Haier DW-40L92 Service Manual

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Haier DW-40L92 Service Manual Manual pdf 22 page image

22 / 25【How to deal with poor cooling】High-temperature stage fan isnormalLow-temperature stage fan isnormalRefrigerator temperature ≥ high temperaturealarm set temperature (high temperaturealarm set temperature ≥ run set temperature+5 ° C)Check the power is normalCheck the fan and thecontrol circuitCheck the fan and thecontrol circuitCheck the compressorand control circuitCheck whether there is a refrigerant leakage, repair leakageHigh temperature alarmLights flashingCheck the display board LEDlights and control circuitAfter 15 minutes flashingalarm, sound alarmCheck the control panelbuzzer and control circuitsTest Input voltage display isnormalCheck the compressor andcontrol circuitLow‐temperature stagecompressor is normalHigh-temperature stagecompressor is normal

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