Troubleshooting Guide - Majestic 33BDVT Installation Instructions & Homeowner's Manual

TROUBLE SHOOTING THE GAS CONTROL SYSTEM
• GAS SUPPLY ON
PILOT LIGHTS WITH
PIEZO IGNITOR
PILOT STAYS LIT
PILOT LIGHTS MAIN
BURNER
SYSTEM OK.
10002555/0
HONEYWELL MILLIVOLT VALVE
START
NO
YES
NO
YES
NO
YES
NO
YES
FP396
NVC-standing pilot troubleshooting
11/22/96
CHECK
• SUPPLY LINE HOOKED UP
• SHUTOFF VALVE OPEN
• LOCKOUT HAS ENGAGED. WAIT
60 SECONDS AND TRY AGAIN.
• FOR SPARK AT ELECTRODE
WHILE DEPRESSING PIEZO
— 1/8" GAP TO
PILOT HOOD NEEDED.
• ALL WIRING CONNECTIONS
• REPLACE PIEZO IGNITOR
• FOR AIR IN THE LINES
• THERMOPILE NEEDS A
MINIMUM 325mV. ADJUST
PILOT FLAME HEIGHT.
• ALL WIRING CONNECTIONS.
• REPLACE THERMOPILE
• THERMOCOUPLE NEEDS A
MINIMUM OF 14mV.
• DEFECTIVE VALVE. TURN TO
PILOT, METER SHOULD READ
GREATER THAN 100 mV. IF
NOT, REPLACE.
• VALVE IS TURNED ON
• ON/OFF SWITCH IS NOT
TURNED ON. WATCH
FOR GROUNDED WIRES!
• THERMOPILE NEEDS A
MINIMUM 325mV.
• PLUGGED BURNER ORIFICE.
-25-
Vermont Castings, Majestic Products.
33/36/39/43 BDVT