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Error code

Mitsubishi Electric PUHY code 4245

For your safety

This fault is rated high and involves an area that affects personal safety. No remote repair or do-it-yourself instructions are given; do not use the appliance or try to open or repair it.

Hazard area: mains voltage and refrigerant gas circuit

Do not use the appliance and call an authorised service. If there is a risk to life, move to a safe place and see the emergency numbers.

The emergency numbers here are for Turkey. If you are outside Turkey, call your local emergency number.

All emergency numbers and province details

No approved translation for this record yet; showing the original text.

Meaning

Overload protection (YXU): In the case of 4240 If the output current of "(Iac) >Imax (Arms)" or "THHS > TOL" is continuously detected for 10 minutes during inverter operation. In the case of 4245 and 4246 If the output current of "(Iac) >Imax (Arms)" is continuously detected for 10 minutes during inverter operation. For details of the model names and specified values, refer to the following page(s). The note of [7-1 Error Code and Preliminary Error Code Lists]. | Overload protection (TXU): In the case of 4240 If the output current of "(Iac) >Imax (Arms)" or "THHS > TOL" is continuously detected for 10 minutes during inverter operation. In the case of 4245 and 4246 If the output current of "(Iac) >Imax (Arms)" is continuously detected for 10 minutes during inverter operation. For details of the model names and specified values, refer to the following page(s). The note of [7-1 Error Code and Preliminary Error Code Lists].

Member details

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Possible causes

(1) The control board SW7-1 (control board SW7-2 or fan board SW1-1 for 4245 and 4246) is on with the inverter output wiring connected. (2) Power module contact failure (3) Air passage blockage (4) Power supply environment (6) Compressor failure (for 4240) (5) Inverter failure (7) Fan motor failure (for 4245 and 4246) (8) The setting for the outdoor unit model selection switch is incorrect (control boards SW5-3 to 5-8).

Solution

Solution steps are not shared for faults that may be dangerous.

No do-it-yourself solution is given for this fault. For your safety, call an authorised service.