Error code

Mitsubishi Electric klima code 4240

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.

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

Meaning

Overcurrent protection (Variable capacity unit): If IDC 66.5 A peak is detected continuously for 10 minutes during operation of the inverter after 5 or more seconds have passed since the inverter started.

Member details

Signed-in members see the LED pattern and how to read the code with the remote control on eligible records.

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Possible causes

(1) Air passage Short Cycle. (2) The heat exchanger is clogged. (3) Power Supply Voltage. (4) External Air Temperature. (5) Capacity Setting Error. (6) The THHS sensor is defective. (7) The solenoid valves (SV1, 2) are defective, or the solenoid valve drive circuit is defective. (8) The wiring is defective. (9) Fan motor (MF) operation is defective. 10)The inverter/compressor is defective. 11)The circuit board is defective.

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.