Vulcan-Hart SG4 Gas Heater User Manual


 
Fig. 20
3. Disconnect the lead wires and igniter cable from
the ignition module board.
Fig. 21
4. Remove the ignition module board from the
mounting bracket.
5. Reverse the procedure to install the replacement
ignition module board.
SPARK IGNITER AND FLAME
SENSE
Disconnect the
electrical power to the machine and
follow lockout / tagout procedures.
SHUT OFF THE GAS BEFORE
SERVICING THE UNIT.
1. Remove the gas burner as outlined under GAS
BURNER.
2. Remove the screws securing the ignitor and
flame sense to burner then remove the
assembly.
Fig. 22
3. Reverse the procedure to install the assembly
and check for proper operation.
NOTE: Check to ensure the spark gap distance is
approximately 1/8". If the gap appears to be excessive
or poor sparking is occurring then adjust.
PREVIOUS PRODUCTION SHOWN
CURRENT PRODUCTION SHOWN
BLOWER AND MOTOR
Disconnect the
electrical power to the machine and
follow lockout / tagout procedures.
SHUT OFF THE GAS BEFORE
SERVICING THE UNIT.
1. Take out the racks and rack supports.
SG SERIES GAS CONVECTION OVENS - REMOVAL AND REPLACEMENT OF PARTS
F45525 Rev. A (0315) Page 12 of 33