Airwell AWAU-YMF009-H61 Service Manual Download Page 37 | Manualshive

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HMF R22 Series 37 Version - 1

to normal heating mode.

(1) T3 rises to be higher than TC2.

(2) The machine has run for 10 minutes in defrosting.



Defrosting action

：

8.4.3.5 High evaporator coil temp.T2 protection:

8.4.3.5 High evaporator coil temp.T2 protection(for

MS12F-22HR-PB8W

):

TE7

TE8

TE9

TE15

Compressor off

Outdoor fan motor off

Outdoor fan motor low speed

Compressor and outdoor
fan motor on (high speed)

Compressor and outdoor

fan motor on

Compressor and outdoor
fan motor off

8.4.4 Auto-mode

This mode can be chosen with remote controller and the setting temperature can be changed

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Summary of Contents for AWAU-YMF009-H61

Page 1: ...Indoor Units Outdoor Units AWSI HMF009 N61 AWAU YMF009 H61 AWSI HMF012 N61 AWAU YMF012 H61 AWSI HMF018 N61 AWAU YMF018 H61 AWSI HMF024 N61 AWAU YMF024 H61 REFRIGERANT R22 HEATPUMP REFRIGERANT SM HMF...

Page 2: ...cables 14 6 3 Pipe length and the elevation 15 6 4 Installation for the first time 16 6 5 Adding the refrigerant after running the system for many years 19 6 6 Re installation while the indoor unit n...

Page 3: ...not disassemble or repair the product there is risk of fire or electric shock Always ground the product There is risk of fire or electric shock Install the panel and the cover of control box securely...

Page 4: ...k Do not plug or unplug the power supply plug during operation There is risk of fire or electric shock Do not touch operation the product with wet hands Do not place a heater or other appliance near t...

Page 5: ...ning or maintaining the product There is risk of electric shock When the product is not be used for a long time disconnect the power supply plug or turn off the breaker There is risk of product damage...

Page 6: ...uct when removing the air filter They are very sharp Do not step on or put anything on the product outdoor units Always insert the filter securely Clean the filter every two weeks or more often if nec...

Page 7: ...AWAU YMF018 H61 21k AWSI HMF024 N61 AWAU YMF024 H61 Cold catalyst filter Silver Ico Filter O Vitamin C Filter O 3M HAM Filter O Bio Filter O Golden Fin O Ionizer O Compressor Crankcase Heater O 1W Sta...

Page 8: ...nstallation hole mm AWSI HMF009 H61 100 95 45 65 AWSI HMF012 H61 AWSI HMF018 H61 110 100 45 Model L mm R mm H mm Dimension of installation hole mm AWSI HMF024 H61 293 163 45 65 Model W D H AWSI HMF009...

Page 9: ...an 60cm More than 200cm More than 30cm More than 60cm Service space Fence or obstacles Model W D H W1 A B AWAU YMF009 H61 685 260 430 742 460 276 AWAU YMF012 H61 780 250 540 843 549 276 AWAU YMF018 H6...

Page 10: ...vaporator temp sensor T1 Room temp sensor ACCUMULATOR For heat pump models LIQUID SIDE GAS SIDE HEAT EXCHANGE EVAPORATOR HEAT EXCHANGE CONDENSER COMPRESSOR 2 WAY VALVE 3 WAY VALVE 4 WAY VALVE COOLING...

Page 11: ...HMF R22 Series 11 Version 1 5 Wiring Diagram 5 1 Indoor Unit AWSI HMF009 H61 AWSI HMF012 H61 AWSI HMF018 H61 AWSI HMF024 H61...

Page 12: ...HMF R22 Series 12 Version 1 5 2 Outdoor Unit AWAU YMF009 H61 AWAU YMF012 H61 AWAU YMF018 H61...

Page 13: ...HMF R22 Series 13 Version 1 AWAU YMF024 H61...

Page 14: ...79kgf cm 19 3 4 6500 663kgf cm 6700 683kgf cm 6 2 Connecting the cables The power cord of connect should be selected according to the following specifications sheet Rated current of appliance Nominal...

Page 15: ...61 1 2 12 7 1 4 6 35 5 5 10 30 AWSI HMF018 H61 AWAU YMF018 H61 1 2 12 7 1 4 6 35 5 8 15 30 AWSI HMF024 H61 AWAU YMF024 H61 5 8 15 9 3 8 9 52 5 10 20 60 Caution The capacity test is based on the standa...

Page 16: ...door unit connections or outdoor unit connections by a soft brush to check for leakage of the connecting points of the piping If bubbles come out the pipes have leakage 1 Air purging with vacuum pump...

Page 17: ...nut again Make sure the pressure display in the pressure indicator is a little higher than the atmosphere pressure Then remove the charge hose from the 3 way valve 8 Fully open the 2 way valve and 3 w...

Page 18: ...the refrigerant if the pipe length 5m Procedure 1 Connect the charge hose to the charging cylinder open the 2 way valve and the 3 way valve Connect the charge hose which you disconnected from the vac...

Page 19: ...ocedure 1 Connect the charge hose to the 3 way service port open the 2 way valve and the 3 way valve Connect the charge hose to the valve at the bottom of the cylinder If the refrigerant is R410A make...

Page 20: ...llation while the indoor unit need to be repaired 1 Collecting the refrigerant into the outdoor unit Procedure 1 Confirm that both the 2 way and 3 way valves are set to the opened position Remove the...

Page 21: ...as leakage 2 Air purging by the refrigerant Procedure 1 Confirm that both the 2 way and 3 way valves are set to the closed position 2 Connect the charge set and a charging cylinder to the service port...

Page 22: ...service port cap Be sure to use a torque wrench to tighten the service port cap to a torque 18N m Be sure to check the gas leakage 6 7 Re installation while the outdoor unit need to be repaired 1 Eva...

Page 23: ...HMF R22 Series 23 Version 1 5 Disconnect the charge hose from the vacuum pump...

Page 24: ...ectronic scale and record the weight 4 Open the valves Low side on the charge set and charge the system with liquid refrigerant If the system cannot be charge with the specified amount of refrigerant...

Page 25: ...HMF R22 Series 25 Version 1 Use torque wrench to tighten the service port cap to a torque of 18N m Be sure to check for gas leakage...

Page 26: ...cause the unit to operate abnormally 2 The room relative humidity should be less than 80 If the air conditioner operates beyond this figure the surface of the air conditioner may attract condensation...

Page 27: ...situation the setting temperature is displayed No temp display in fan mode 2 Shows SC when self clean function is activated FP when 8 C heating function is activated 3 Shows the alarm code whenever th...

Page 28: ...3ms 8 3 4 Fan Speed is out of control When Indoor Fan Speed is too low lower than 300RPM lasting 2 minutes the unit stops and LED displays failure information and can t returns to normal operation aut...

Page 29: ...high med low auto 4 The louver operates the same as in cooling mode 5 Auto fan 29 28 High Low 25 Medium 8 4 2 Cooling Mode 8 4 2 1 Compressor running rules Once the compressor starts up it will run 5...

Page 30: ...ng mode indoor fan runs all the time and the speed can be selected as high medium low and auto The auto fan 8 4 2 4 Low evaporator coil temperature T2 protection TE6 T2 On Off TE5 When the evaporator...

Page 31: ...an speed The outdoor fan will run following the compressor except when AC is in evaporator high temp protection in heating mode condenser high temp protection in cooling mode defrosting mode and the c...

Page 32: ...ely For AWSI HMF009 H61 AWSI HMF012 H61 TE2 TE3 TE2 4 TE1 T2 TE3 4 Setting Low Breeze TE1 4 High Low Off Breeze Medium Medium When the compressor is on the indoor fan can be set to high med low auto A...

Page 33: ...3 Version 1 T2 TE2 the indoor fan will run at setting speed TE1 T2 TE2 the indoor fan will run at low speed When T2 is getting lower TE4 T2 TE3 the indoor fan will run at low speed T2 TE4 the indoor f...

Page 34: ...ed T T 3 if the indoor fan medium speed T T 5 if the indoor fan high speed T max is the maximum value of T When fan speed changes including anti cold wind function AC will detect T after two minutes 1...

Page 35: ...ed 2 1 The compressor cumulative running time is over 45 minutes 2 2 The compressor continuous running time is over 8 minutes 2 3 The indoor fan is off In this case the defrosting time is ten minutes...

Page 36: ...ng AC will enter defrosting mode if any of the following items is satisfied 1 If T3 TC1 and the compressor keeps running over 45 minutes Meanwhile T3 TC3 for 3minutes 2 In heating mode If the compress...

Page 37: ...2 protection 8 4 3 5 High evaporator coil temp T2 protection for MS12F 22HR PB8W TE7 TE8 TE9 TE15 Compressor off Outdoor fan motor off Outdoor fan motor low speed Compressor and outdoor fan motor on h...

Page 38: ...room temperature is lower than 10 the compressor will stop and not resume until room temperature exceeds 13 8 4 5 3 The evaporator anti freezing protection is the same as that in cooling mode 8 4 6 Fo...

Page 39: ...Operation time in sleep mode is 7 hours After 7 hours the AC quits this mode and turns off 8 4 8 2 Operation process in sleep mode is as follow When cooling the setting temperature rises 1 be lower th...

Page 40: ...nit detects refrigerant leakage 8 4 11 Louver Position Memory Function When starting the unit again after shutting down its louver will restore to the angle originally set by the user but the precondi...

Page 41: ...5 times X E5 Indoor room temperature sensor T1 open circuit or short circuit 6 times X E6 Evaporator coil temperature sensor T2 open circuit or short circuit 7 times X E7 Condenser coil temperature s...

Page 42: ...replace the main PCB directly Otherwise check whether the EEPROM chip plugged in main PCB well Yes No Yes Correct the connection Replace the indoor main PCB Shut off the power supply and turn it on 5...

Page 43: ...s it still displaying the error code Shut off the power supply rotate the fan by hand Does it rotate properly The unit operates normally Find out the cause and have it solved For example check whether...

Page 44: ...the motor please contact the technical engineer Index2 1 Indoor AC Fan Motor Power on and set the unit running in fan mode at high fan speed After running for 15 seconds measure the voltage of pin1 a...

Page 45: ...n Check the connections between temperature sensor and main PCB Are the connections good Correct the connections No Yes Yes Replace indoor or outdoor main PCB Replace the sensor and c h e c k i f t h...

Page 46: ...T2 sensor Does the problem remain again No Is there any leakage Especially the connection parts such as the gas valve and the liquid valve No Shut off the power supply and turn it on 5 seconds later...

Page 47: ...he error still displaying after several minutes No Yes Change the outdoor main PCB Power on Is the error extinguished Check all the wirings between indoor and outdoor indoor main PCB and outdoor main...

Page 48: ...temp T4 sensor Compressor discharge temp T5 sensor Measure the resistance value of each winding by using the multi meter Table1 Some frequently used R T data for T1 T2 T3 and T4 sensor Temperature 5 1...

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