Service Manual
Page 2
... Indoor Fan Motor Removal Procedures 82 16.2 Outdoor Electronic Controller Removal Procedure 87 17. Exploded View and Replacement Parts List 97 18.1 Indoor Unit 97 18.2 Outdoor Unit 100 9.1 Indoor Unit 19 9.2 Outdoor Unit 20 10. Technical Data 88 17.1 Operation Characteristics 88 17.2 Sensible Capacity Chart 96 18. Installation Instruction 24 11.1 Select the Best Location 24 11.2 Indoor Unit 25 11.3 Outdoor Unit 29 12. Location of Dry Mode 36 12.6 Quiet Operation (Heating 36 12.7 Powerful Mode Operation 37 12.8 Timer Control 37 12.9 Auto...
... Indoor Fan Motor Removal Procedures 82 16.2 Outdoor Electronic Controller Removal Procedure 87 17. Exploded View and Replacement Parts List 97 18.1 Indoor Unit 97 18.2 Outdoor Unit 100 9.1 Indoor Unit 19 9.2 Outdoor Unit 20 10. Technical Data 88 17.1 Operation Characteristics 88 17.2 Sensible Capacity Chart 96 18. Installation Instruction 24 11.1 Select the Best Location 24 11.2 Indoor Unit 25 11.3 Outdoor Unit 29 12. Location of Dry Mode 36 12.6 Quiet Operation (Heating 36 12.7 Powerful Mode Operation 37 12.8 Timer Control 37 12.9 Auto...
Service Manual
Page 3
... will caused suck-in of air, abnormal high pressure in refrigeration cycle and result in case of each indication used . An independent circuit and single outlet must not be properly earthed. If control board cover is as repairing part, do not let any servicing. Electrical work must installed with other than 1/32" (0.8 mm). air etc. When installing air-conditioner unit at opened condition will cause electrical shock or fire. Earth...
... will caused suck-in of air, abnormal high pressure in refrigeration cycle and result in case of each indication used . An independent circuit and single outlet must not be properly earthed. If control board cover is as repairing part, do not let any servicing. Electrical work must installed with other than 1/32" (0.8 mm). air etc. When installing air-conditioner unit at opened condition will cause electrical shock or fire. Earth...
Service Manual
Page 4
... remove the refrigeration piping. (Removal of compressor while compressor is easy for permanent connection. If you may need two people to a circuit breaker for maintenance. typically the melting point is refrigerant gas leakage during piping work . 10. Pb free solder will cause suck-in explosion, injury etc.) 21. Power supply connection to handle sharp parts during repairing a refrigerant parts. Select an installation location which is operating and valves are required to the room air conditioner...
... remove the refrigeration piping. (Removal of compressor while compressor is easy for permanent connection. If you may need two people to a circuit breaker for maintenance. typically the melting point is refrigerant gas leakage during piping work . 10. Pb free solder will cause suck-in explosion, injury etc.) 21. Power supply connection to handle sharp parts during repairing a refrigerant parts. Select an installation location which is operating and valves are required to the room air conditioner...
Service Manual
Page 30
... Equipment WHEN INSTALLING AN AIR CONDITIONER, BE SURE TO EVACUATE THE AIR INSIDE THE INDOOR UNIT AND PIPES in accordance with a torque wrench. 7 Remove the valve caps of both of the valves to check for installation and reinstallation. - Be careful with the liquid refrigerant, it may cause frostbite. 11.3.4 Connect the Cable to the Outdoor Unit 1 Remove control board cover (Resin and Metal). 2 Remove particular plate. 3 Remove plugs. 4 Fix the...
... Equipment WHEN INSTALLING AN AIR CONDITIONER, BE SURE TO EVACUATE THE AIR INSIDE THE INDOOR UNIT AND PIPES in accordance with a torque wrench. 7 Remove the valve caps of both of the valves to check for installation and reinstallation. - Be careful with the liquid refrigerant, it may cause frostbite. 11.3.4 Connect the Cable to the Outdoor Unit 1 Remove control board cover (Resin and Metal). 2 Remove particular plate. 3 Remove plugs. 4 Fix the...
Service Manual
Page 32
... The compressor at indoor unit that judging the condition according to the unit. 12.1.2 Cooling Operation 12.1.2.1 Thermostat control Compressor is ON after waiting for maximum comfort always. The final shifted value will be used as time passes, automatically adjusts output power for 3 minutes, if the Intake Air Temperature - Operation Control 12.1 Basic Function Inverter control, which equipped with a microcomputer in determining the most suitable operating mode as internal setting temperature...
... The compressor at indoor unit that judging the condition according to the unit. 12.1.2 Cooling Operation 12.1.2.1 Thermostat control Compressor is ON after waiting for maximum comfort always. The final shifted value will be used as time passes, automatically adjusts output power for 3 minutes, if the Intake Air Temperature - Operation Control 12.1 Basic Function Inverter control, which equipped with a microcomputer in determining the most suitable operating mode as internal setting temperature...
Service Manual
Page 35
... of airflow direction can be set using remote control, the vane will shift to outdoor piping temperature as Figure 2 below . OD Pipe Temperature A 78.8°F (26°C) B 91.4°F (33°C) During above condition, when indoor heat exchanger temperature is below 41°F (5°C), the outdoor fan will stop . When the air conditioner is stopped using remote control). 12.4.1 Vertical Airflow Operation Mode Heating Cooling Soft Dry Airflow Direction Auto with Heat A Exchanger B Temperature C Summer House Manual Auto Manual Auto Manual Upper Vane...
... of airflow direction can be set using remote control, the vane will shift to outdoor piping temperature as Figure 2 below . OD Pipe Temperature A 78.8°F (26°C) B 91.4°F (33°C) During above condition, when indoor heat exchanger temperature is below 41°F (5°C), the outdoor fan will stop . When the air conditioner is stopped using remote control). 12.4.1 Vertical Airflow Operation Mode Heating Cooling Soft Dry Airflow Direction Auto with Heat A Exchanger B Temperature C Summer House Manual Auto Manual Auto Manual Upper Vane...
Service Manual
Page 37
... powerful mode is selected, the internal setting temperature will shift lower up to 3.6°F (2°C) (for Cooling/Soft Dry) or higher up to 6.3°F (3.5°C) (for Heating) than remote control setting temperature for 30 seconds to be selected randomly) after power supply resumes. This type of control is not applicable during ON/OFF Timer setting. This control can be omitted by open the circuit of air conditioner, the compressor will start operate...
... powerful mode is selected, the internal setting temperature will shift lower up to 3.6°F (2°C) (for Cooling/Soft Dry) or higher up to 6.3°F (3.5°C) (for Heating) than remote control setting temperature for 30 seconds to be selected randomly) after power supply resumes. This type of control is not applicable during ON/OFF Timer setting. This control can be omitted by open the circuit of air conditioner, the compressor will start operate...
Service Manual
Page 47
...o Start Condition AUTO FAN Speed is selected during COOL or DRY operation. During freeze prevention control and timer preliminary operation, this control is low, deice operation start where indoor fan motor and outdoor fan motor stop and operation LED blinks. 47 Compressor ON → Compressor OFF. The indoor unit fan stops temporarily and then starts to 600 seconds. 13.3.5 Cold Draught Prevention Control When indoor pipe temperature is low, cold draught operation starts where indoor fan speed will be reduced. 13.3.6 Deice Operation When outdoor pipe temperature...
...o Start Condition AUTO FAN Speed is selected during COOL or DRY operation. During freeze prevention control and timer preliminary operation, this control is low, deice operation start where indoor fan motor and outdoor fan motor stop and operation LED blinks. 47 Compressor ON → Compressor OFF. The indoor unit fan stops temporarily and then starts to 600 seconds. 13.3.5 Cold Draught Prevention Control When indoor pipe temperature is low, cold draught operation starts where indoor fan speed will be reduced. 13.3.6 Deice Operation When outdoor pipe temperature...
Service Manual
Page 48
... setting of air conditioner operation. 3 REMOTE CONTROL NUMBER SWITCH MODE The Remote Control Number Switch Mode will be heard at the fifth seconds, in standby condition) and press "AC RESET" button and then press any button at the remote control printed circuit board. A "beep" sound will heard at 11th seconds to identify the starting of Forced heating operation. A 3 "beep" sounds will be activated if the Auto OFF/ON button is misplaced or malfunction. 2 TEST RUN OPERATION (FOR PUMP DOWN/SERVICING...
... setting of air conditioner operation. 3 REMOTE CONTROL NUMBER SWITCH MODE The Remote Control Number Switch Mode will be heard at the fifth seconds, in standby condition) and press "AC RESET" button and then press any button at the remote control printed circuit board. A "beep" sound will heard at 11th seconds to identify the starting of Forced heating operation. A 3 "beep" sounds will be activated if the Auto OFF/ON button is misplaced or malfunction. 2 TEST RUN OPERATION (FOR PUMP DOWN/SERVICING...
Service Manual
Page 53
... / display Protection control H00 No memory of indoor unit less than minimum limit, or number of failure Abnormality Judgment - Problem - temperature sensor open temperature sensor 2 lead wire or short circuit and connector - temperature sensor 2 open temperature sensor lead wire or short circuit and connector Indoor heat exchanger Indoor heat exchanger - Continuous happen for 7 times Continuous for 5s Continuous for 5s Continuous for 5s Continuous for 5s Continuous for 5s Continuous for 1 minute H97 Outdoor fan motor...
... / display Protection control H00 No memory of indoor unit less than minimum limit, or number of failure Abnormality Judgment - Problem - temperature sensor open temperature sensor 2 lead wire or short circuit and connector - temperature sensor 2 open temperature sensor lead wire or short circuit and connector Indoor heat exchanger Indoor heat exchanger - Continuous happen for 7 times Continuous for 5s Continuous for 5s Continuous for 5s Continuous for 5s Continuous for 5s Continuous for 1 minute H97 Outdoor fan motor...
Service Manual
Page 71
... H99 (Indoor Freeze Prevention Protection: Cooling or Soft Dry) Error Code will not display (no Timer LED blinking) but store in EEPROM Malfunction Decision Conditions Freeze prevention control takes place (when indoor pipe temperature is lower than 35.6°F (2°C)) Malfunction Caused Air short circuit at indoor unit Clogged indoor unit air filter Dust accumulation on the indoor unit heat exchanger 2/3 way valve closed Faulty indoor unit fan motor Refrigerant shortage (refrigerant leakage...
... H99 (Indoor Freeze Prevention Protection: Cooling or Soft Dry) Error Code will not display (no Timer LED blinking) but store in EEPROM Malfunction Decision Conditions Freeze prevention control takes place (when indoor pipe temperature is lower than 35.6°F (2°C)) Malfunction Caused Air short circuit at indoor unit Clogged indoor unit air filter Dust accumulation on the indoor unit heat exchanger 2/3 way valve closed Faulty indoor unit fan motor Refrigerant shortage (refrigerant leakage...
Installation Manual
Page 7
... to the Outdoor Unit 1 Remove control board cover (Resin and Metal). 2 Remove particular plate. 3 Remove plugs. 4 Fix the conduit connectors to the knockout holes with local electric codes. 7 Wire connection to the power supply (208/230V 60Hz) through conduits & particular plate's opening hole. 6 Connecting wire between indoor unit and outdoor unit according to ELCB/ GFCI. 8 Connect the power supply cord and connecting wire between indoor unit and outdoor unit should be UL listed or CSA approved 4 conductor wires minimum AWG16...
... to the Outdoor Unit 1 Remove control board cover (Resin and Metal). 2 Remove particular plate. 3 Remove plugs. 4 Fix the conduit connectors to the knockout holes with local electric codes. 7 Wire connection to the power supply (208/230V 60Hz) through conduits & particular plate's opening hole. 6 Connecting wire between indoor unit and outdoor unit according to ELCB/ GFCI. 8 Connect the power supply cord and connecting wire between indoor unit and outdoor unit should be UL listed or CSA approved 4 conductor wires minimum AWG16...
Operating Manual
Page 3
...; Use remote control within the recommended temperature may differ from the remote control receiver of remote control 2 Insert AAA or R03 batteries (can be used ~ 1 year) 3 Close the cover 2 3 Clock setting TIMER ON SET 1 Press CLOCK 1 2 3 2 Set the time OFF CANCEL 1 AC RC SET CHECK CLOCK RESET 3 Confirm Basic operation 1 Select the desired mode AUTO HEAT RFP FAN DRY COOL AUTO HEAT COOL FAN SPEED AIR 2 Start/stop the operation DRY SWING FAN 2 OFF/ON AUTO ECONAVI COMFORT 3 MODE 1 RFP TEMP AIR SWING POWERFUL/ QUIET FAN SPEED TIMER ON SET...
...; Use remote control within the recommended temperature may differ from the remote control receiver of remote control 2 Insert AAA or R03 batteries (can be used ~ 1 year) 3 Close the cover 2 3 Clock setting TIMER ON SET 1 Press CLOCK 1 2 3 2 Set the time OFF CANCEL 1 AC RC SET CHECK CLOCK RESET 3 Confirm Basic operation 1 Select the desired mode AUTO HEAT RFP FAN DRY COOL AUTO HEAT COOL FAN SPEED AIR 2 Start/stop the operation DRY SWING FAN 2 OFF/ON AUTO ECONAVI COMFORT 3 MODE 1 RFP TEMP AIR SWING POWERFUL/ QUIET FAN SPEED TIMER ON SET...
Operating Manual
Page 4
... may cause injury. Air outlet Remote control Air inlet Outdoor unit Air outlet Remote control Do not allow infants and small children to play with the remote control to ensure that is classified as below may cause electric shock. Improper installation and handling will cause leakage, electric shock or fire. Using refrigerant type other objects into the air conditioner indoor or outdoor unit, rotating parts may cause product damage, burst and...
... may cause injury. Air outlet Remote control Air inlet Outdoor unit Air outlet Remote control Do not allow infants and small children to play with the remote control to ensure that is classified as below may cause electric shock. Improper installation and handling will cause leakage, electric shock or fire. Using refrigerant type other objects into the air conditioner indoor or outdoor unit, rotating parts may cause product damage, burst and...
Operating Manual
Page 5
... pet directly to airflow to avoid injury. To prevent overheating, fire or electric shock: • Do not share the same power outlet with other objects. It is : - Stop using an Earth Leakage Circuit Breaker (ELCB) or Ground Fault Interrupt (GFCI) or Appliance Leakage Current Interrupt (ALCI) to avoid fire propagation. Before cleaning or servicing, - CAUTION Indoor unit and outdoor unit Do...
... pet directly to airflow to avoid injury. To prevent overheating, fire or electric shock: • Do not share the same power outlet with other objects. It is : - Stop using an Earth Leakage Circuit Breaker (ELCB) or Ground Fault Interrupt (GFCI) or Appliance Leakage Current Interrupt (ALCI) to avoid fire propagation. Before cleaning or servicing, - CAUTION Indoor unit and outdoor unit Do...
Operating Manual
Page 7
... remote control and repeats daily once set. AUTO COMFORT To maximize comfort AUTO COMFORT AIR SWING To adjust vertical airflow direction (Remote control display) • Keeps the room ventilated. • In COOL/DRY mode, if AUTO is set, the louver swings up to 35 minutes) before the actual set time in order to achieve the desired temperature on time. • Timer operation is based on the clock set in all modes...
... remote control and repeats daily once set. AUTO COMFORT To maximize comfort AUTO COMFORT AIR SWING To adjust vertical airflow direction (Remote control display) • Keeps the room ventilated. • In COOL/DRY mode, if AUTO is set, the louver swings up to 35 minutes) before the actual set time in order to achieve the desired temperature on time. • Timer operation is based on the clock set in all modes...
Operating Manual
Page 8
... air in the room. Detecting human presence and activity, the unit controls room temperature to save energy. Mode COOL/DRY Human Low activity Set temperature ECONAVI and AUTO COMFORT take advantage of temperature during low activity level; COOL : Use curtains to screen off sunlight and outdoor heat to reduce power consumption during this operation. ECONAVI and AUTO COMFORT ECONAVI AUTO or COMFORT The unit will start to detect. Detecting human presence and activity, the unit controls room temperature...
... air in the room. Detecting human presence and activity, the unit controls room temperature to save energy. Mode COOL/DRY Human Low activity Set temperature ECONAVI and AUTO COMFORT take advantage of temperature during low activity level; COOL : Use curtains to screen off sunlight and outdoor heat to reduce power consumption during this operation. ECONAVI and AUTO COMFORT ECONAVI AUTO or COMFORT The unit will start to detect. Detecting human presence and activity, the unit controls room temperature...
Operating Manual
Page 10
... direct sunlight. • Replace any damaged filters. Indoor unit Front panel Aluminium fin Human activity sensor Air filters Indoor unit Wipe the unit gently with a soft, dry cloth. Cleaning instructions To ensure optimal performance of remote control batteries. • No obstruction at air inlet and air outlet vents. • Use Auto OFF/ON button to select COOL/ HEAT operation. Please consult authorized dealer. • Switch off the power supply. • Remove the remote control batteries. 10 Dirty unit...
... direct sunlight. • Replace any damaged filters. Indoor unit Front panel Aluminium fin Human activity sensor Air filters Indoor unit Wipe the unit gently with a soft, dry cloth. Cleaning instructions To ensure optimal performance of remote control batteries. • No obstruction at air inlet and air outlet vents. • Use Auto OFF/ON button to select COOL/ HEAT operation. Please consult authorized dealer. • Switch off the power supply. • Remove the remote control batteries. 10 Dirty unit...
Operating Manual
Page 11
... quit checking TIMER ON SET 1 2 3 OFF CANCEL AC RC SET CHECK CLOCK RESET 2 Press until you hear beep sound, then write down the error code 4 Turn the unit off frequently. • Switches or buttons are not functioning properly. Indoor fan stops occasionally during operation. • Refrigerant flow inside the unit. Use remote control to retrieve error code. 1 Press for 5 seconds 3 Press for limited operation with signal transmitter. Cleaning instructions / Troubleshooting Troubleshooting The following conditions: • Abnormal noise during...
... quit checking TIMER ON SET 1 2 3 OFF CANCEL AC RC SET CHECK CLOCK RESET 2 Press until you hear beep sound, then write down the error code 4 Turn the unit off frequently. • Switches or buttons are not functioning properly. Indoor fan stops occasionally during operation. • Refrigerant flow inside the unit. Use remote control to retrieve error code. 1 Press for 5 seconds 3 Press for limited operation with signal transmitter. Cleaning instructions / Troubleshooting Troubleshooting The following conditions: • Abnormal noise during...
Submittal Sheet
Page 1
... Heating Total Capacity (BTU/H) HSPF Amps (A) Power Inputs (W) Outdoor Sound Rating (dB-A) 12000 (3,000-18,000) (Max at 5F 11,000) 12.5 4.5/4.0 860 (150-1,650) 48 Features Wireless Remote Controller Wired Remote Controller ( CZRD516C ) Controls Remote Control Temperature Control Air Louver, Horizontal Air Louver, Vertical Power Failure Automatic Restart Self-Diagnosis Air Filter Standard Optional Microprocessor LCD Wireless Type IC Thermostat Manual Automatic Built-In Built-In Washable, One-touch Operating Range Cooling (Max) Cooling (Min) Indoor Air Intake Temp Outdoor Air...
... Heating Total Capacity (BTU/H) HSPF Amps (A) Power Inputs (W) Outdoor Sound Rating (dB-A) 12000 (3,000-18,000) (Max at 5F 11,000) 12.5 4.5/4.0 860 (150-1,650) 48 Features Wireless Remote Controller Wired Remote Controller ( CZRD516C ) Controls Remote Control Temperature Control Air Louver, Horizontal Air Louver, Vertical Power Failure Automatic Restart Self-Diagnosis Air Filter Standard Optional Microprocessor LCD Wireless Type IC Thermostat Manual Automatic Built-In Built-In Washable, One-touch Operating Range Cooling (Max) Cooling (Min) Indoor Air Intake Temp Outdoor Air...