PROBLEM POSSIBLE CAUSE TEST / ACTION
B. Ice machine operates,
but will not make ice
(Continued)
C. Ice machine operates,
makes ice, but cubes do
not release from mold
No airflow through condenser
Hot gas valve stuck open
Electrical problem at compressor
Sealed system problem.
Mineral scale build up in ice making
system.
Harvest time too short (should be
approximately 3 - 3-1/2 minutes).
Hot gas valve does not open during
harvest cycle
Cube size control will not close
a. Check for obstructions in vents of kick-
plate. Move/clear obstruction.
b. Check for dirty condenser. Clean con-
denser.
c. Check for loose or broken condenser
fan blade. Repair or replace blade.
d. Check for loose or disconnected wiring
to condenser fan motor. Repair bad
wiring.
e. Check operation of condenser fan
motor. Replace if defective.
Check operation of hot gas valve.
Replace valve and drier if valve is defec-
tive.
a. Check for loose or disconnected wiring
to compressor electricals. Repair bad
wiring.
b. Check operation of overload and relay.
If defective, replace.
a. If power is at compressor and com-
pressor electricals are good, but com-
pressor will not run, replace compres-
sor and drier.
b. Inspect sealed system for leaks,
restrictions or inefficient compressor
by observing frost patterns and feel
tubing for irregular temperatures.
Repair or replace components as
needed.
See Cleaning the Ice Making System
instructions in Maintenance, Cleaning and
Adjustment section of manual.
Lengthen harvest time setting at cycle
timer if too short.
a. Check for loose or disconnected wiring
to hot gas valve. Repair bad wiring.
d. Check operation of hot gas valve, it
may be stuck closed. Replace valve
and drier if valve is defective.
Check operation of cube size control.
Replace control if defective. NOTE:
Cube size control will not close if sealed
system is low on freon. Check sealed
system too.
Troubleshooting Guide
Model 315I (UC Ice Maker)
7-4
#3757320 - Revision B - August, 2005
To Next Page
Loading...
