6 Part Number 80-1479-3 7/10
Removal from Service/Winterization . . . 57
Self-Contained Air-Cooled Ice Machines 57
Water-Cooled Ice Machines . . . . . . . . 58
Remote Ice Machines . . . . . . . . . . . . . 58
Sequence of Operation
Self Contained Air or Water Cooled . . . . 59
Single & Quad Evaporator Models . . . 59
Safety Timers . . . . . . . . . . . . . . . . . . . . . . 64
Safety Limits . . . . . . . . . . . . . . . . . . . . . . 65
Remotes . . . . . . . . . . . . . . . . . . . . . . . 72
Troubleshooting
Safety Limits . . . . . . . . . . . . . . . . . . . . . . 81
Quad Evaporator Machines Only . . . . 82
Analyzing Why a Safety Limit Stopped the
Ice Machine . . . . . . . . . . . . . . . . . . . . 84
Safety Limit #1 . . . . . . . . . . . . . . . . . . 85
Safety Limit #2 . . . . . . . . . . . . . . . . . . 86
Safety Limit #3 . . . . . . . . . . . . . . . . . . 87
Control Board Testing . . . . . . . . . . . . . . . 88
Control Board Test Cycle . . . . . . . . . . 88
Troubleshooting By Symptom . . . . . . . . 89
Symptom #1 Ice Machine will not run . 90
Compressor Electrical Diagnostics . . . 92
Symptom #2 Low Productionand/or Long
Freeze Cycle . . . . . . . . . . . . . . . . . . . . 94
Symptom #2 - Freeze Cycle Refrigeration
System Operational Analysis Tables . 96
Freeze Cycle Refrigeration System Opera-
tional Analysis Table Procedures . . . . 105
Harvest Problems . . . . . . . . . . . . . . . . . . 126
Symptom #3 Ice Will Not Harvest, Cubes
Are Not Melted . . . . . . . . . . . . . . . . . . 127
Symptom #3 - Traditional Remotes Only
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 129
Symptom #4 Will Not Harvest, Cubes Are
Melted . . . . . . . . . . . . . . . . . . . . . . . . . 131
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