiling type: • Inser t suspension bolts as shown in Fig. 3-3 or • Use e xisting ceiling suppor ts or constr uct a suitable support as shown in Fig. 3-4. Hole-in-anchor Hole-in-plug Concrete Inser t Suspension bolt (M10 or 3/8") (field supply) Fig. 3-4 Fig. 3-5 Ceiling tiles Ceil[...]

11 Fig. 3-8 Fig. 3-9 Drain hose (supplied) (not supplied) (not supplied) P acking (supplied) VP-25 Align the hose band with end of the hose, and tighten so that it does not contact the bead. Drainage check section on drain port (transparent) Hard PVC sock et VP-25 Hard PVC pipe PVC adhesive Bead Vinyl clamps Drain insulator (supplied) 3-3. Installi[...]

12 Fig. 3-14 Inter-unit control wiring P ower supply outlet (4) When the check of drainage is complete , open the check pin (CHK) and remount the insulator and drain cap onto the drain inspection port. CA UTION Be careful since the fan will star t when y ou short the pin on the indoor control board. 706 External Static Pressure 0 353 Limit line HT [...]

13 3-6. When Installing the Indoor Unit Confirm that the indoor unit should be installed in a hor izontal position. Use the le vel gauge or vin yl tube and check e very four corner of the unit is in horizontal. If the air outlet duct flange is positioned with downw ard gradient, there is in danger of water splash or drainage . Also , dust may somet[...]

14 Slim Concealed-Duct T ype (UM T ype) ■ 3-8. Required Minimum Space f or Installation and Service ● This air conditioner is usually installed abov e the ceiling so that the indoor unit and ducts are not visible . Only the air intake and air outlet por ts are visible from belo w . ● The minimum space f or installation and ser vice is shown i[...]

15 A 2.3 2.7 Unit: ft. (Inspection access) Allow view A Inspection access (Field supply) Ceiling Air intake Air discharge 3-9. Preparations Before Installation (1) Confir m the positional relationship between the unit and suspension bolts. (Refer to the diag ram.) • Install the inspection opening on the control bo x side where maintenance and ins[...]

16 3-11. Installing the Duct Connect the duct supplied in the field. Air inlet side ● Attach the duct and intake-side flange (field supply). ● Connect the flange to the main unit with 10 - Ø 1/8" (Hole) screws . ● Wrap the intak e-side flange and duct connection area with aluminum tape or something similar to pre vent air escaping. CA U[...]

17 3-12. Suspending the Indoor Unit Depending on the ceiling type: • Inser t suspension bolts as shown in the diagram or • Use e xisting ceiling suppor ts or constr uct a suitable suppor t as shown in the diagr am. W ARNING It is important that you use extreme care in supporting the indoor unit inside the ceil- ing. Ensure that the ceiling is s[...]

18 3-13. Installing the Drain Piping (1) Prepare standard hard PVC pipe (O .D . 1-1/32") for the drain and use the supplied hose band to pre vent water leaks . The PVC pipe must be purchased separately . The transparent drain part on the unit allows you to chec k drainage . CA UTION ● Do not use adhesive at the drain connection port on the i[...]

19 CA UTION Be careful since the fan will start when you short the pin on the indoor control boar d. 3-15. Increasing the Fan Speed For Short Circuit Connection ● The standard (before shipment) e xter nal static pressure is shown in the table belo w . ● When using with a higher static pressure, it is necessary to change to the high static press[...]

20 W all-Mounted T ype (K T ype) 3-16. Removing the Rear P anel from the Unit (1) Remov e the set screws used to f asten the rear panel to the indoor unit during transpor tation. (2) Press up on the frame at the 2 locations shown b y the arrows in the figure at right, and remov e the rear panel. NO TE T ubing can be e xtended in 4 directions as sho[...]

21 (2) Check with a tape measure or carpenter’ s le vel. This is impor tant so that the unit is correctly installed. (Fig. 3-42) (3) Make sure the panel is flush against the w all. Any space between the w all and unit will cause noise and vibration. b) If the W all is Brick, Concrete or Similar Drill 3/16" dia. holes in the wall. Inser t Raw[...]

22 Insulating tape Refrigerant tubing Rear panel tab Plastic cov er Indoor and outdoor unit connection wiring 3-21. Shaping the T ubing Right-rear tubing (1) Shape the refrigerant tubing so that it can easily go into the hole. (Fig. 3-48) (2) After performing a leak test, wrap both the refrigerant tubing and drain hose together with insulating tape[...]

23 3-23. When Using Wireless Remote Controller Instead of Wired Remote Controller When the wireless remote controller is to be used, slide the s witch on the indoor unit control PCB. • If this setting is not made, an alarm will occur . (The operation lamp on the display b links.) • This setting is not necessar y if both the wired remote control[...]

24 3-24. External Electronic Expansion V alve Kit (A TK-SVRK56B A) Precautions in this manual are giv en in the form of "Warnings" or "Cautions." Both types of precautions contain impor tant information related to your saf ety , the safety of users, and the correct oper ation, installation, or maintenance of the air conditioning[...]

25 3. Cutting and Flaring of Liquid T ube After deter mining the position f or installation, cut the liquid tube and flare the connecting por tion. (P ay attention to the notes belo w when flaring the tubes.) NO TE • After cutting the tube, deb urr and finish the end face smoothly and correctly . • Do not damage tubes while flaring. • T ake c[...]

26 5. Flare Insulation of T ubing After completing a leakage test, apply heat insulation. (Fig. 3-55) * Use the flare insulator provided with the product. 6. Securing the External Electronic Expansion V alve After Connection with T ubing After connection with tubing, secure the e xter nal electronic e xpansion valv e using the supplied clamps (larg[...]

27 7. Wiring Procedure Connection of External Electronic Expansion V alve with Extension Cord (1) T ur n the pow er off . (2) T ur n the pow er on. (3) W ait 1 minute after the pow er is on and then tur n the power off again at the mains. * The electronic expansion v alve becomes full-open in the 1 minute . Do not give instructions f or operation t[...]

28 Floor-Standing T ype (F T ype) Concealed Floor-Standing T ype (FM T ype) 3-25. Required Minimum Space for Installation and Service Install the unit where cooled or heated air from the unit can cir- culate well in the room. Do not put obstacles which may obstruct the air flow in front of the air intak e and outlet gr illes. NO TE Ensure there is [...]

29 Concealed Floor-Standing T ype (FM T ype) 4- Ø 15/32" holes (f or f astening the indoor unit to the floor with screws) Air filter Refr igerant connection outlet (liquid tube) Refr igerant connection outlet (gas tube) Lev el adjusting bolt Drain outlet (20 A) Flange for air-outlet duct ABCDE F Liquid tube Gas tube 7, 9, 12 35-19/32 27-1/4 2[...]

30 3-27. Removing and Attaching the Fr ont P anel (Floor-Standing T ype) How to remo ve the front panel (1) Remov e the 2 screws at the lo wer par t of the front panel. (2) Holding A at the upper right of the unit, push up at B at the lower right of the panel. The right side of the front panel is remov ed. Then remov e the left side of the front pa[...]

31 CA UTION Insulate both gas and liquid tubes. ● T o insulate tubes (1) Wrap the flare nuts with the supplied white insulating tape . (2) Wrap the flare nuts with the supplied flare insulator . (3) Fill the clearance between the union insulator and flare insulator with blac k insulating tape. F asten both ends of the flare insulator with the sup[...]

32 SUPPLEMENT ON DRAIN PIPING 1. Drain hose installation * After checking the drainage, wrap the supplied packing and drain pipe insulator around the pipe. NO TE There is possibility to cause water leakage unless the above steps are carried out. 2. Checkpoint after installation After installation of indoor and outdoor units, panels and electrical w[...]

33 4. ELECTRICAL WIRING 4-1. General Precautions on Wiring (1) Before wiring, confirm the rated voltage of the unit as shown on its nameplate , then carr y out the wiring closely f ollowing the wiring diagram. (2) Provide a pow er outlet to be used e xclusively f or each unit, and a power supply disconnect and circuit breaker f or ov ercurrent prot[...]

34 * * * * * * 2 1 U2 U1 4 3 3 4 5 2 1 2 1 2 1 B C A L1 L2 L3 L1 L2 L1 L2 L1 L2 L1 L2 2 1 2 1 4 3 3 4 5 L1 L2 L3 A B A A U2 U1 L2 L1 R2 R1 U2 U1 L2 L1 R2 R1 U2 U1 L2 L1 R2 R1 U2 U1 L2 L1 D 2 1 B 1 3 Remote controller CONNECTOR 2P(WHT) RC (BLU) WHT BLK WHT BLK WHT BLK WHT BLK NO TE (1) Refer to Section 4-2. “Recommended Wire Length and Wire Diamet[...]

35 Outdoor unit Outdoor unit Outdoor unit Indoor unit Indoor unit Indoor unit Indoor unit Indoor unit more than 3.3 ft. more than 3.3 ft. Branch point 16 or fe wer Indoor unit Indoor unit Indoor unit Indoor unit less than 3.3 ft. Indoor unit Outdoor unit Indoor unit Indoor unit Indoor unit Indoor unit NO Branch point (1) When linking outdoor units [...]

36 Fig. 4-4 Stranded wire Ring pressure terminal Strip 3/8 in. Fig. 4-5 Wire Special washer Screw Ring pressure terminal T er minal plate Screw and Special washer Ring pressure terminal Wire W ARNING Loose wiring may cause the terminal to overheat or result in unit malfunction. A fire hazard ma y also exist. Therefore, ensure that all wir- ing is t[...]

37 Conduit (field supplied) Conduit (field supplied) 3-wa y connection wir ing with harness(supplied) P ower wiring (field supplied) Ear th screw Conduit Clamping clip Optional remote control wire (field supplied) Remote control wiring and Inter-unit control wiring (field supplied) Ear th screw P ower wiring (field supplied) Clamping clip Connectio[...]

38 Important Note When Wiring for Common T ype (Continued) Model : KHX1862/1962 K T ype Connection f or Solenoid V alve Kit (f or 3W A Y) Clamping strap Remote control wiring and Inter-unit control wiring (field supplied) P ower wiring (field supplied) Ear th screw Conduit (field supplied) 85464369238000_INSTALL_inst.indb38 38 85464369238000_INSTAL[...]

39 5. HO W T O PR OCESS TUBING The liquid tubing side is connected by a flare n ut, and the gas tubing side is connected by br azing. 5-1. Connecting the Refrigerant T ubing Use of the Flaring Method Many of con ventional split system air conditioners emplo y the flaring method to connect refr igerant tubes which run between indoor and outdoor unit[...]

40 Caution Before Connecting T ubes Tightly (1) Apply a sealing cap or water-proof tape to pre vent dust or water from entering the tubes bef ore they are used. (2) Be sure to apply refrigerant lubr icant to the match- ing surf aces of the flare and union bef ore connecting them together . This is effectiv e for reducing gas leaks. (Fig. 5-4) (3) F[...]

41 Unit side insulator Insulation tape (white) (supplied) Sealer (supplied) Flare insulator (supplied) T ube insulator (not supplied) Heat resistant 248°F or abov e Vinyl clamps (supplied) Flare nut Fig. 5-8 Fig. 5-7 5-3. Insulating the Refrigerant T ubing T ubing Insulation ● Thermal insulation must be applied to all unit tubing, including the [...]

42 Fig. 5-10 Fig. 5-11 5-4. T aping the T ubes (1) At this time, the refrigerant tubes (and electrical wir- ing if local codes permit) should be taped together with ar moring tape in 1 bundle . T o prev ent the con- densation from ov erflowing the drain pan, k eep the drain hose separate from the refrigerant tubing. (2) Wrap the armor ing tape from[...]

43 6. APPENDIX W ater drain Flexible duct (optional) Can vas duct (optional) Air intake grille (air intake) (optional) Air outlet grille (optional) U type (standard static pressure) Air outlet Air intake K T ype (W all-Mounted) UM type (SLIM DUCT) Rectangular solid duct (optional) Electrical box W ater drain Air intake side filter (rear) FM type (C[...]

44 CA UTION 1. Never use solvents or har sh chemicals when cleaning the indoor unit. Do not wipe plastic parts using ver y hot water . 2. Some metal edges and the fins are sharp and may cause injury if handled improp- erly; be especially careful when y ou clean these parts. 3. The internal coil and other components of the outdoor unit m ust be clea[...]

45 Care and Cleaning (continued) How to remo ve the filter W all-mounted type 1. Mo ve the flap on the air outlet g rille to its lowest position with the remote control unit. (K): 2. The filter is disengaged b y pushing the tab up gently . Hold the air filter by the tab at the bot- tom, and pull downw ard. ■ When replacing the filter , make sure [...]

46 CA UTION 1. Certain metal edg es and the condenser fins are sharp and may cause injury if handled improperl y; special care should be taken when you c lean these par ts. 2. P eriodically chec k the outdoor unit to see if the air outlet or air intake is clog ged with dirt or soot. 3. The internal coil and other components of the outdoor unit must[...]

47 T roubleshooting If your air conditioner does not w ork proper ly , first check the follo wing points before requesting service. If it still does no t work properly , contact your dealer or a service center . ■ Do not bloc k the air intake and outlet of the unit. If either is obstructed, the unit will not work well, and may be dama ged. Do not[...]

SANY O Electric Co., Ltd. Gunma, Japan 85464369238000_INSTALL_inst.indb48 48 85464369238000_INSTALL_inst.indb48 48 2009/11/19 11:28:21 2009/11/19 11:28:21[...]