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WKG Series Full Size Gas Convection Ovens - TROUBLESHOOTING
SYMPTOMS
Excessive or low heat.
Mechanical Timer inoperative or not functioning properly.
Cook mode OK, no Hold mode. (Cook & Hold models
only).
Component cooling Fan does not run.
Uneven Cooking.
Intermittent problems.
No power to temperature control.
SYMPTOM
Oven does not heat.
High limit thermostat shutting off gas burner.
F32700 Rev. B (0315)
COMPUTER CONTROL MODELS ONLY
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POSSIBLE CAUSES
1.
Temperature probe malfunction on models WKGD,
WKGDX. (Thermostat malfunction on models WKG,
WKGX)
2.
Temperature control board malfunction.
3.
Gas pressure Insufficient.
4.
Gas orifice plugged or obstructed.
1.
Interconnecting wiring malfunction.
2.
Line voltage incorrect.
3.
Timer malfunction.
1.
Cook and Hold switch (S3) malfunction.
2.
R2 hold relay malfunction.
3.
Cook & Hold timer malfunction.
4.
Interconnecting wiring malfunction.
1.
Motor inoperable.
2.
Interconnecting wiring malfunction.
1.
Convection Fan motor speed/direction.
2.
Poor combustion.
A.
Gas pressure incorrect.
B.
Exhaust vent plugged or obstructed.
C.
Snorkel Vent plugged or obstructed.
3.
Air flow Baffles missing or damaged.
1.
High ambient temperatures.
2.
Wiring connections loose.
3.
Cooling fan malfunction.
1.
Power switch (S1) in "Cool Down".
2.
Door or door switch open.
POSSIBLE CAUSES
1.
High limit switch open.
2.
Probe malfunction.
3.
Control malfunction.
1.
Probe malfunction.
2.
Control malfunction.
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