Water Leaks; Excessive Noise Or Chattering; Machine Runs With Full Bin Of Ice; Unit Off On Reset - Cornelius 200 Service Manual

Trouble

WATER LEAKS.

EXCESSIVE NOISE OR
CHATTERING.
MACHINE RUNS WITH FULL
BIN OF ICE.

UNIT OFF ON RESET.

UNIT GOES OFF ON RESET.

Probable Cause
A. Worn or bad float valve
B. Float and arm assembly stuck
C. " O"ring leaking at bottom of
evaporator shell
D. Storage bin drain and tubing
A. Mineral or scale deposits on
inside of evaporator shell
B. Intermittent water supply
C. Water level in float tank too
low
D. Auger gearmotor end--play or
worn bearings
E. Air lock in gravity water supply
line from float tank to
evaporator shell
A. Storage bin thermostat set too
cold
B. Bin thermostat thermowell out
of path of ice
A. Ice jams up in evaporator shell
B. Bin thermostat will not shut--off
machine. Set too cold.
C. Auger motor has worn
bearings
A. Ice chute out of alignment,
restricted ice flow out of
evaporator section
B. Ice chute center separator
bent restricting ice flow out of
evaporator section
C. Incoming water temperature
too cold
D. Bin thermostat does not
shut--off when bin is full of ice
E. Mineral or scale deposits on
inside of evaporator shell and
evaporator
F. Strips loose or missing on
inside of evaporator shell
G. Low ambient temperature in
room where unit is located
H. Gearmotor sticking which
causes it to draw excessive
amperage (over 2.0 amps)
19
Remedy
A. Check and replace
B. Check and replace
C. Check and replace
D. Check and repair
A. Remove and clean inside
surfaces by immersing evaporator
shell in ice machine cleaner
B. Check inlet water line
C. Check and adjust water level
D. Repair or replace
E. Check and adjust warmer
A. Check and adjust warmer
B. Adjust thermowell
A. Clean inside surface of
evaporator shell
B. Check and adjust or replace
C. Check and replace
A. Re--align
B. Replace ice chute
C. Maintain temperature above 50° F
D. Replace bin thermostat if
necessary
E. Inspect and clean
F. Inspect and replace evaporator
shell if necessary
G. Maintain temperature above 50°
H. Check amp draw of gearmotor
with an amprobe (1.7 amps)
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