Haier DW-25L300, Руководство по обслуживанию

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Inspection and Maintenance Process for Typical Error
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Problem points Reason analysis Maintenance measures
1. the press can not start 1. The fuse is burned out. Change the fuse
2. Connecting parts of cabinet is
damaged. Change socket connector.
3. The connecting line for electric
cabinet is not in right position. Install correctly after inspection.
4. The temperature controller is in
error. Adjust parameters. If the
temperature controller is
damaged, change it.
5. The starter or thermal protector
is damaged. Change the starter or thermal
protector.
6. The press is in error. Change press.
2. High temperature inside the
refrigerator 1. The set temperature is high. Reset
2. The freezing agent is leaking. Find leaking point and weld. Refill
freezing agent.
3. The temperature controller is
damaged. Change the temperature
controller.
4. The capillary or system is dirt
and stopped. Clean capillary or change filter.
3. The screen
doesn’t display
temperature.
It displays
F1. 1. The temperature-sensing probe
is in short or open circuit. Inspect the temperature sensing
probe.
2. Without temperature sensing
probe. Install temperature sensing probe.
4. Big noise 1. The refrigerator is not even. Change position of the refrigerator.
2. Sympathetic vibration between
pipelines or refrigerators when
press operating. Clear up the pipelines to avoid
sympathetic vibration.
3. Fan and fan bracket is loosen. Re-fix
3. Connection bolts of the press is
loosened. Tight the inner connecting bolts.