Vulcan-Hart VCE10F 126179 Service Manual page 68

SYMPTOM
Inner door glass breaks.
Steam generator drains continually.
Cavity fan motor squeaks.
Cavity lamp not working.
Steam leaks around door.
Form 24659 (September 1999)
ELECTRIC COMBI OVENS - TROUBLESHOOTING
1. Glass installed incorrectly with conductive side toward
oven cavity. See "OVEN DOOR" under "REMOVAL AND
REPLACEMENT OF PARTS".
1. Relay board malfunction (K3, K5).
2. Oven control board malfunction.
1. Motor seal - grease is dry or dirty.
2. Motor shaft rubbing against the opening in the rear of the
cavity.
NOTE: This may only occur when the cavity is at a high
temperature. If this is true, then remove the motor and
inspect the shaft for scratches..
3. Motor malfunction.
1. Lamp inoperative.
2. Power wires to lamp loose or not connected to
transformer (1T).
3. Transformer (1T) malfunction.
4. Relay board malfunction (K3 relay).
5. Oven control board malfunction.
1. Door not sealing or locking properly. See "OVEN DOOR
ADJUSTMENT" under "SERVICE PROCEDURES AND
ADJUSTMENTS".
POSSIBLE CAUSES
Printed in USA