Vi. service diagnosis – Twin Eagles AM-50BAE-AD User Manual

Page 36

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36

U1VA6060209

PROBLEM

CHECK

POSSIBLE CAUSE

REMEDY

[1] The icemaker will not
start

a) Power Cord

1. Loose connections

1. Tighten

2. Open circuit-damaged

2. Repair or replace

b) Power Switch

1. "OFF" position

1. Move to "ICE" position

2. Loose connections

2. Tighten

3. Bad contacts

3. Check for continuity and
replace

c) Supply Voltage

1. Too low

1. Rearrange power supply
connection to get enough
capacity

2. Power supply shared with
other equipment

2. Rearrange power supply
connection to get enough
capacity

d) Bin Control Thermostat

1. Ambient temperature too
cool

1. Increase ambient
temperature

2. Bad contacts or leaks in
bulb

2. Check for continuity and
replace

e) Heater

1. Open circuit-damaged at
low ambient temperature

2. Check for continuity and
replace

[2] Compressor will not start a) Compressor

1. Wiring to compressor

1. Check for loose
connection or open, and
replace

2. Coil winding opened

2. Check for continuity
between terminals and
replace

b) Protector

1. Bad contacts

1. Check for continuity and
replace

c) Starter

1. Bad contacts

1. Check for continuity and
replace

[3] Fan motor or pump
motor will not run

a) Wiring

1. Loose connections or
broken wire

1. Repair or replace

b) Fan Motor, Pump Motor

1. Coil winding opened

1. Replace

c) Fan Blade

1. Fan blade bound

1. Check and replace

d) Pump Motor Impeller

1. Defective or bound
impeller

1. Replace and clean

e) Pump Motor Capacitor

1. Defective

1. Replace

f) Electronic Controller

1. Defective

1. Replace

[4] Defrost cycle time is too
long

a) Thermistor

1. Out of position or loose
attachment

1. See "VII.10. Thermistor
for Cube Control"

2. Loose connections

2. Repair

b) Electronic Controller

1. Defective

1. Replace

[5] Hot gas valve will not
open

a) Wiring

1. Loose connectors or
broken wire

1. Repair or replace

b) Hot Gas Valve

1. Coil winding opened

1. Replace

VI. Service Diagnosis

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