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“timer  off”  function.  And  when  reaching  the 
setting  time,  the  timer  LED  will  be  off  and  the 

AC running mode has not been changed. 

8.4.7.7 The setting time is relative time. 

8.4.7.8 The AC will quit the timer function when 

it has malfunction. 

 

8.4.8 Economy function 

8.4.8.1  The  sleep  function  is  available  in 

cooling, heating or auto mode. 

8.4.8.2. Operation process in sleep mode is as 

follow: 

When cooling, the setting temperature rises 1

 

(be  lower  than  30

)  every  one  hour,  2  hours 

later  the  setting  temperature  stops  rising  and 

the indoor fan is fixed at low speed.     

When 

heating, 

the 

setting 

temperature 

decreases 1

  (be higher than 17

) every one 

hour,  2  hours  later  the  setting  temperature 

stops rising and indoor fan is fixed at low speed. 

(Anti-cold wind function has the priority). 

8.4.8.3 Operation time in sleep mode is 7 hours. 

After  7  hours  the  AC  quits  this  mode  and  turn 

off. 

8.4.8.4 Timer setting is available 

 

8.4.9 Auto-Restart function 

The  indoor  unit  is  equipped  with  auto-restart 

function,  which  is  carried  out  through  an 

auto-restart module. In case of a sudden power 

failure,  the  module  memorizes  the  setting 

conditions before the power failure. The unit will 

resume  the  previous  operation  setting  (not 

including  swing  function)  automatically  after  3 

minutes when power returns. 

If  the  memorization  condition  is  forced  cooling 

mode,  the  unit  will  run  in  cooling  mode  for  30 

minutes and turn to auto mode as 24

  setting 

temp. 

If AC is off before power off and AC is required 

to  start  up  now,  the  compressor  will  have  1 

minute delay when power on. Other conditions, 

the compressor will have 3 minutes delay when 

restarts. 

 

8.4.10 Refrigerant Leakage Detection 

With  this  new  technology,  the  display  area  will 

show 

“EC”  when  the  outdoor  unit  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  precondition  is  that  the 

angle  must  be  within  the  allowable  range,  if  it 

exceeds,  it  will  memorize  the  maximum  angle 

of the louver. During operation, if the power fails 

or the end user shuts down the unit in the turbo 

mode,  the  louver  will  restore  to  the  default 

angle. 

   

8.4.12 8

  Heating(optional) 

In heating operation, the preset temperature of 

the  air  conditioner  can  be  as  lower  as  8

which  keeps  the  room  temperature  steady  at 

8

  and  prevents  household  things  freezing 

when the house is unoccupied for a long time in 

severe cold weather. 

 

8.4.13 Self clean(optional) 

For heat pump models which are provided with 

this  function,  after  running  in  cooling  or  drying 

mode,  if 

the user press “Self Clean” button on 

remote controller, firstly, indoor unit runs in fan 

only mode for a while, then low heat operation 

and finally runs in fan only again. This function 

can  keep  the  inside  of  indoor  unit  dry  and 

prevent breeding of mold. 

 

8.4.14 Follow me 

1)  If the indoor PCB receives the signal which 

results  from  pressing  the  FOLLOW  ME  button 

on  remote  controller,  the  buzzer  will  emit  a 

sound and this indicates the follow me function 

is  initiated.  But  when  the  indoor  PCB  receives 

signal  which sent  from  remote controller  every 

3  minutes,  the  buzzer  will  not  respond.  When 

the  unit  is  running  with  follow me function,  the 

PCB  will  control  the  unit  according  to  the 

temperature  from  follow  me  signal,  and  the 

temperature  collection  function  of  room 

Содержание Aurora MOF-24HFN1-QRD0GW

Страница 1: ...Aurora 3D Inverter Series Service Manual 2014 ABSEU A1 1410...

Страница 2: ...6 3 Pipe length and the elevation 18 6 4 Installation for the first time 19 6 5 Adding the refrigerant after running the system for many years 20 6 6 Re installation while the indoor unit need to be...

Страница 3: ...reful of the case edges and the fins on the condenser and evaporator For installation always contact the dealer or an authorized service center Do not install the product on a defective installation s...

Страница 4: ...way properly A bad connection may cause water leakage Keep level even when installing the product It can avoid vibration of water leakage Do not install the product where the noise or hot air from the...

Страница 5: ...f the same type Do not mix old and new batteries or different types of batteries There is risk of fire or explosion Do not recharge or disassemble the batteries Do not dispose of batteries in a fire T...

Страница 6: ...18HFN1 QRD0GW 24k MSABEU 24HRDN1 QRC8GW MOF 24HFN1 QRD0GW 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...

Страница 7: ...3 Dimension 3 1 Indoor Unit Model W D H MSABAU 09HRDN1 QRC8GW 722 187 290 MSABBU 12HRDN1 QRC8GW 802 189 297 MSABDU 18HRDN1 QRC8GW 965 215 319 MSABEU 24HRDN1 QRC8GW 1080 226 335...

Страница 8: ...For MSABAU 09HRDN1 QRC8GW For MSABBU 12HRDN1 QRC8GW For MSABDU 18HRDN1 QRC8GW For MSABEU 24HRDN1 QRC8GW...

Страница 9: ......

Страница 10: ...200cm More than 30cm More than 60cm Service space Fence or obstacles Model W D H W1 A B MOZ 09HFN1 QRD0GW 810 310 558 874 549 325 MOZ 12HFN1 QRD0GW 810 310 558 874 549 325 MOZ1 18HFN1 QRDOGW 810 310 5...

Страница 11: ...GAS SIDE HEAT EXCHANGE EVAPORATOR HEAT EXCHANGE CONDENSER COMPRESSOR 2 WAY VALVE 3 WAY VALVE 4 WAY VALVE COOLING HEATING T2 Evaporator temp sensor T1 Room temp sensor ACCUMULATOR INDOOR OUTDOOR CHECK...

Страница 12: ...5 Wiring Diagram 5 1 Indoor Unit MSABAU 09HRDN1 QRC8GW MSABBU 12HRDN1 QRC8GW MSABDU 18HRDN1 QRC8GW...

Страница 13: ...MSABEU 24HRDN1 QRC8GW...

Страница 14: ...5 2 Outdoor Unit MOZ 09HFN1 QRD0GW MOZ 12HFN1 QRD0GW...

Страница 15: ...MOZ1 18HFN1 QRDOGW...

Страница 16: ...MOF 22HFN1 QRD0GW...

Страница 17: ...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 cross sectiona...

Страница 18: ...GW 3 8 9 52 1 4 6 35 5 10 25 15 MSABBU 12HRDN1 QRC8GW MOZ 12HFN1 QRD0GW 3 8 9 52 1 4 6 35 5 10 25 15 MSABDU 18HRDN1 QRC8GW MOZ1 18HFN1 QRDOGW 1 2 12 7 1 4 6 35 5 20 30 15 MSABEU 24HRDN1 QRC8GW MOF 22H...

Страница 19: ...ction to the vacuum pump 4 Fully open the handle Lo of the manifold valve 5 Operate the vacuum pump to evacuate 6 Make evacuation for 30 minutes and check whether the compound meter indicates 0 1Mpa I...

Страница 20: ...ensure the liquid charge 2 Purge the air from the charge hose Open the valve at the bottom of the cylinder and press the check valve on the charge set to purge the air be careful of the liquid refrig...

Страница 21: ...o the close position 5 Operate the air conditioner at the cooling cycle and stop it when the gauge indicates 0 1MPa 6 Set the 3 way valve to the closed position immediately Do this quickly so that the...

Страница 22: ...cuum pump to the valve at the bottom of the cylinder If the refrigerant is R410A make the cylinder bottom up to ensure liquid charge 2 Purge the air from the charge hose Open the valve at the bottom o...

Страница 23: ...Be sure to check for gas leakage...

Страница 24: ...come into operation and 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...

Страница 25: ...ure settings when the air conditioner is operational Displays the room temperature in FAN mode Displays the self diagnostic codes Dispalys for three seconds when Timer ON Fresh Swing Turbo or Silence...

Страница 26: ...will be also controlled by anti cold wind function 8 3 7 Compressor preheating functions Preheating permitting condition If T4 outdoor ambient temperature 3 C 37 4 F and the machine connects to power...

Страница 27: ...oor fan is controlled as below Setting fan speed Actual fan speed H H H G A H H B C M M M Z D M M M E F L L L D G L L L H I T1 Td F L L L L D H H H H G M M M M Z 4 5 3 0 1 5 4 5 3 0 1 5 4 5 3 0 1 5 Th...

Страница 28: ...H L 0 6 L H L 0 2 L 8 4 3 3 Defrosting mode If any one of the following items is satisfied AC will enter the defrosting mode After the compressor starts up and keeps running mark the minimum value of...

Страница 29: ...s the same as in cooling mode All protections are active and the same as that in cooling mode 8 4 6 Forced operation function Forced cooling mode The compressor and outdoor fan keep running and the in...

Страница 30: ...will have 3 minutes delay when restarts 8 4 10 Refrigerant Leakage Detection With this new technology the display area will show EC when the outdoor unit detects refrigerant leakage 8 4 11 Louver Pos...

Страница 31: ...ction if the PCB doesn t receive any signal from remote controller for 7 minutes or pressing FOLLOW ME button again the follow me function will be turned off automatically and the temperature will con...

Страница 32: ...lectricity power in capacitor Electrolytic Capacitors HIGH VOLTAGE CAUTION For other models please connect discharge resistance approx 100 40W or soldering iron plug between terminals of the electroly...

Страница 33: ...EC Refrigerant leakage detection 2 times O F1 Outdoor ambient temperature sensor T4 open circuit or short circuit 3 times O F2 Condenser coil temperature sensor T3 open circuit or short circuit 4 time...

Страница 34: ...PCB Power off then restart the unit 2 minutes later EEPROM a read only memory whose contents can be erased and reprogrammed using a pulsed voltage For the location of EEPROM chip please refer to the b...

Страница 35: ...Yes Power off then restart the unit 2 minutes later Power off then restart the unit 2 minutes later No Replace the outdoor main PCB Power on Is the error extinguished Replace the outdoor main PCB Powe...

Страница 36: ...sed causes Wiring mistake Fan ass y faulty Fan motor faulty PCB faulty Trouble shooting Power off then restart the unit 2 minutes later Shut off the power supply Rotate the fan by hand The unit operat...

Страница 37: ...outdoor PCB For WZDK36 38G W WZDK40 38G W 1 Power on and check if the fan can run normally if the fan can run normally the PCB must has problems and need to be replaced If the fan can t run normally m...

Страница 38: ...4 seconds and this situation happens 3 times the display area will show EC and AC will turn off Supposed causes T2 sensor faulty Indoor PCB faulty System problems such as leakage or blocking Trouble...

Страница 39: ...mpling voltage is lower than 0 06V or higher than 4 94V the LED will display the failure Supposed causes Wiring mistake Sensor faulty PCB faulty Trouble shooting Check the connection between temperatu...

Страница 40: ...ires and connectors Yes No Check the IPM No Yes Replace the IPM board or replace the main PCB Check the outdoor fan and the outdoor unit ventilation No Please refer to the solution of Fan Speed Has Be...

Страница 41: ...ecified voltage detection circuit Supposed causes Power supply problems System leakage or block PCB faulty Trouble shooting Check the power supply Check the connections and wires Stop the unit No Yes...

Страница 42: ...uble shooting Check the air flow system of indoor and outdoor units Clear up the air inlet and outlet or the heat exchanger of indoor and outdoor units Yes No Yes Yes Power off then restart the unit 1...

Страница 43: ...istake IPM malfunction Outdoor fan ass y faulty Compressor malfunction Outdoor PCB faulty Trouble shooting Check the wiring between main PCB and compressor Correct the connection or replace the wires...

Страница 44: ...rom PCB measure the resistance value with a tester Temperature Sensors Room temp T1 sensor Indoor coil temp T2 sensor Outdoor coil temp T3 sensor Outdoor ambient temp T4 sensor Compressor discharge te...

Страница 45: ...0 40060 3 41 5878 37 5 87359 77 1 29078 117 0 38991 2 39 8239 38 5 62961 78 1 25423 118 0 37956 1 37 1988 39 5 39689 79 1 21330 119 0 36954 0 35 2024 40 5 17519 80 1 17393 120 0 35982 1 33 3269 41 4 9...

Страница 46: ...essor checking Measure the resistance value of each winding by using the tester Position Resistance Value ASN98D22UFZ DA130M1C 31FZ DA200S2C 10MT Blue Red 1 57 20 68 1 77 20 68 0 51 20 68 Blue Black R...

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