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TROUBLESHOOTING COMBINATION OVEN
PAGE 30 OPERATOR’S MANUAL 1180963
TROUBLESHOOTING
Blower Not Running Properly
Blower Not Running Properly (with Door Closed)
Does
blower run when unit is
cold (door closed)?
Blower motor is overheating. Check operation
of cooling fan in control compartment and
replace as necessary.
Is there
continuity in both
cases?
Replace
fan switch.
Reconnect 4-pin connector.
No Yes
No
Yes
Is there continuity with door closed
and no continuity with door open?
Check door switch actuator mechanism by
closing door and observing movement of door
switch lever. Adjust or repair as necessary.
Replace door switch as necessary.
Put fan switch in "LOW FAN" position.
No Yes
Disconnect 4-pin connector. Place fan switch in
"HIGH FAN" position. Locate the terminals
where Wires 21 and 55 are attached and check
for continuity between these terminals. Place
the fan switch in "LOW FAN" position. Locate
the terminals where Wires 22 and 56 are
attached. Check for continuity.
Slide control panel out. Disconnect plug PL2.
Place test leads in terminals on switch side of plug.
Close door. Check for continuity.
Open door. Check for continuity.
Replace control
board.
Replace motor.
Is voltage
approximately
120 VAC?
No Yes
TURN OFF GAS SHUT OFF VALVE.
Close door.
Disconnect 3-pin connector at
motor. Turn unit on. Check voltage between
Wires 25 and 8 by inserting test leads into the
harness side of plug PL8.