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Technical Service Diagnosis
Symptom
Low ice making capacity
Unit will not shut off
Ice size incorrect
Ice formation uneven
Makes excessive noise
Water in bin
Ice melted together
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Probable Cause
Dirty air cooled condenser
Dirty fan blade
Water valve does not shut off
tightly
Scale on the evaporator surface
Unit in a very warm room
Ice level control failure
Evaporator thermistor failure
Water distributor restricted
Cutter grid failure
Components contacting
Fan blade bent
Fan or pump motor bearing
failure
Drain plugged
Drain pump failed
Low amount of ice used
July 1999
p: 707.737.1100
Page 19
Product Code: AHT9KCSW45A1A
Possible Correction
Clean condenser coil
Clean fan blade
Check/replace inlet water valve
Clean the ice machine's water
system
Less ice will be made in
temperatures over 90
Check to see if it is unplugged
from the control box, if its
plugged in, check resistance
levels given on next page
Check to see if it is unplugged
from the control box, if its
plugged in, check resistance
levels given on next page
Clean the ice machine's water
system
Replace grid
Check & adjust position of tubes
and panels
Check & replace fan blade
Locate noise, unplug motor to
confirm. Replace worn
component.
Clean out drain
Check/replace pump
Remove ice
Page 10 of 15
CSW45
o
F.
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