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www.welbilt.com 800-225-9916 2
Table of Contents
Safety Information ...................................................................................................................... 3
Receiving Inspection ................................................................................................................... 4
Locating and Mounting Condensing Units ...............................................................................4-6
Locating and Mounting Evaporator Coils .................................................................................6-7
Wiring ......................................................................................................................................... 8
Piping ..................................................................................................................................... 8-13
Leak Test ............................................................................................................................. 14-15
Evacuation ........................................................................................................................... 15-16
Refrigerant Charging ................................................................................................................. 16
Suction/Liquid Line Sizing Chart ............................................................................................... 17
Operational Start-Up ........................................................................................................... 18-20
Compressor Superheat ............................................................................................................. 21
Evaporator Superheat ......................................................................................................... 22-23
Thermostat ........................................................................................................................... 24-28
Electric Defrost Timer ................................................................................................................ 29
Maintenance ............................................................................................................................ 30
Troubleshooting Charts ........................................................................................................ 31-33
ArcticFox Local Area Dashboard & Alarms (LDA): .................................................................... 34
ArcticFox LDA Kit ...................................................................................................................... 34
ArcticFox LDA Back Label ........................................................................................................ 35
ArcticFox LDA Side View .......................................................................................................... 35
ModBus Configuration .......................................................................................................... 36-38
Installing The ArcticFox LDA: Option 1 ...................................................................................... 39
Installing The ArcticFox LDA: Option 2 ...................................................................................... 39
Installing The ArcticFox LDA: Option 3 ...................................................................................... 40
Using the ArcticFox Flash Drive For Data Logging The ArcticFox LDA ..................................... 40
Accessing The Local Dashboard .......................................................................................... 41-58
Evaporator Troubleshooting ...................................................................................................... 59
Condensing Unit Troubleshooting ........................................................................................ 60-61
Wiring Diagrams .................................................................................................................. 62-76
Condensing Unit 208-230/1/60 .............................................................................................. 62
Condensing Unit 208-230/3/60 .............................................................................................. 63
Condensing Unit 460/3/60 ..................................................................................................... 64
Condensing Unit Medium Temp (MZ) Scroll 208-230/1/60 .................................................... 65
Condensing Unit Medium Temp (MZ) Scroll 208-230/3/60 .................................................... 66
Condensing Unit Low Temp (LZ) Scroll 208-230/1/60 ........................................................... 67
Refrigeration System Low Temp (LZ) Scroll 208-230/1/60 .................................................... 68
Condensing Unit Low Temp (LZ) Scroll 208-230/3/60 ........................................................... 69
Refrigeration System Low Temp (LZ) Scroll 208-230/3/60 .................................................... 70
Air Defrost Evaporator 115/1/ ................................................................................................ 71
Air Defrost Evaporator 208-230/60/1 ..................................................................................... 72
Air Defrost with 2 Evaporators 115/1/60 ............................................................................... 73
Air Defrost with 2 Evaporators 208-230/60/1 ......................................................................... 74
Electric Defrost Evaporator 208-230/1/60 .............................................................................. 75
Electric Defrost with 2 Evaporators 208-230/1/60 .................................................................. 76
System Start-Up Data Sheet ................................................................................................ 77-80
Warranty Information................................................................................................................. 81
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