Service Analysis; Unit Will Not Run; Compressor Cycles Intermittently; Making Wet Ice - Cornelius 200 Service Manual

Trouble

UNIT WILL NOT RUN

COMPRESSOR CYCLES
INTERMITTENTLY.

MAKING WET ICE.

*NOTE: Special care must be used with R404a (HP62) charged systems using (POE) Polyolester oil. The
refrigeration system must not be open longer than 15 min., and the appropriate drier must be used due
to the moisture absorption properties of the POE oil.
UNIT RUNS BUT MAKES NO
ICE.
166240010

SERVICE ANALYSIS

Probable Cause
A. On--off switch in " off"position.
B. Defective on--off switch.
C. Blown fuse.
D. Thermostat set too warm for
ambient.
E. Power relay contacts corroded. E.
F. Defective thermostat.
G. Loose electrical connection.
H. Gearmotor overload protector
has cut off machine.
A. Low voltage
B. Dirty condenser
C. Air circulation restricted
D. Defective condenser fan motor
E. Defective relay, overload
protector or starting capacitor.
F. Loose electrical connection
A. Surrounding air temperature
too high
B. High water level in float
reservoir
C. Dirty condenser
D. Faulty compressor
E. Refrigerant leak
F. " O"ring leaking at bottom of
evaporator shell
A. Leak in refrigerant system
B. Moisture in system
C. No water
D. " O"ring leaking at bottom of
evaporator shell
E. Compressor not running
18
Remedy
A. Turn switch to " on" .
B. Check and replace.
C. Replace fuse and check for cause
of blown fuse.
D. Adjust colder.
Check and clean.
F. Check and replace.
G. Check wiring.
H. Turn switch to off then to on.
A. Check line voltage
B. Clean condenser
C. Remove restriction
D. Check and replace
E. Check and replace
F. Check wiring
A. Correct or move unit
B. Lower water level, see page 6
C. Clean condenser
D. Check and replace*
E. Check and repair
F. Check and replace
A. Check and repair
B. Check, dehydrate and add drier to
system
C. Check water supply
D. Check and replace " O"ring
E. Check and replace " O"ring