Error code

Mitsubishi Electric PQHY code 1501

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: refrigerant gas circuit

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

Call 112

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

Meaning

Refrigerant shortage: 2.If the liquid level of an accumulator AL=2 (overflow level) is detected again within 30 minutes after first stop of the heat source unit (the second detection), the heat source unit will make an error stop, and the error code "1500" is displayed. 1.If the shell temperature sensor at compressor (TH10) detects 85°C [185°F] or more for 60 minutes in a low during the operation (the first detection), the compressor stops once, turns to anti-restart mode for 3 minutes, and restarts after 3 minutes a

Member details

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Possible causes

3.If the liquid level of an accumulator AL=2 (overflow level) is detected more than 30 minutes after the heat source unit stops, and the operation described in step 1 above will start. 4.For 30 minutes after the stop of the heat source unit, preliminary errors will be displayed on the LED display. (1) Gas leak or refrigerant shortage (2) LEV failure on the indoor unit (3) SLEV failure (4) Discharge thermistor failure (TH1) (5) Input circuit failure of thermistor on the main board (6) Over-load operation

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.