
Low ice Making Capacity - Water Cooled
Long freeze cycle
Water leak
Check purge valve, check
curtain
Water inlet valve leaks through Check inlet valve
Low on refrigerant
Add refrigerant, if cycle time
drops, check for leak
Incorrect superheat
Check evaporator superheat, if
significantly low or high,
replace TXV
Long Harvest Cycle
Dirty evaporator De-scale water system
No harvest assist Check harvest assist solenoid
Bridge thickness too big
Check and adjust bridge
thickness
Machine in very cool ambient Increase room temperature
False bin full signal
Ice jammed in between curtain
and sump
Clear ice away
Curtain does not close correctly Check curtain for proper swing
September 2006 Page 50
Problem Likely Cause Probable Solution
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