Haier BFQ50 Service Manual - Service Manual
SERVICE MANUAL
Mod
el: BFQ50
2
Issue 2012-12-27
Rev.
Ref1212S006V0
Contents
Table of Contents ···································································································· 2
1. General Information ···························································································· 3
1-1.General guideline ·························································································· 3
1-2. important notice ···························································································· 3
1-3. How to read this Service Manual ·································································· 4
2. Product Feature ··································································································· 5
2-1. Specifications ································································································ 5
2-2. External views ······························································································· 6
3. Installation, adjustments and maintenance ······················································ 7
3-1. Installation ····································································································· 7
3-2. Defrosting and draining ················································································· 7
3-3. Cleaning the freezer······················································································ 8
4. Disassembly ········································································································· 9
4-1. Door assembly (Door, hinge, hinge cover) ··················································· 9
4-2. Compartment Grill assembly ········································································ 9
4-3. Control panel assembly (Panel, cover board, knob, indicator light) ············· 10
4-4. Thermostat assembly ·················································································· 11
5. Control and display system················································································ 12
5-1. Control and display panel ············································································ 12
5-2. Starting the Freezer
····················································································· 12
6. System flow principle ························································································· 13
6-1. Refrigeration flow chart ··············································································· 13
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