Part Number STH025 11/16 183
ICE MACHINE DOES NOT CYCLE INTO HARVEST
Will not harvest symptoms
• Low ice production
• Thick ice in bin
• Large sheet of ice on evaporator
• Harvest cycle doesn’t start
• Freeze cycles are longer than published cycle times
If ice is on the evaporator initiate a manual harvest cycle
by performing the following keystrokes.
• Press Menu
• Scroll down to Service and press right arrow
• Scroll down to Manual Harvest and press right arrow -
A new freeze cycle will start after the manual harvest
cycle is complete.
NOTE: Ice must be off the evaporator before starting the
procedure.
1. Disconnect the ice thickness probe from the control
board and turn ice machine off, then reboot the
control board by disconnecting and reconnecting
line voltage to the ice machine.
2. Wait six minutes into the freeze cycle (timing starts
when the water pump energizes).
• Ice Machine cycles into harvest normally -
• Ice machine will not cycle into harvest - Replace
control board.
Pass Ice machine cycles into harvest
Perform 6 steps in “Ice Machine Cycles into Harvest
Before ice Contacts the Ice Thickness Probe” on page
181 to test ice thickness probe and control board.
Fail Ice machine will not cycle into harvest
Replace control board
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