Error code

Mitsubishi Electric PQHY code 4260

For your safety

This fault is rated critical. 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

If there is a risk to life, first move to a safe place, then call 112. Do not follow remote repair instructions.

Call 112

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

Cooling fan abnormality: When the DC bus current (DCCT) 200A or more is detected When the DC bus current abnormality VDC 350V or more or VDC 190V or less is detected When the heat sink temperature (THHS1) 60°C [140°F] or more is detected for 10 or more minutes at inverter startup

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) Inverter output related (1) Same as 4220 error (2) G/A board failure (3) Electrolytic capacitor (C1) failure (1) Same as 4230 error (2) THHS failure (3) INV board failure

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.