Revision Date – 15/07/2020 page 1
TABLE OF CONTENTS
1INTRODUCTION .................................................................................................................. 2
1.1 General information .................................................................................................... 2
1.2 How to use this manual .............................................................................................. 2
1.3 Contact information .................................................................................................... 2
2WARRANTY ........................................................................................................................ 3
2.1 ARB Fridge Freezer Limited Warranty ....................................................................... 3
2.2 Warranty procedure for service agents ...................................................................... 3
3STANDARD SERVICE/WARRANTY TIMES ....................................................................... 4
4SPARE PARTS .................................................................................................................... 5
4.1 Spare parts list ........................................................................................................... 5
4.2 Spare parts exploded drawing .................................................................................... 6
4.3 Minimum stocked spare parts .................................................................................... 7
5TOOLS REQUIRED ............................................................................................................. 8
5.1 Basic servicing ........................................................................................................... 8
5.2 Servicing the refrigeration system .............................................................................. 8
6TROUBLESHOOTING ......................................................................................................... 9
6.1 Check light codes. ...................................................................................................... 9
6.2 DC Power Supply ..................................................................................................... 10
6.3 AC Power Supply ..................................................................................................... 14
6.4 Cooling ..................................................................................................................... 15
6.5 General .................................................................................................................... 18
6.6 Battery Protection Settings ....................................................................................... 19
7FAULT FINDING FLOW CHARTS .................................................................................... 20
7.1 Fridge will not run on 100-240V AC power ............................................................... 20
7.2 Fridge will not run on 12/24V DC power ................................................................... 21
8CHECKS AND TESTS ....................................................................................................... 22
8.1 Vehicle wiring system ............................................................................................... 22
8.2 Test AC Rectifier ...................................................................................................... 25
8.3 Test Compressor control unit – 12/24V DC .............................................................. 28
8.4 Test Thermistor ........................................................................................................ 30
8.5 Adjust internal temperature correlation .................................................................... 31
9SERVICE AND REPAIR .................................................................................................... 32
9.1 Handles – Replace ................................................................................................... 32
9.2 Corner Columns – Replace ...................................................................................... 33
9.3 Front Cover – Replace ............................................................................................. 34
9.4 Control Panel Circuit Board – Replace. .................................................................... 37
9.5 Compressor control unit – Replace .......................................................................... 38
9.6 Main circuit board - Replace..................................................................................... 39
9.7 Compressor base plate – Replace ........................................................................... 41
9.8 AC Rectifier - Replace .............................................................................................. 43
9.9 Cooling Fan - Replace ............................................................................................. 45
9.10 Thermistor – Replace ............................................................................................... 46
9.11 Plug fuse (12/24V DC) - Replace ............................................................................. 48
9.12 Device fuse (100-240V AC) - Replace ..................................................................... 48
10 SERVICE BY REFRIGERATION MECHANIC ................................................................... 49
10.1 Compressor recharge information ............................................................................ 49
10.2 Leaks in the refrigerant system. ............................................................................... 49
11 WIRING .............................................................................................................................. 50
11.1 Wiring diagram (Single Zone)................................................................................... 50
11.2 Wiring diagram (Dual Zone) ..................................................................................... 51
