Haier DW-86L338 Service Manual Download

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Content

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Designation ........................................................................................................................................... 5

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Introduction to product features ............................................................................................................ 6

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Product appearance ............................................................................................................................... 7

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Parts layout .......................................................................................................................................... 14

1. Display structure ........................................................................................................................... 14
2. Box structure ................................................................................................................................. 14
3. Electronic structure ....................................................................................................................... 17
4. System architecture....................................................................................................................... 20

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Cooling unit parts ................................................................................................................................. 21

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Refrigeration circuits ............................................................................................................................ 22

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Circuit diagram .................................................................................................................................... 23

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Connections on Main PCB ................................................................................................................... 25

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Specifications of sensor ....................................................................................................................... 26

1. The value of the probe resistance varies with temperature (probe type: NTC) ............................. 26
2. The value of the probe resistance varies with temperature (probe type: PT100) .......................... 27

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Detailed technical data of the product .................................................................................................. 28

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product nameplate ............................................................................................................................... 29

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Transportation and Installation ............................................................................................................. 30

1. Transportation of the product and removal of package ................................................................. 30
2. The product enters the placement room ........................................................................................ 31
3. Product installation and matters needing attention ........................................................................ 32

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Specifications of LCD panel ................................................................................................................. 35

1. Unlock ........................................................................................................................................... 35
2. Temperature setting ....................................................................................................................... 35
3. High Temperature Alarm ................................................................................................................ 36
4. Low Temperature Alarm ................................................................................................................ 36

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Indicating of working status of display panel ........................................................................................ 37

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Indication of alarm status ..................................................................................................................... 38

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Setting of special functions .................................................................................................................. 40

1. Setting of password value ............................................................................................................. 40
2. Setting of start delay...................................................................................................................... 40
3. Calibration function ....................................................................................................................... 40
4. Control of condensate fan ............................................................................................................. 40