How To Diagnose And Repair By Symptom - Kenmore 2927000 Service Manual

4-6. HOW TO DIAGNOSE AND REPAIR BY SYMPTOM

1) Washer is not energized.
Where, what, and how to check
Household Power supply
1. Check the cord, plug, and outlet.
2. Measure the voltage at the outlet.
Wiring of the Washer
1. Measure resistance between both ends
of the power supply cord with both the
plug pins short-circuited.
2. Check every connector for a loose
connection.
3. Check resistance of every wire to find
out a open wire.
Electrical component
1. Check resistance with power relay
switch turned on
2. Check the secondary voltage of the
transfomer.
3. Check for blown fuse.
Controller
If all the components test good, the defect
is likely the main control board.
Result of Check
Poor Electrical defect.
120 VAC ± 10% No defect
0 V Defect of household
power supply
No defect
Less than 1
Open circult of the power
supply cord
Male & female Poor connection
connectors separated
Wire is opened.
No defect
Less than 0.5
Poor contact
More than 1.0
No defect
10~14 V
Coil is open
0 V
Blown fuse
Open
Note: US appliances are
120 VAC except for
stoves, ranges, ovens,
cooktops, and certain air
conditioners.
Over 120% voltage
than rating check
33
Possible Cause How to repair
Repair or replace as
necessary.
Call for power supply
company
Change the power supply
cord.
Unplug and re-insert the
connector.
Change the lead wire
Change the AUTO OFF
Switch
Replace the transformer.
Change the fuse.
CAUTION
Check the fuse rating.
125 VAC 12 AMPS
Replace the main board if all
the electrical components
test good.