SERVICE MANUAL
Model
：
CHM320PB1 CHM320PS1 CHM430PB1
2
Issue
2017-7-17
REV
Ref1707S017V0
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
Chapter 3 Installation, adjustments and maintenance .......................................................................... 6
3-1. Installation ..................................................................................................................................... 7
3-2 Defrosting and Draining .................................................................................................................. 7
3-3 Cleaning the Freezer ...................................................................................................................... 8
Chapter 4 Disassembly ....................................................................................................................... 10
4-1. Door assembly (Door, hinge, hinge cover) .................................................................................. 10
4-2. Compartment Grill assembly ....................................................................................................... 10
4-3. Control panel assembly (Panel, cover board, knob, indicator light) ............................................. 10
4-4. Thermostat assembly .................................................................................................................. 11
4-5.Disassemble the handle ............................................................................................................... 12
4-6.Disassemble the fan ..................................................................................................................... 12
Chapter 5 Control and display system ................................................................................................ 13
5-1. Control panel ............................................................................................................................... 13
5-2. Starting the Freezer ..................................................................................................................... 13
Chapter 6 System flow principle ......................................................................................................... 14
6-1. Refrigeration flow chart ................................................................................................................ 14
6-2. Refrigeration flow scenograph ..................................................................................................... 15
Chapter 7 Circuit diagram ................................................................................................................... 15
7-1. Brief principle diagram ................................................................................................................. 16
Chapter 8 Trouble shooting ................................................................................................................ 17
8-1. Normal phenomena ..................................................................................................................... 17
8-2. Abnormal phenomena.................................................................................................................. 19
