Haier HRF520FS User Manual

2
SERVICE MANUAL
Contents
Chapter 1 General Information .................................................................................................................... 3
1-1. General Guidelines .................................................................................................................................. 3
1-2. Insurance test .......................................................................................................................................... 3
1-3. How to read this Service Manual ............................................................................................................. 4
Chapter 2 Product Feature ........................................................................................................................... 5
2-1. Specifications ........................................................................................................................................... 5
2-2. External views .......................................................................................................................................... 6
2-3. Major features .......................................................................................................................................... 7
2-4. Explanation of The Models ...................................................................................................................... 7
Chapter 3 Disassembly and Installation ..................................................................................................... 8
3-1 Disassembly of relative components such as refrigerator/ freezer air duct, freezer fan and lamps ......... 8
3-2 Door Reversibility .................................................................................................................................... 14
Chapter 4 The Preparation Before Use .................................................................................................. 19
4-1 Space requirement .................................................................................................................................. 19
4-2 Ventilation cross-section ...................................................................................................................... 19
Chapter 5 System flow principle ............................................................................................................... 20
5-1 Refrigerating cycle plan .......................................................................................................................... 20
5-2 Sensor layout plan ............................................................................................................................... 22
Chapter 6 Circuit diagram .......................................................................................................................... 23
6-1. Brief principle diagram ........................................................................................................................... 23
6-2. Main control Chart ................................................................................................................................. 24
6.3 Operating principle, parameters and testing method of sensors (forced start, forced defrosting, ice
maker testing) ............................................................................................................................................... 24
Chapter 7 Control and display system ..................................................................................................... 28
7-1 Control and display panel ....................................................................................................................... 29
7-2 Function adjustment ............................................................................................................................... 30
Chapter 8 Quick check and Self-test model ............................................................................................. 33
Chapter 9 Trouble shooting ....................................................................................................................... 38
9-1. Symptom: No freezing ........................................................................................................................... 38
9-2. Symptom: no shutdown ......................................................................................................................... 39
9-3. Symptom: Poor freezing ........................................................................................................................ 40
9-4. Symptom: No starting when powering on .............................................................................................. 41
9-5. Symptom: no defrosting ......................................................................................................................... 42

Haier HRF520FS Specifications

General

Brand	Haier
Model	HRF520FS
Category	Refrigerator
Language	English