Gas Orifice; Gas Solenoid Valve - Vulcan-Hart SG4D ML-114875 Service Manual

GAS ORIFICE

WARNING: DISCONNECT (UNPLUG) ELECTRICAL
POWER SUPPLY AND PLACE A TAG AT THE
DISCONNECT SWITCH INDICATING YOU ARE
WORKING ON THE CIRCUIT.
WARNING: SHUT OFF THE GAS BEFORE
SERVICING THE OVEN.
1. Remove the lower front cover as outlined
under Covers and Panels.
2. Remove the bolts securing the gas manifold
and place manifold aside.
3. There are two gas orifices on the manifold.
Remove each orifice and replace with the
correct orifice for the given altitude as needed.
4. Reverse the procedure to install manifold and
check for proper operation.

GAS SOLENOID VALVE

WARNING: DISCONNECT (UNPLUG) ELECTRICAL
POWER SUPPLY AND PLACE A TAG AT THE
DISCONNECT SWITCH INDICATING YOU ARE
WORKING ON THE CIRCUIT.
WARNING: SHUT OFF THE GAS BEFORE
SERVICING THE OVEN.
1. Remove the control panel and the right side
panel as outlined under Covers and Panels.
2. Disconnect the lead wires.
3. Disconnect compression fittings from the
valve.
4. Loosen the bolts securing the valve and
bracket assembly, then remove the screws
securing the valve to the bracket.
5. Reverse the procedure to install the
replacement gas valve.
WARNING: ALL GAS JOINTS DISTURBED DURING
SERVICING MUST BE CHECKED FOR LEAKS.
CHECK WITH SOAP AND WATER SOLUTION
(BUBBLES). DO NOT USE AN OPEN FLAME.
6. Verify gas pressure as outlined under the
Gas Pressure Adjustment in Service
Procedures and Adjustments. Check for
proper operation.
– 12 –