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Problem Possible Cause Remedy
[1] Abnormal noise a)Fan Motor 1. Bearing worn out. 1. Replace.
2. Fan blade deformed. 2.Replace fan blade.
3. Fan blade does not
move freely.
3. Replace.
b)Compressor 1. Bearings worn out, or
cylinder valve broken.
1. Replace.
2. Mounting pad out of
position.
2. Reinstall.
c) Refrigerant Lines 1. Rub or touch lines or
other surfaces.
1. Replace or separate.
d)Gear Motor 1. Bearing or gear worn
out / damaged.
1. Replace.
e)Evaporator 1. Low refrigerant
pressures.
1. Check charge, check for
possible leak, repair,
re-charge.
2. Expansion valve bad. 2.Replace.
3. Evaporator bad. 3. Replace.
4. Scale on inside wall of
freezing cylinder.
4. Use "SCALE AWAY" to
clean periodically. If the
water is found hard by
testing, install a softener.
[2] Overow from
reservoir (water does
not stop).
a)Water Supply 1. Water pressure too
high.
1. Install a pressure reducing
valve.
b)Water Valve 1. Diaphragm does not
close.
1. Clean or replace.
c) Float Switch 1. Bad contacts. 1. Check for continuity and
replace.
d)Water Control Relay 1. Bad contacts. 1. Replace
[3] Gear motor protector
operates frequently or
fuse blows frequently.
a)Power Supply Voltage 1. Too high or too low. 1. Connect the unit to a
power supply of proper
voltage.
b)Evaporator Assembly 1. Bearings or auger
worn out.
1. Replace bearings or
auger.
c) Bin Control 1. Bad contacts. 1. Check for continuity and
replace.
2. Actuator does not
move freely.
2. Clean shaft and its
corresponding holes or
replace bin control.
V. Removal and Replacement of Components