Gas Models Only - Vulcan-Hart VGCTS16 Service Manual

GAS MODELS ONLY

SYMPTOM
Burner won't light.
Burner won't stay lit.
HSI heats up but burner will not light.
Form 24643 (MARCH 1999)
ROUND TILTING BRAISING PANS - TROUBLESHOOTING
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POSSIBLE CAUSES
Gas not on.
Pan not down to close limit switch.
Unit not properly grounded and/or polarity of incoming
power is incorrect.
Low incoming gas pressure.
Gas solenoid valve malfunction.
HSI not operating. See "HOT SURFACE IGNITOR (GAS
MODEL)" in "SERVICE PROCEDURES AND
ADJUSTMENTS".
Ignition module not receiving power.
A. Check transformer for 24VAC output to module.
B. High limit thermostat remains open.
C. Temperature controller or potentiometer malfunction.
See "TEMPERATURE CONTROLLER AND
POTENTIOMETER (GAS MODEL)" in "SERVICE
PROCEDURES AND ADJUSTMENTS".
Ignition module malfunction.
Gas pressure low. See "MANIFOLD PRESSURE
ADJUSTMENT (GAS)" in "SERVICE PROCEDURES AND
ADJUSTMENTS".
Check position of flame sense probe. See "FLAME SENSE
PROBE (GAS MODELS)" in SERVICE PROCEDURES
AND ADJUSTMENTS".
Flame sense probe malfunction.
Ignition module malfunction.
Check gas orifice for obstruction.
Gas supply is off.
Gas solenoid valve malfunction.
Ignition module malfunction.
Printed in U.S.A.