Maytag MTB1502ARQ, Руководство по обслуживанию

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!
WARNING
To avoid risk of electrical shock that can cause death or severe personal injury, disconnect unit from power before
servicing unless tests require power. Discharge capacitors through a 10,000-ohm resistor before handling. Wires
removed during disassembly must be replaced on correct terminals to ensure proper grounding and polarization.
©2003 Maytag Appliances Company
A - 3 16022675
Shunt made of 14-gauge wire
3. Test points T and H will verify the bimetal
thermostat is open or closed.
• Force motor run by shunting T to H.
• If motor doesn't run, motor is faulty. Replace ice
maker.
• If motor does run, bimetal thermostat is faulty.
Replace ice maker.
NOTE: Make sure freezer temperature is cold enough
to close the bimetal thermostat.
4. Leave jumper in for half a revolution, then touch
heater mold.
• If mold feels warm, heater works properly.
• If mold doesn't feel warm, heater is faulty.
Replace ice maker.
5. Remove jumper and water valve will energize in
last half of revolution, if mold heater has not
failed.
NOTE: Make sure freezer temperature is cold enough
to close the bimetal thermostat.
M
ODULE
O
HMMETER
C
HECKS
(
NO POWER TO ICE MAKER
;
EJECTOR BLADES IN END
-
OF
-
CYCLE POSITION
)
T
EST
P
OINTS
C
OMPONENT
M
ODULE
P
OSITION
O
HMS
L & H Mold Heater Attached
to support
264
L & M Motor Separated
from heater
16,100
M
ODULE
V
OLTAGE
C
HECKS WITH
M
ETER OR
T
EST
L
IGHT
(
POWER TO ICE MAKER
)
T
EST
P
OINTS
C
OMPONENT
L
INE
V
OLTAGE
0
VOLTS
L & N Module Power OK No Power
T & H Bimetal Open Closed
L & H Heater On Off
L & M Motor On Off
N & V Water Valve On Off
Disassembly
NOTE: Mold & heater assembly, module assembly,
support assembly and thermostat are not
replaceable. If any of those components are
faulty, ice maker must be replaced as a unit.
1. Snap plastic cover off module.
2. Pull shut-off arm out back of support assembly.
NOTE: When reassembling unit, be sure to push shut-
off arm as far as it will go into bushing in back
of support assembly.
3. At side of mold & heater assembly, pull thermal
fuse out of its clip (See "Thermal Fuse," P. 41).
4. Remove wiring harness by depressing retainer tab
as you pull the plug out.
Shut-off
arm
Adjustment
screw
Mold anchor-screw
access ports (2) (Phillips)
Module
anchor screws (3)