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www.sylvane.com 1-800-934-9194
R
Uni- Fit
Thru-the-Wall Series
Service and Parts
Manual
Thru-the-Wall Series
115 Volts US08C10 US10C10 US12C10
230 Volts US10C30 US12C30 US14C30
Unifit Cool Svc Parts 2010 (05/10)
Unifit. Cool (03/07)
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www.sylvane.com 1-800-934-9194 CONTENTS 2.4 REFRIGERATION CYCLE.................................14 1. PREFACE 2.4.1 CONDENSER ......................................14 1.1 SAFETY PRECAUTIONS ...............................2 2.4.2 EVAPORATOR ....................................14 1.2 INSULATION RESISTANCE TEST.................2 2.4.3 CAPILLARY TUBE...............................14 1.3 SPECIFICATIONS ..........................................3~8 1.4 FEATURES .......................................
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www.sylvane.com 1-800-934-9194 1.3 SPECIFICATIONS MODELS US08C10 REMARK ITEMS POWER SUPPLY 1Ø, 115V, 60Hz COOLING CAPACITY (Btu/h) 8,000 INPUT (W) 830 RUNNING CURRENT (A) 7.5 E.E.R (Btu/w.h) 9.6 REFRIGERANT (R410A) CHARGE 400g(14.1OZ) OPERATING INDOOR (°F) 80(DB) 67(WB) TEMPERATURE OUTDOOR (°F) 95(DB) 75(WB) EVAPORATOR 2 ROW 12STACKS CONDENSER Ø5 2ROW 18STACKS, L-BENDING TYPE LOUVERED-FIN TYPE FAN, INDOOR TURBO FAN FAN, OUTDOOR PROPELLER TYPE FAN WITH SLINGER-RING FAN SPEEDS, FAN/COOLING 3/3
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www.sylvane.com 1-800-934-9194 1.3 SPECIFICATIONS MODELS US10C10 REMARK ITEMS POWER SUPPLY 1Ø, 115V, 60Hz COOLING CAPACITY (Btu/h) 9,800 INPUT (W) 1,040 RUNNING CURRENT (A) 9.6 E.E.R (Btu/w.h) 9.4 REFRIGERANT (R-410A) CHARGE 445g(15.7OZ) OPERATING INDOOR (°F) 80 (DB) 67(WB) TEMPERATURE OUTDOOR (°F) 95(DB) 75 (WB) EVAPORATOR 2 ROW 12STACKS CONDENSER Ø5 .0 3ROW 18STACKS, L-BENDING TYPE LOUVERED-FIN TYPE FAN, INDOOR TURBO FAN FAN, OUTDOOR PROPELLER TYPE FAN WITH SLINGER-RING FAN SPEEDS, FAN/
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www.sylvane.com 1-800-934-9194 MODELS US10C30 REMARK ITEMS 1Ø, 230V/208V, 60Hz POWER SUPPLY COOLING CAPACITY (Btu/h) 10,000/9,800 INPUT (W) 1060/1040 RUNNING CURRENT (A) 4.7/5.2 E.E.R (Btu/w.h) 9.4/9.4 REFRIGERANT (R410A) CHARGE 460g(16.2 OZ) 80(DB) 67(WB) OPERATING INDOOR (°F) 95(DB) 75(WB) TEMPERATURE OUTDOOR (°F) EVAPORATOR 2 ROW 12STACKS CONDENSER Ø 5.0 3ROW 18STACKS, L-BENDING TYPE LOUVERED-FIN TYPE FAN, INDOOR TURBO FAN FAN, OUTDOOR PROPELLER TYPE FAN WITH SLINGER-RING FAN SPEEDS, FAN/COO
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www.sylvane.com 1-800-934-9194 MODELS US12C10 REMARK ITEMS POWER SUPPLY 1Ø, 230V/208V, 60Hz COOLING CAPACITY (Btu/h) 11500/11200 INPUT (W) 1220/1190 RUNNING CURRENT (A) 5.6/6.0 E.E.R (Btu/w.h) 9.4/9.4 REFRIGERANT (R-410A) CHARGE 525g(18.0 OZ) OPERATING INDOOR (°F) 80(DB) 67(WB) TEMPERATURE OUTDOOR (°F) 95(DB) 75(WB) EVAPORATOR 2 ROW 12STACKS CONDENSER 3ROW 18STACKS, L-BENDING TYPE, 1 ROW LOUVERED-FIN TYPE FAN, INDOOR TURBO FAN FAN, OUTDOOR PROPELLER TYPE FAN WITH SLINGER-RING FAN SPEEDS, FAN/CO
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www.sylvane.com 1-800-934-9194 MODELS US12C30 REMARK ITEMS POWER SUPPLY 1Ø, 230/208V, 60Hz COOLING CAPACITY (Btu/h) 11,500/11,200 INPUT (W) 1,220/1,190 RUNNING CURRENT (A) 5.6/6.0 E.E.R (Btu/w.h) 9.4/9.4 REFRIGERANT (R-410A) CHARGE 510g(18.0OZ) OPERATING INDOOR (°F) 80(DB) 67(WB) TEMPERATURE OUTDOOR (°F) 95(DB) 75(WB) EVAPORATOR 2 ROW 12STACKS CONDENSER 3ROW 18STACKS, L-BENDING TYPE 1 ROW LOUVERED-FIN TYPE FAN, INDOOR TURBO FAN FAN, OUTDOOR PROPELLER TYPE FAN WITH SLINGER-RING FAN SPEEDS, FAN/
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www.sylvane.com 1-800-934-9194 MODELS US14C30 REMARK ITEMS POWER SUPPLY 1Ø, 230/208V, 60Hz COOLING CAPACITY (Btu/h) 13,000/12,600 INPUT (W) 1,530/1,480 RUNNING CURRENT (A) 7.0/7.5 E.E.R (Btu/w.h) 8.5/8.5 REFRIGERANT (R-410A) CHARGE 510g(18.0OZ) OPERATING INDOOR (°F) 80(DB) 67(WB) TEMPERATURE OUTDOOR (°F) 95(DB) 75(WB) EVAPORATOR 2 ROW 12STACKS CONDENSER 3ROW 18STACKS, L-BENDING TYPE,1ROW LOUVERED-FIN TYPE FAN, INDOOR TURBO FAN FAN, OUTDOOR PROPELLER TYPE FAN WITH SLINGER-RING FAN SPEEDS, FAN/CO
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www.sylvane.com 1-800-934-9194 1.4 FEATURES • Designed for cooling only. • Built in adjustable THERMOSTAT. • Washable one-touch filter. • Powerful and quiet. • Slide out chassis for the simple installation and service. • Compact size. 1.5 CONTROL LOCATIONS 1.5.1 COOLING ONLY MODEL • OPERATION • VENTILATION Push the lever to the "CLOSE" position to cool, heat or recirculate room air only. Pull the lever to the "OPEN" position to exhaust smoke or stale air from the room. This feature is best us
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www.sylvane.com 1-800-934-9194 2. DISASSEMBLY INSTRUCTIONS — Prior to disassembling the unit, make sure that the POWER is off and the power cord is unplugged from the wall receptacle. 2.1 MECHANICAL PARTS 2.1.1 FRONT GRILLE 1. Open the inlet grille downward. 2. Remove the screw which fastens the front grille. 3. Pull the front grille from the right side. 4. Remove the front grille. (See Fig. 1) 5. Re-install the component by referring to the removal procedure. Figure 1 2.1.2 CABINET 1. After di
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www.sylvane.com 1-800-934-9194 2.2 AIR HANDLING PARTS 2.2.1 ORIFICE, AND TURBO FAN 1. Remove the front grille. (Refer to section 2.1.1) 2. Remove the cabinet. (Refer to section 2.1.2) 3. Remove the 2 screws which fasten the evaporator at the left side and the right side. (See Fig. 4) 4. Move the evaporator to the side carefully. Figure 4 5. Remove the orifice. (See Fig. 5) Figure 5 8. Using handheld pliers, remove the clamp which secures the turbo fan. (See Fig. 6) Figure 6 9. Remove the turbo
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www.sylvane.com 1-800-934-9194 2.2.3 SHROUD 1. Remove the fan. (Refer to section 2.2.2) 2. Remove the shroud. (See Fig. 9) 3. Re-install the components by referring to the removal procedures, above. 2.3 ELECTRICAL PARTS 2.3.1 MOTOR 1. Remove the cabinet. (Refer to section 2.1.2) Figure 9 2. Remove the clamp cord and disconnect the wire housing in control box. (Refer to section 2.1.3) 3. Remove the turbo fan. (Refer to section 2.2.2) 4. Remove the fan. (Refer to section 2.2.2) 5. Remove the 4 or
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www.sylvane.com 1-800-934-9194 2.3.4 POWER CORD 1. Remove the control box. (Refer to section 2.1.3) 2. Unfold the control box. (Refer to section 2.3.3) 3. Disconnect the grounding screw from the Base pan. 4. Disconnect 2 receptacles. 5. Remove a screw which fastens the clip cord. 6. Pull the power cord. (See Fig. 13) 7. Re-install the components by referring to the removal procedure, above. (Use only one ground-marked hole, , for ground connection.) 8. If the supply cord of this appliance i
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www.sylvane.com 1-800-934-9194 2.4 REFRIGERATION CYCLE CAUTION TM Discharge the refrigerant system using a Freon Recovery System. Install a valve for the recovery, before venting the Freon, remove the valve when finished. 2.4.1 CONDENSER 1. Remove the cabinet. (Refer to section 2.1.2) 2. Remove the brace. (Refer to section 2.2.1) 3. Remove the 7 screws which fasten the condenser. 4. After discharging the refrigerant completely into a TM Freon Recovery System, unbraze the interconnecting tube at
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www.sylvane.com 1-800-934-9194 NOTES — Replacement of the refrigeration cycle. 1. When replacing refrigeration components, be sure 6. Recharge as follows : TM to discharge the refrigerant system using a Freon 1) Refrigeration cycle systems are charged from the recovery System. High-side. If the total charge cannot be put Install a valve for the recovery, before venting the in the High-side, the balance will be put in the Freon, remove the valve when finished. suction line through the access v
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www.sylvane.com 1-800-934-9194 Equipment needed: Vacuum pump, Charging cylinder, Manifold gauge, Brazing equipment, Pinch-off tool capable of making a vapor-proof seal, Leak detector, Tubing cutter, Hand Tools to remove components, Service valve. Figure 17A-Pulling Vacuum Figure 17B-Charging —16— COMPOUND GAUGE CONDENSER (HIGH PRESSURE SIDE) MANIFOLD GAUGE B A CAPILLARY TUBE SEE INSETS BELOW EVAPORATOR (LOW PRESSURE SIDE) COMPRESSOR LOW HI A B B A EXTERNAL VACUUM PUMP CHARGING CYLINDER C
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www.sylvane.com 1-800-934-9194 3. TROUBLESHOOTING GUIDE 3.1 OUTSIDE DIMENSIONS 3 24" 20- /32" (499mm) (610mm) 3.2 PIPING SYSTEM CONDENSER COILS FAN CAPILLARY TUBE MOTOR COMPRESSOR TURBO FAN EVAPORATOR COILS Following is a brief description of the important components and their functions in the refrigeration system. Refer to Fig. 18 to follow the refrigeration cycle and the flow of the refrigerant in the cooling cycle. ROOM AIR CONDITIONER CYCLE OF REFRIGERATION EVAPORATOR COILS CONDENSER CO
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www.sylvane.com 1-800-934-9194 3.3 TROUBLESHOOTING GUIDE In general, possible trouble is classified in two causes. One is called Starting Failure which is caused from an electrical defect, and the other is Ineffective Air Conditioning caused by a defect in the refrigeration circuit and/or improper application. Unit is running but cooling is ineffective Ineffective Cooling Check cold air circulation Check outdoor coil Check heat load increase. for smooth flow. (heat exchanger) & the fan operat
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www.sylvane.com 1-800-934-9194 Fails to Start Check power source. Check circuit breaker and fuse. Check control switch setting. Check control board Only compressor fails to Only fan fails to start. start. Improper wiring. Drop in power voltage. Improper thermostat setting Defect of fan motor capacitor. Defective compressor capacitor. Loose terminal connection. Irregular motor resistance ( ). Check capacitor. Irregular motor insulation ( ). Improper wiring Replacement. Replacement of fan
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www.sylvane.com 1-800-934-9194 COMPLAINT CAUSE REMEDY Fan motor will not run. No power Check voltage at outlet. Correct if none. Wire disconnected or Connect wire. Refer to wiring diagram for terminal connection loose identification. Repair or replace loose terminal. Capacitor (Discharge Test capacitor. capacitor before testing.) Replace if not within ±10% of manufacturer's rating. Replace if shorted, open, or damaged. Will not rotate Fan blade hitting shroud or blower wheel hitting scroll. Rea
