ITW Food Equipment Group VULCAN VCCB25 Manuel D'installation Et D'utilisation page 11

Uneven heating, sides
burning
Too much top heat
Uneven heat side to side
Uneven heat front to back
Pilot outage
Yellow burner flames
Lifting burner flames
Fluctuating gas pressure
TROUBLESHOOTING
A. Burner valves improperly adjusted
B. Fluctuating gas pressure
C. Improperly adjusted burner
A. Burner valves adjusted too high
B. Faulty ventilation
C. Overrated gas pressure
D. Improperly adjusted burner
A. Burner valves improperly adjusted
B. Appliance is not level side to side
C. Improperly adjusted burner
A. Appliance is not level front to back
B. Faulty ventilation
C. Improperly adjusted burner
A. Pilot flame is set too low. Adjust pilot to allow for gas flow.
B. Obstruction in pilot orifice
C. Low gas pressure.
A. Open burner shutters until flames are blue
A. Close burner shutters until flames touch burner
A. Check for clogged vent on regulator
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