Service & Parts Manual (Non Q) (2019, 2020, 2021, 2022)

2 PB
Table of Contents
INTRODUCTION 3
Important Safety Information 3
PERSONAL INJURY OR DEATH HAZARDS 4
New Kühl Control Options 6
Component Identication 7
Model and Serial Number Location 7
Model Number Reference Guide 8
Serial Number Reference Guide 9
SPECIFICATIONS 10
Refrigeration Systems Performance Data 10
Installation 12
Electrical Data 13
OPERATION 15
Airow Selection and Adjustment 15
User Interface 16
Wi-Fi Set Up Instructions 28
Control Panel 32
Remote Control 33
Unit 34
Refrigeration Sequence Of Operation 40
ROUTINE MAINTENANCE 41
Remove And Install The Front Cover 41
Standard Filter Removal / Installation Instructions 43
REMOVE AND INSTALL THE CHASSIS 45
R-410A SEALED SYSTEM REPAIR 47
Refrigerant Charging 48
Undercharged Refrigerant Systems 49
Overcharged Refrigerant Systems 50
Restricted Refrigerant System 51
Sealed System Method of Charging/ Repairs 52
COMPONENT TESTING 53
Hermetic Components Check 53
Reversing Valve Description And Operation 54
Testing The Reversing Valve Solenoid Coil 55
Checking The Reversing Valve 56
Replace The Reversing Valve 57
Touch Test Chart : To Service Reversing Valves 58
Compressor Checks 59
Compressor Replacement 61
Fan Motor 63
Capacitors 63
Heating Element 64
Drain Pan Valve 64
Testing the User Interface and Electronic Control Board 65
Thermistors Description 65
Electronic Control Board Identication 67
Replace the Electronic Control Board 68
Replace the User Interface 68
TROUBLESHOOTING 69
Cooling Sizing Guide 69
Diagnostic Codes 70
Troubleshooting Tips 71
WIRING DIAGRAMS 79
PARTS CATALOG 89
Available Accessories 107