Troubleshooting Procedures - Jenn-Air JGW8130DD series Service Manual

Troubleshooting Procedures

To avoid risk of electrical shock, personal injury, or death, disconnect power to oven before servicing, unless
testing requires power.
Problem
No oven operation in bake or
broil.
No gas flows to burner.
Ignitor glows red.
Gas flows to bake/broil
burner, but burner does not
light.
Broil burner shuts off shortly
after the start of self-clean
operation. Bake and broil
functions operate normally.
Fan motor does not operate.
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W ARNING
Possible Cause
No voltage to control. ..................................
Loose wire connection or broken wire.........
Failed ignitor................................................
Gas pressure too high .................................
Failed gas valve ..........................................
Loose wire connection or broken wire.........
Ignitor positioned too far from burner ..........
Dirt or grease in orifice or burner ................
Insufficient gas pressure .............................
Power outage ..............................................
Power outage ..............................................
No power to fan motor
Failed fan motor or winding or frozen shaft.
16022514 Rev. 0
Correction
• Check for 120 VAC at control. If
no voltage is present, Replace
control.
• Verify all connections are clean
and tight, replace broken wire.
• Check ignitor current draw.
Replace ignitor if it fails test.
• Check for correct gas pressure.
Natural gas pressure should be
4" WCP and LP gas pressure
should be 10" WCP.
• Check gas valve for continuity
• Verify all connections are clean
and tight, replace broken wire.
• Reposition ignitor closer to
bake/broil burner.
• Clean orifice or burner.
• Check for correct gas pressure.
Natural gas pressure should be
4" WCP and LP gas pressure
should be 10" WCP.
• Verify power is present at unit.
Verify that the circuit breaker is
not tripped.
• Replace household fuse, but do
not fuse capacity.
• Verify power is present at unit.
Verify that the circuit breaker is
not tripped.
• Replace household fuse, but do
not fuse capacity.
• Refer to Use and Care Manual
"Operating Instructions", if
continues contact service.
• Check for 120 VAC supplied at
fan motor. If no voltage is
present, check for broken or
loose wiring between fan motor
and relay board. If voltage is
present at fan motor, go to the
next step.
• Check motor winding for
continuity. Check for a frozen
motor shaft. Check for broken
wiring between motor and
neutral terminal block.
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