Haier DW-40L92 Service Manual

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Haier DW-40L92 Service Manual Manual pdf 19 page image

19 / 25【Inspection and Maintenance Process for Typical Error】Problem points Reason analysis Maintenance measures1. the press can not start 1. The fuse is burned out. Change the fuse2. Connecting parts of cabinet isdamaged.Change socket connector.3. The connecting line for electriccabinet is not in right position.Install correctly after inspection.4. The temperature controller is inerror.Adjust parameters. If thetemperature controller isdamaged, change it.5. The starter or thermal protectoris damaged.Change the starter or thermalprotector.6. The press is in error. Change press.2. High temperature inside therefrigerator1. The set temperature is high. Reset2. The freezing agent is leaking. Find leaking point and weld. Refillfreezing agent.3. The temperature controller isdamaged.Change the temperaturecontroller.4. The capillary or system is dirtand stopped.Clean capillary or change filter.3. The screendoesn’t displaytemperature.It displaysF1.1. The temperature-sensing probeis in short or open circuit.Inspect the temperature sensingprobe.2. Without temperature sensingprobe.Install temperature sensing probe.4. Big noise 1. The refrigerator is not even. Change position of the refrigerator.2. Sympathetic vibration betweenpipelines or refrigerators whenpress operating.Clear up the pipelines to avoidsympathetic vibration.3. Fan and fan bracket is loosen. Re-fix3. Connection bolts of the press isloosened.Tight the inner connecting bolts.

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