Vulcan-Hart GH30 Service Manual page 9

OVEN
PROBLEM
Too Much Bottom Heat.
Uneven Bake
Side Burning
Too Much Top Heat
Uneven Bake - Side to Side
Pulling to Edge of Pan
Uneven Bake - Front to Rear
Dried Out Products
Pilot Outage
Excessive Meat Shrinkage
PROBABLE CAUSES
Insufficient heat input.
Overactive flue.
Too low temperature.
Improper operation.
Improper bypass setting
Fluctuating gas pressure.
Too high temperature.
Faulty ventilation.
Excessive heat input.
Thermostat needs calibration.
Range not level side to side.
Oven burner, bottom or baffles improperly installed.
Warped pans.
Oven not level.
Overactive flue.
Range not level front to back.
Door not closing properly.
Too low temperature.
Too long baking time.
Thermostat calibration.
Gas supply not sufficient.
Pilot flame too low.
Restriction in pilot orifice.
Malfunctioning check valve.
CONVECTION OVEN MODELS ONLY:
Cavity leaking.
Gasket problems.
Snorkel tube blocked.
Blower running backwards.
Roasting temperature too high.
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