Low Ice Making Capacity - Remote
Long freeze cycle
Dirty condenser
Clean condenser
Hot ambient
Check condenser inlet temp.
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
Fan(s) cycle on and off
Check pressures fans cycle at.
Replace fan pressure switch if
too low
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 55
Problem
Likely Cause
Probable Solution