8 Part Number Preliminary 6/11
Operational Checks . . . . . . . . . . . . . . . . . 107
General . . . . . . . . . . . . . . . . . . . . . . . . 107
Ice Thickness Check . . . . . . . . . . . . . 108
Sequence of Operation . . . . . . . . . . . . . . 109
Self Contained Air or Water Cooled . . 109
Remote Condenser . . . . . . . . . . . . . . 117
QuietQube® Models . . . . . . . . . . . . . . 123
Initial Start-Up or Start-Up After
Automatic Shut-Off . . . . . . . . . . . . . . . 123
Freeze Sequence . . . . . . . . . . . . . . . . 124
Harvest Sequence . . . . . . . . . . . . . . . 125
Automatic Shut-Off . . . . . . . . . . . . . . . 126
Restart After Automatic Shut-off . . . . . 126
Safety Timers . . . . . . . . . . . . . . . . . . . 131
Water Assist Harvest Feature . . . . . . . 131
Troubleshooting
Safety Limits . . . . . . . . . . . . . . . . . . . . . . 133
Analyzing Why a Safety Limit Stopped the
Ice Machine . . . . . . . . . . . . . . . . . . . . 134
Safety Limit #1 . . . . . . . . . . . . . . . . . . 135
Safety Limit #2 . . . . . . . . . . . . . . . . . . 136
Troubleshooting By Symptom . . . . . . . . 139
Symptom #1 Ice Machine will not run . 141
Diagnosing a Condensing Unit
That Will Not Run . . . . . . . . . . . . . . . . 145
Compressor Electrical Diagnostics . . . 146
Symptom #2 - Self-contained Air, Water &
Remote Condenser Models . . . . . . . . 148
Symptom #2 - Freeze Cycle Refrigeration
System Operational Analysis Tables . 150
Symptom #3 Harvest Problems
Self-contained Air, Water & Remote Con-
denser Models . . . . . . . . . . . . . . . . . . 180
Symptom #3 Self-Contained Air or Water-
cooled . . . . . . . . . . . . . . . . . . . . . . . . . 181
Symptom #3 - Remote Condenser . . . 183
Symptom #4 Self-Contained Air, Water-
cooled or Remote . . . . . . . . . . . . . . . . 185
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