General Information; General Guideline - Haier CHM9BPL3 Service Manual

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SERVICE MANUAL
3-1. Unpacking ························································································· 6
3-2. Adjusting ··························································································· 6
3-3. Electrical Requirement ········································································· 7
3-4. Operating ·························································································· 7
3-5. Cleaning ·························································································· 7
4. Disassembly ···························································································· 8
4-1. Door assembly (Door, hinge, hinge cover) ··············································· 8
4-2. Compartment Grill assembly ································································· 9
4-4. Thermostat assembly ·········································································· 9
5. Control and display system ······································································· 10
5-1. Control and display panel ····································································· 10
5-2. Starting the Freezer············································································· 11
6. System flow principle ··············································································· 12
6-1. Refrigeration flow chart ········································································ 12
6-2. Refrigeration flow scenograph ······························································· 13
7. Circuit diagram ························································································ 14
7-1. Brief principle diagram ········································································· 14
8. Trouble shooting ······················································································ 15
8-1. Normal phenomena ············································································· 15
8-2. Abnormal phenomena ·········································································· 17
8-2-2. Poor cooling············································································· 18
9. Electrical parts specifications ···································································· 19
Chapter 1 General Information
1-1. General Guidelines
When servicing, observe the original lead dress. If a short circuit is found, replace all parts which have
been overheated or damaged by the short circuit.
such as insulation barriers, insulation papers shields are properly installed.
following leakage current checks to prevent the customer from being exposed to shock hazards.
1) Leakage Current Col
2) Leakage Current Hot Check
3) Prevention of Electro Static Discharge (ESD) to Electrostatic Sensitive
··································································· 17
d Check
After servicing, see to it that all the protective devices
1
After servicing, make the
1

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