Midea CE-CF0.3BD/N3-F Service Manual Download Page 1 | Manualshive

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Website: www.mideaaircon.com

Service manual

CAUTION

- BEFORE SERVICING THE UNIT, READ THE SAFETY

- PRECAUTIONS IN THIS MANUAL.

- ONLY FOR AUTHORIZED SERVICE PERSONNEL.

MODELS:

CE-CF0.3BD/N3-F

CE-CFZ0.3BD/N3-F

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Summary of Contents for CE-CF0.3BD/N3-F

Page 1: ...0 Website www mideaaircon com Service manual CAUTION BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL ONLY FOR AUTHORIZED SERVICE PERSONNEL MODELS CE CF0 3BD N3 F CE CFZ0 3BD N3 F ...

Page 2: ...ecautions prior to servicing the unit 1 1 SAFETY PRECAUTIONS 1 When servicing the unit set the POWER SWITCH to OFF and unplug the power cord 2 Inspect the service cord for damage or wear If a short circuit is found replace all parts which have been overheated or damaged by the short circuit 3 After servicing the unit make an insulation resistance test to protect the customer from being exposed to ...

Page 3: ...nit is turned on and dark after the unit is turned off 3 FULL WATER indicator Lights up when the bucket is full and the unit stops operating 4 CONTINUE indicator Lights up when the unit is on CONTINUOUS DEHUMIDIFYING mode 5 HUMIDITY UP Button When the unit is operating the setting humidity will go up by pressing this button every time the range of justment is from 35 RH to 80 RH 6 HUMIDITY DOWN Bu...

Page 4: ...an motor will work same as the compressor 2 5 Compressor delay start When the mode is changed but the compressor does not start or the unit restart after stop working if the compressor accord with it s starting condition the fan motor will start immediately while the compressor will delay 3 seconds to re start 2 7 Protection and failure mode 2 7 1 Water full protection When the water tank is full ...

Page 5: ... temperature sensor is defective the motors of the compressor and the fan will be shut down and the power indicator will flash at 5 Hz Power indicator flashes at 5 Hz The connector CN3 in main PCB is loosed Place it properly Pipe temperature sensor trouble Replace pipe temperature sensor Trouble in input circuit of water level switch of drive board components Water level switch broken Replace swit...

Page 6: ...5 3 1 3 Humidity sensor check 3 1 4 Fail to start or fail to start motor 3 1 5 Abnormal noise Humidity display is chaos Water on the Humidity sensor board Dry it over heat Humidity sensor board trouble or main PCB defective Replace humidity sensor board trouble or main PCB ...

Page 7: ...ct w ire Refer to wiring diagram for terminal identification Loose Repair or replace loss e terminal Main PCB failure Select fan speed and Check the voltage of P1 P2 on main PCB Replace the main PCB if no voltage Capacitor Discharge capacitor before testing Test capacitor Replace if not within 10 of manufacture s rating replace if shorted open or damaged Fan motor w ill not run Will not rotate Fan...

Page 8: ...nd replace if not within 10 of manufactures rating Room structure Take proper measures to make the door and window s sealed w ell if gap is found Air flow Clean or remove if any barrier is found to block the inlet outlet wind flow of the unit Less refrigerant Check the tubes for reasons of leakage Recycle the refrigerant correct the leakage points and recharge Capillary tube Regulate the flow if c...

Page 9: ...ce manual for F Dehumidifier 8 Humidity sensor Replace it frequently Main PCB Check and replace the main PCB 4 WIRING DIAGRAM 4 1 For models 5 EXPLODED VIEWS See attached files 6 SPECIFICATIONS See attached files CE CF0 3BD N3 F CE CFZ0 3BD N3 F ...

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