Owners Manual
Page 6
... it every two weeks. • Operation without filters will be pressed. • There is danger of art. • It is an air conditioner, not a precision refrigeration system. Always insert the filter securely. Do not drink water drained from the socket. Turn off the the power switch of the main body of...
... it every two weeks. • Operation without filters will be pressed. • There is danger of art. • It is an air conditioner, not a precision refrigeration system. Always insert the filter securely. Do not drink water drained from the socket. Turn off the the power switch of the main body of...
Service Manual
Page 2
... Drain Pipe ...7 How to Install...8 Cabinet Installation...9 Operation ...11 Function of Controls ...11 Disassembly ...12 Mechanical Parts...12 Air Handling Parts ...13 Electrical Parts ...14 Refrigerating Cycle...16 Schematic Diagram...19 Electronic Control Device ...19 Wiring Diagram...20 Components Location ...21 Troubleshooting Guide ...22 Piping System ...22 Troubleshooting Guide ...23 Electrical...
... Drain Pipe ...7 How to Install...8 Cabinet Installation...9 Operation ...11 Function of Controls ...11 Disassembly ...12 Mechanical Parts...12 Air Handling Parts ...13 Electrical Parts ...14 Refrigerating Cycle...16 Schematic Diagram...19 Electronic Control Device ...19 Wiring Diagram...20 Components Location ...21 Troubleshooting Guide ...22 Piping System ...22 Troubleshooting Guide ...23 Electrical...
Service Manual
Page 6
...(BTU/W.h) - INPUT (W) - OPERATING INDOOR (°C) 26.7(DB)* 19.4(WB)** CONDITION OUTDOOR (°C) 35(DB)* 23.9(WB)** REFRIGERANT (R-22) CHARGE 670g(23.6 oz) EVAPORATOR 2 ROW 11 STACKS, LOUVER-FIN TYPE CONDENSER 2 ROW 19 STACKS, STRAIGHT TYPE FAN,...Quality on the product Since this sepcification may be changed for improving performance. 6 Room Air Conditioner Specfications Product Specifications ITEMS MODELS L1404R POWER SUPPLY 1ø, 115V, 60Hz CAPACITY (BTU/h) 13,500 INPUT (W) COOLING RUNNING CURRENT (A) 1,380 12.0 E.E.R (BTU/W.h) 9.8 CAPACITY (BTU/h) ...
...(BTU/W.h) - INPUT (W) - OPERATING INDOOR (°C) 26.7(DB)* 19.4(WB)** CONDITION OUTDOOR (°C) 35(DB)* 23.9(WB)** REFRIGERANT (R-22) CHARGE 670g(23.6 oz) EVAPORATOR 2 ROW 11 STACKS, LOUVER-FIN TYPE CONDENSER 2 ROW 19 STACKS, STRAIGHT TYPE FAN,...Quality on the product Since this sepcification may be changed for improving performance. 6 Room Air Conditioner Specfications Product Specifications ITEMS MODELS L1404R POWER SUPPLY 1ø, 115V, 60Hz CAPACITY (BTU/h) 13,500 INPUT (W) COOLING RUNNING CURRENT (A) 1,380 12.0 E.E.R (BTU/W.h) 9.8 CAPACITY (BTU/h) ...
Service Manual
Page 14
Electrical Parts 7. Remove the overload protector. 6. Discharge the refrigerant system using a FreonTM Recovery System. If there is no valve to section 7) 4. Re-install the components by referring to the removal procedure, above . 14 Room ...
Electrical Parts 7. Remove the overload protector. 6. Discharge the refrigerant system using a FreonTM Recovery System. If there is no valve to section 7) 4. Re-install the components by referring to the removal procedure, above . 14 Room ...
Service Manual
Page 16
... Move the evaporator sideways carefully. (Refer to section 4) 3. Re-install the components by referring to the removal procedure, above.(See Figure 25) Refrigerating Cycle 12. If there is no valve to notes. (See Figure 27) 16 Room Air Conditioner Figure 25 Figure 26 Figure 27 After discharging ...the refrigerant completely, unbraze the interconnecting tube at the condenser connections. 5. Re-install the components by referring to attach the recovery system, install one ...
... Move the evaporator sideways carefully. (Refer to section 4) 3. Re-install the components by referring to the removal procedure, above.(See Figure 25) Refrigerating Cycle 12. If there is no valve to notes. (See Figure 27) 16 Room Air Conditioner Figure 25 Figure 26 Figure 27 After discharging ...the refrigerant completely, unbraze the interconnecting tube at the condenser connections. 5. Re-install the components by referring to attach the recovery system, install one ...
Service Manual
Page 17
..., and unbraze the pinch-off tube ports, leaving the valves open. 4. Evacuate as follows. 1) Connect the vacuum pump, as follows : 1) Refrigeration cycle systems are charged from the pinch-off valve B and allow it on to 30 minutes, until the balance of the charge. A rise in...valve which you installed as the system was opened. 2) Connect the charging cylinder as a WATCO A-1) before venting the FreonTM. After discharging the refrigerant completely, unbraze the interconnecting tube at the manifold connection. 5) The system is no valve to attach the recovery system, install one (such ...
..., and unbraze the pinch-off tube ports, leaving the valves open. 4. Evacuate as follows. 1) Connect the vacuum pump, as follows : 1) Refrigeration cycle systems are charged from the pinch-off valve B and allow it on to 30 minutes, until the balance of the charge. A rise in...valve which you installed as the system was opened. 2) Connect the charging cylinder as a WATCO A-1) before venting the FreonTM. After discharging the refrigerant completely, unbraze the interconnecting tube at the manifold connection. 5) The system is no valve to attach the recovery system, install one (such ...
Service Manual
Page 22
...Troubleshooting Guide Piping System CONDENSER COIL FAN MOTOR EVAPORATOR COIL CAPILLARY TUBE COMPRESSOR TURBO FAN Figure 29 is called the refrigeration system. ROOM AIR CONITIONER CYCLE OF REFRIGERATION EVAPORATOR COILS COOLED AIR COMPLETE LIQUID BOIL OFF POINT SUCTION LINE COOL LOW PRESSURE VAPOR ROOM AIR HEAT LOAD CONDENSER... COILS VAPOR INLET HOT DISCHARGED AIR LIQUID PRESSURE DROP 22 Room Air Conditioner MOTOR OUTSIDE COOLING AIR FOR REFRIGERANT PASS THROUGH COMPRESSOR OIL (LIQUID REFRIGERANT) CAPILLARY TUBE Figure 29 LIQUID OUTLET HIGH PRESSURE VAPOR LIQUID...
...Troubleshooting Guide Piping System CONDENSER COIL FAN MOTOR EVAPORATOR COIL CAPILLARY TUBE COMPRESSOR TURBO FAN Figure 29 is called the refrigeration system. ROOM AIR CONITIONER CYCLE OF REFRIGERATION EVAPORATOR COILS COOLED AIR COMPLETE LIQUID BOIL OFF POINT SUCTION LINE COOL LOW PRESSURE VAPOR ROOM AIR HEAT LOAD CONDENSER... COILS VAPOR INLET HOT DISCHARGED AIR LIQUID PRESSURE DROP 22 Room Air Conditioner MOTOR OUTSIDE COOLING AIR FOR REFRIGERANT PASS THROUGH COMPRESSOR OIL (LIQUID REFRIGERANT) CAPILLARY TUBE Figure 29 LIQUID OUTLET HIGH PRESSURE VAPOR LIQUID...
Service Manual
Page 23
Clean condenser. Check clogging in refrigeration circuit. Unit runs but poor cooling. Check gas leakage. Satisfactory operation with temperature difference of inlet & outlet air ; 44~50°F(7~10°C) Replacement ...smooth flow. Not on separate circuit. Check inside gas pressure. Malfunction of compressor. Repair gas leak. Repair clogging in refrigeration circuit. Dirty indoor coil (Heat exchanger) Malfunction of fan Clogged of refrigerant charged. Check heat load increase. The one is called Starting Failure which is caused from an electrical defect, and ...
Clean condenser. Check clogging in refrigeration circuit. Unit runs but poor cooling. Check gas leakage. Satisfactory operation with temperature difference of inlet & outlet air ; 44~50°F(7~10°C) Replacement ...smooth flow. Not on separate circuit. Check inside gas pressure. Malfunction of compressor. Repair gas leak. Repair clogging in refrigeration circuit. Dirty indoor coil (Heat exchanger) Malfunction of fan Clogged of refrigerant charged. Check heat load increase. The one is called Starting Failure which is caused from an electrical defect, and ...
Service Manual
Page 34
.... Straighten the fins or replace the coil. Determine if the unit is high, remove the overload, cool it, and retest.) Check the voltage. Capacitor Wiring Refrigerating system Insufficient cooling or heat- Replace the thermistor if the circuit is hitting air guide, rearrange the air handling parts. Check overload, if externally mounted...
.... Straighten the fins or replace the coil. Determine if the unit is high, remove the overload, cool it, and retest.) Check the voltage. Capacitor Wiring Refrigerating system Insufficient cooling or heat- Replace the thermistor if the circuit is hitting air guide, rearrange the air handling parts. Check overload, if externally mounted...