Haier HB21FWRSS - Guarantee and Customer Service; Safety and Accessibility Advice

SAFETY PRECAUTIONS----------------------------------------------------------------1-2
SPECIFICATIONS--------------------------------------------------------------------------3-4
PARTS IDENTIFICATIONS--------------------------------------------------------------5
DISASSEMBLY------------------------------------------------------------------------------6-12
CONTROL AND DISPLAY SYSTEM--------------------------------------------------13-18
Control and Display Panel---------------------------------------------------------13
Function Adjustment and Control Principle------------------------------------14-18
REFRIGERATION PRINCIPLE----------------------------------------------------------19
System Flow Chart-------------------------------------------------------------------19
System Flow Scenograph ---------------------------------------------------------19
CIRCUIT DIAGRAM ------------------------------------------------------------------------20
Brief Principle Diagram-------------------------------------------------------------20
Connect Diagram---------------------------------------------------------------------20
SENSOR AND MALFUNCTION CODE------------------------------------------------21
Introduce of Sensor Parts----------------------------------------------------------22
Malfunction Codes Problems------------------------------------------------------22
ELECTRICAL CONTROL PRINCIPLE-------------------------------------------------23
Overview--------------------------------------------------------------------------------23
Main Control Board of HB21T-----------------------------------------------------23
Air Escaper Controlling Pinciple--------------------------------------------------25
Ice Maker Control Principle--------------------------------------------------------25
Refrigerator Test Model-------------------------------------------------------------26
Fan motor Control---------------------------------------------------------------------27
Defrosting Control--------------------------------------------------------------------28
TROUBLE SHOOTING--------------------------------------------------------------------30-43
Normal Phenomena-not troubles for refrigerators---------------------------30
Troubles in Refrigerators and Their Remedies------------------------------30-32
Analysis of Troubles and Troubleshooting------------------------------------33-44
CONTENTS
Water Way Operation Instruction------------------------------------------------45-46