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CONTENTS
Contents
1. Content s………………………………………………… ……………………….….…. 1
2. Safety Precautions……………………………………………………………… . .…...2
3. S pecifications…………………………………………………………………………….4
4. Part s Identification………………………………………………………......................6
Features…….………………………………………………..………….......................7
Net Dimension………………… ……..………..….…………………………………...8
Installation……………………..….…………………….….……………………………9
5. Disassembly …………..………………………………....…………...…………………12
The Door………..………………………………………….. ……. ………………….12
The Fans…...……………………………………..…………..….………………...….12
The Light and Display Panel……………..……..……………..…..………………...13
The Main Control Panel…………………………………….…...……………………22
6. Control and Display System…………………………………………….……………16
Control and Display Panel…………………………………………...………………16
Function Schedule……….………………………………………….....................…16
Function Adjustment and Control Principles..……………………...………………16
Failure Code Display…………………………..……………………..………………18
7. Refrigerat ion Principles……………………………………………………….………19
Refrigeration Flow System Chat…………………………………………………….19
Compressor’s Starting and Stopping Control………………………………………20
The Heaters’ Working Control……………………………………………………….20
8. Circuit Diagram…………………………………..…………………..…………………21
Circuit Diagram…………….……………………………………..…………………...21
Displ ay Diagram……………………..……………………………………………..…22
9. T rouble Shooting……………………………………………………………………….23
Cleaning and Maintenance………………………………………………………..…23
Normal Problems…………………………………………………………………...…26
Compressor doesn’t start…………………………………………………...............29
Poor Cooling…………………………………………………………………….……..30