Manitowoc Welbilt Indigo NXT QuietQube Manual page 123

Indigo NXT Ice Machine Troubleshooting
Symptom #4
Ice Machine Will Not Harvest - Freeze Cycle is Normal and Ice Cubes are Melted After Harvest
START
Is Ice Machine Level Ice
Are back of the cubes melted YES
NO
level?
Machine
at end of harvest cycle?
YES
NO
NO
Is water flowing over the Refer to Dump
evaporator in the first 45 seconds YES Valve
of harvest? Diagnostics
Does ice remain frozen to the
YES
evaporator at the end of the
harvest cycle?
Refer to Symptom
NO
#2 Freeze Cycle
Operation
Analysis Table
Is the evaporator dirty or damaged?
(Dry evaporator first then check)
Dents, loose partitions or
plating issues
NO
YES
Discharge line temperature is greater than Are ice thickness, cycle times
YES
150ºF at the end of the freeze cycle? and slab weights correct?
NO
Note: Ice weight (Hollow Cubes) can result in a long harvest and melting out.
Refer to Manual
Refer to Heavily Scaled Refer to Symptom #2 Freeze
Cleaning Procedure
Cleaning Procedure Cycle Operational Analysis Table
123
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