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PROBLEM
[6] Water supply
never stops or is
too much.
[7] Tray will not go
down. (Freeze
cycle never
ends.)
[8] Tray will not go
up to the
horizontal
position.
(Defrost cycle
never ends.)
[9] Tray keeps on
going up and
down.
[10] Hot gas will not
flow or stop.
POSSIBLE CAUSE
a) Water supply
line
b) Water valve
c) Microswitch-4
a) Relay-2, relay-3
b) Microswitch-5
c) Synchronous
Motor-1
d) Synchronous
Motor-2
a) Relay-2, relay-3
b) Thermostat-1
c) Hot gas
d) Synchronous
motor-1
a) Microswitch-5
b) Thermostat-2
c) Relay-3
d) Icemaking water
supply
e) Agitating plate
f) Cam (B)
g) Microswitch-2
h) Synchronous
motor-1
a) Hot gas valve
1. Water supply pressure
too high or too low.
1. Clogged with foreign
matter.
1. Inoperative with
microswitch-4 or cam
(A) not fixed securely.
2. Bad contacts.
1. Bad contacts.
1. Fused contacts.
2. Fixed too low and
cannot be switched on.
1. Coil winding opened.
1. Agitating motor not
running.
1. Bad contacts.
2. Coil winding opened.
1. Bad contacts.
2. Gas leak from
thermostat bulb.
1. Will not flow.
1. Coil winding opened.
2. Gear broken.
1. Bad contacts.
2. Fixed too high and
easily switched off.
1. Bad contacts.
2. Gas leak from
thermostat bulb.
1. Bad contacts.
1. Too little.
1. Obstructed in rising
action and
microswitch-5 operates.
1. Obstructed in rotation
and microswitch-5
operates.
1. Inoperative with the
switch itself or cam (A)
not fixed securely.
2. Bad contacts.
1. Gear broken.
1. Coil winding opened.
2. Defective.
33
REMEDY
1. Get recommended
pressure.
1. Replace.
1. Fix in place and check for
proper switching action.
2. Replace.
1. Replace.
1. Replace.
2. Fix in proper position.
1. Check for proper voltage
and replace.
1. See [12].
1. Replace.
2. Replace.
1. Replace.
2. Replace.
1. See [10].
1. Check for proper voltage
and replace.
2. Replace.
1. Replace.
2. Fix in proper position.
1. Replace.
2. Replace.
1. Replace.
1. See [5].
1. Keep away from
surrounding parts
(refrigerant lines and
thermostat).
1. Keep away from
surrounding parts
(refrigerant lines and
thermostat).
1. Fix in place and check for
proper switching action.
2. Replace.
1. Replace.
1. Replace.
2. Replace.
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