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AUX ASW-09A4/E Series, Service Manual

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AUX ASW-09A4/E Series Service Manual Download Page 24

23

5.Troubleshooting Guide

5-8 The Failure Analysis Of The Main Parts

Part

Analysis

Main

Above 300

Around 120

Step motor

Heat exchanger

The indoor
 fan motor

The outdoor
 fan motor

Environment
temperature

Measure resistance

Normal 

Abnormal

Normal 

Abnormal

Normal 

Abnormal

Normal 

Abnormal

Normal 

Abnormal

Resistance of
transformer(K

Turn-off

Short-cut

Detecting the resistance between each connecting terminal

Environment temperature

Between

Blue yellow

Blue red

Auxillary

Input

Turn-off

Short-cut

Detecting the voltage between the signal wire of fan motor and ground

Environment temperature

Between

Blue yellow

Input

Turn-off

Short-cut

Detecting the resistance between the red wire and every connecting end

Between

Voltage

Gray Orange

Yellow Orange

 voltage<0, voltage>5 is abnormal 

Turn-off

Short-cut

When the temperature is

 ,around 

and 

 

Summary of Contents for ASW-09A4/E Series

Page 1: ...al Specification 2 9 3 Operation Details 10 13 4 Wiring Diagram 14 15 5 Troubleshooting Guide 16 23 6 Explosion View And Parts List 24 31 7 Refrigeration Cycle Diagram 32 8 Control Functions Exposition 33 42 Split type Wall Mounted Air Conditioner E series ...

Page 2: ...information nor can it assume any liability in connection with its use The information specifications and parameter are subject to change due to technical modification or improvement without any prior notice The accurate specifications are presented on the nameplate label How to order spare parts To have your order filled promptly and correctly please furnish the following information 1 Model No w...

Page 3: ...2 1 Appearance 2 Technical Specification 2 ...

Page 4: ...OUTDOOR UNIT INDOOR UNIT 2 1 Appearance continue 2 Technical Specification 3 ...

Page 5: ...The lever code of same cooling capacity 7 Power supply 1 for 220V 50Hz 2 for 208V 230V 60Hz 3 for 110V 50Hz 4 for 220V 240V 50Hz 5 for 380V 415V 3 50Hz 6 for 380V 3 60Hz 7 for 208V 230V 50Hz 8 Type For more details refer to 1 1 9 Refrigerant Default for R22 R for R407c R1 for R410a 4 2 Technical Specification ...

Page 6: ...tcondition Max Heat ing testcondition Input Dimension Indoor Indoor Indoor Indoor Outdoor Outdoor Outdoor Outdoor Wall mounted Wall mounted Wall mounted Wall mounted Rotary Plastic sealed Iron shell Capillary Inner Indoor unit Outdoor unit Indoor unit Outdoor unit Indoor unit Outdoor unit Indoor unit Outdoor unit 5 Cooling Cooling Cooling Cooling Cooling Heating Heating Heating Heating Heating Inn...

Page 7: ... Refrigerant controller Freezed oil capacity Refrigerant Charge g Protection equipment Cooling test condition Max Cooling test condition Heat ing testcondition Max Heat ing testcondition Input Dimension Indoor Indoor Outdoor Outdoor Wall mounted Wall mounted Rotary Plastic sealed Iron shell Capillary Inner Indoor unit Outdoor unit Indoor unit Outdoor unit Indoor unit Outdoor unit Indoor unit Outdo...

Page 8: ...dition Max Heat ing testcondition Input Dimension Indoor Indoor Indoor Indoor Outdoor Outdoor Outdoor Outdoor Wall mounted Wall mounted Wall mounted Wall mounted Rotary Plastic sealed Iron shell Capillary Indoor unit Outdoor unit Indoor unit Outdoor unit Indoor unit Outdoor unit Indoor unit Outdoor unit Cooling Cooling Cooling Cooling Cooling Heating Heating Heating Heating Heating Capillary Capil...

Page 9: ... Refrigerant controller Freezed oil capacity Refrigerant Charge g Protection equipment Cooling test condition Max Cooling test condition Heat ing testcondition Max Heat ing testcondition Input Dimension Indoor Indoor Outdoor Outdoor Wall mounted Wall mounted Rotary Plastic sealed Iron shell Capillary Inner Indoor unit Outdoor unit Indoor unit Outdoor unit Indoor unit Outdoor unit Indoor unit Outdo...

Page 10: ...dition Max Heat ing testcondition Input Dimension Indoor Indoor Indoor Indoor Outdoor Outdoor Outdoor Outdoor Wall mounted Wall mounted Wall mounted Wall mounted Rotary Plastic sealed Iron shell Capillary Indoor unit Outdoor unit Indoor unit Outdoor unit Indoor unit Outdoor unit Indoor unit Outdoor unit Cooling Cooling Cooling Cooling Cooling Heating Heating Heating Heating Heating Capillary Capil...

Page 11: ...n SWING button FAN button Remark The floor standing typeselect fan speedonly from Low to High button MODE button This button can set room temperature Press it once the temperature decreases 1 Press it continu ously the temperature decreases at the speed of 4 s This function is invalid when the appliance at the Fan and Auto mode Button High Low Auto Med The closing state of remote controller Auto H...

Page 12: ...CD shows the symbol thesleeping function of theair conditioner isstarted After7 hours of setting this function theair conditioner willbeoff automatically POWER button or POWER QUIET button POWER QUIT QUIET HUMIDITY button Only under the mode of Heat and Fan Press this button once the LCD shows the symbol the wetting function of the air conditioner is started The initial humidity is 60 Press the or...

Page 13: ...is button can be used to set the feeling function The LCD shows the actual room temperature when the function set and it shows the setting temperature when the function cancelled This function is invalid when the appliance at the Fan mode FEELING button or LOUVER button When it displays FEELING button When it displays LOUVER button Press this button the vertical wind direction vanes can rotate aut...

Page 14: ...nge from 16 to 32 4 Press the FAN button you can select fan speed from Low Med High Auto 1 2 2 Press the or button you can set the temperature range from 16 to 32 3 Press the FAN button you can select fan speed from Low Med High Auto 2 Press the FAN button you can select fan speed from Low Med High 1 13 ...

Page 15: ...4 Wiring Diagram 4 1 ASW H 24B4 E Indoor Unit 14 ...

Page 16: ... Blue Green Yellow Yellow Y G Fan Motor Compressor Capacitor Fan Motor Protector Overcurrent Red White Black Black Black Orientation Brown Valve Red Yellow To Indoor Unit Compressor Capacitor Red Green Red Black Green Yellow Yellow Y G Overcurrent Protector Fan Motor Compressor Black Black White Red Brown Fan Motor Capacitor Black ...

Page 17: ... working when it is atcooling mode with the indoor temperature higher than set temperature The compressor works discontinuously at dehumidifying mode Since the air conditioner is powered on it will come to working condition as long asyou press the ON OFF button of the remote control and the signal is well received If you turn off the air conditioner and restart it immediately it will return to nor...

Page 18: ...then check thefuse Is the primaryvoltage on Cn2 normal Is the transformerOK Is the DCvoltage on the PCB board OK Replace the PCB board Are the voltageof micro controller 8 compressor 2 4 way valve and 6 outdoor fan motor normal Is the voltage 5VDC of the 15 indoor fan motor normal Is the portvoltage 0VDC of the 3 normal Is the portvoltage 5VDC of the 7 normal Is the portvoltage of the 27 normal Ar...

Page 19: ... if the IC of indoor fan motoris connected correctlyto the connector CN2 4 Check if the capacity ofindoor fan motoris connected correctlyto the connector CN8 2 Trouble shooting procedure Pull out the power plug and replug it after some 5 seconds Is the LED lighten Is the controller output normal Is the fan motor voltage satisfied The probe position Normal voltage Replace FAC Fan motor capacitor fa...

Page 20: ...orrect Check if the input voltage is correct 2 2 Trouble shooting procedure Pull out the power plug and replug it after some 5 seconds Is the indoor controller normal Check refer to the 5 2 part The relay fails Replace the relay The outdoor unit is abnormal Is the output voltage of relay normal Is the connection on the terminal correct wire ...

Page 21: ... and replug it after some 5 seconds Is the LED on the display board lighten Does the louver move up and down after pressing the SWING button on the remote control Is there any voltage change between the chips 23 22 20 19 Is there any voltage change between 10 13 of the the chip ULN2003AFW The step motor fails Start the air conditioner with remote control Confirm the procedure of the 5 2 part Norma...

Page 22: ...e chip IC1fails The chip IC3fails The chip IC4 fails ULN2003A Replace relay RY3 Replace PCB Is the chip voltage DC5 0V IC1 7 Is the chipIC1 2 voltage high Is the voltage at the connecting point of chipIC4 ULN2003A low Is relay output normal The interconnection cord or the 4 way valve is abnormal Check the interconnection cord or replace the 4 way valve restarted in some 5 minutes after the above p...

Page 23: ...2 5V Is the LCD display normal Is there any change on the voltage of chip IC1 Is there any change on the voltage Q1 Is there any change on the voltage LED The receiver fails Normal Replace batteries LCD fails Replace buttons The chip fails Replace audion Emission tube fails Check refer to the 5 2 part Is there signal when the ON OFF button was pressed Is there music when the ON OFF button was pres...

Page 24: ... transformer K Turn off Short cut Detecting the resistance between each connecting terminal Environment temperature Between Blue yellow Blue red Auxillary Input Turn off Short cut Detecting the voltage between the signal wire of fan motor and ground Environment temperature Between Blue yellow Input Turn off Short cut Detecting the resistance between the red wire and every connecting end Between Vo...

Page 25: ...6 Explosion View And Parts List 6 1 Indoor Unit Explosion View Of 24 Fig 1 E type Explosion View ...

Page 26: ...Main PCB Coverforelectricalcontrolbox Light holder for indicator Clamping board for pipe Name Character Quantity Remarks Front panel Vane shelf foam Step motor Pipe Evaporator Plastic sealed motor Terminal board Controller assembly Receiver window Cover ofFace frame 16 16 16 16 16 Fig 1 01 Fig 1 02 Fig 1 03 Fig 1 04 Fig 1 04a Fig 1 04b Fig 1 04c Fig 1 04d Fig 1 04e Fig 1 05 Fig 1 06 Fig 1 07 Fig 1...

Page 27: ...Fig 2 1 26 6 Explosion View And Parts List 6 3 door Unit Explosion View Of Out ...

Page 28: ... board Capillary assembly Capacitor strip Terminal board Capacitor for compressor Clamping plate for interconnection cord 4 way assembly Dischargepipeforcompressor Suction pipe for compressor Valve board Two way valve Dg10 I There way valve Dg4 Base Panel Fan guard Damping gasket Compressor Wind fending standing board Galvanized steel Motor supporter Cold work steel Cold work steel Galvanized stee...

Page 29: ... board Capillary assembly Capacitor strip Terminal board Capacitor for compressor Clamping plate for interconnection cord 4 way assembly Dischargepipeforcompressor Suction pipe for compressor Valve board Two way valve Dg10 I There way valve Dg4 Base Panel Fan guard Damping gasket Compressor Wind fending standing board Galvanized steel Motor supporter Cold work steel Cold work steel Galvanized stee...

Page 30: ... board Capillary assembly Capacitor strip Terminal board Capacitor for compressor Clamping plate for interconnection cord 4 way assembly Dischargepipeforcompressor Suction pipe for compressor Valve board Two way valve Dg10 I There way valve Dg4 Base Panel Fan guard Damping gasket Compressor Wind fending standing board Galvanized steel Motor supporter Cold work steel Cold work steel Galvanized stee...

Page 31: ...Fig 4 1 30 6 Explosion View And Parts List 6 11 door Unit Explosion View Of Controller In Connection wire of display board 450 Sensor of indoor pipe 350 Sensor of indoor room 350 ...

Page 32: ...trol board Transformer TDB 6 B4 Nut Spring gasket Interconnection wire Grounding wire Terminal board 25HN 3 Electrical control box Bolt Clamping board Bolt Receiver board Power supply cord Code Name Quantity Material Remark NO Black Yellow green Bolt Bolt Bolt Red PP white PP white 09 1 0mm 12 1 5mm 2 2 ABS gray 6 2 8 3 13 3 6 5 Receiver board shelf ...

Page 33: ...or Through flow fan leaves Air side Liquid side Two way vavle Compressor Cool Heat 4 way vavle Axial flow fan leaves Condensor Two way vavle Capillary Auxillary capillary Single way vavle The gas leak checking point 7 Refrigeration Cycle Diagram ...

Page 34: ... mode with the air let position the same as that of cooling mode 2 The anti freeze protection and high temperature protection function will not be available b Press the button for 5 seconds until the buzzer rings for two intervals then the controller will be at running in mode for 30 minutes 8 3 Automaticmode When the remote control selects automatic mode to turn on the air conditioner The running...

Page 35: ...tion function 10 When TE 64 C for 10s the compressor and outdoor fan motor are off and the compressor can be well started after TE 62 C then the indoor fan motor will run at set speed if it is set manually when over heat protection is on The indoor fan will run at low speed if it is set automatic fan speed The temperature is controlled by pressing the or button on the remote control between 16 C a...

Page 36: ...SWING button 6 When first powered the 3 minute protection function will be off and the compressor will be on after the 4 way valve keeps running for 10s the outdoor fan motor will run after the compressor keeps running for 2s turn TS down to TS TA 3 then the compressor will be off immediately without the limitation of the 3 minute protection 7 Timer sleep memory negative ion I feel functions are a...

Page 37: ...indoor fan motor runs at slight speed when TE 28 C the indoor fan motor will be off The indoor fan speed is controlled by TE the retails are as following The cold air prevention function when the compressor is running a When TE is going up when TE 25 C the indoor fan motor will be off when 25 C TE 30 C the indoor fan motor will run at slight speed when 30 C TE 38 C the indoor fan motor blows quiet...

Page 38: ...it will quit the function automatically d It will quit the function when shifting modes or cutting off the power e If the function is quitted while the compressor is running it can only be restarted after 1 minute 8 8 The accessorial electric heater function 8 9 Intelligent defrost function a This function can only be available if all the following conditions are satisfied 2 1 When the heating mod...

Page 39: ...the time after the air conditioner is set over heat protection carry out another defrosting after 2 hours b The function will be quitted if one of the following conditions is satisfied 1 intelligent defrosting time is longer than 9 minutes 2 4 minutes after the defrosting if TE is above 0 C and go up 2 C in 10s 3 5 minutes after the defrosting if TE 5 C 4 Check the compressor current after the it ...

Page 40: ...cope is 1min 24 hours it will automatically run once set The original timer and sleep function will be automatically cancelled if the air conditioner is powered on or off again Press the forced switch to power the air conditioner on the buzzer rings two times signalling the inspection process The electric heater is on the indoor fan runs at high speed and the LED and there indicators are lighten f...

Page 41: ... as free waving and manual waving 4 Free waving when heating the waving scope is 50 from 3 to 5 waving angle of ASW H18A4 E pic 3 pic 3 as pic 3 when cooling the waving scope is 50 from2 to 4 as pic 3 the waving speed is 5 5 s 5 After the unit was turn on if the louver was setting as unwave by remote control the waving angle will positioning to a proper height according to different mode e g cooli...

Page 42: ... corresponding relay 1 Setting press the conresponding button on the the controller will receive the temperature from the sensor in the remote control remote control 1 setting After the controller was filled with power please press the sleeping button 10 consecutive times in 5s if it s successfully setting the buzzer will ring 4 consecutive times if you want to quit such function doing the same th...

Page 43: ... function will quit automatically TA will control temperature according to the TA sensor in the controller P S When the I feel function start the main control board will stop detect the TA sensor When the indoor fan motor running press the negative ion button on the remote control the relay will open up and there is negative ion output while the button was pressed this function will be quit 2 Quit...

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