Spark Igniter And Flame Sense; Blower And Motor Ending At Serial Number 481913935 - Vulcan-Hart SG4D Service Manual

SG4 & SG6 Series Full Size Gas Convection Ovens - REMOVAL AND REPLACEMENT OF PARTS
5. Reverse the procedure to install the replacement
ignition module board.
6. Check for proper operation.
SPARK IGNITER AND FLAME
SENSE
Disconnect the electrical power to
the machine and follow lockout /
tagout procedures.
Shut off the gas before servicing the oven.
1. Remove the two gas burners as outlined under
Gas Burners.
2. Remove the screws securing the igniter and
flame sense to each burner. Remove the
assembly.
Fig. 23
3. The spark gap is 1/8" from the inside of the spark
rod to the inside to the ground rod. The ground
rod (the end of the spark) is 1/8" above the
burner. If the gap is not correct or poor sparking
is occurring, then adjust accordingly.
4. Reverse the procedure to install the assembly
and check for proper operation.
BLOWER AND MOTOR Ending at
Serial Number 481913935
1. Remove racks.
2. Remove the screws securing the snorkel and
remove the snorkel.
3. Remove screws securing baffle panel and
remove the panel.
4. If replacing:
A. Blower Only - Loosen set screws on blower
hub and using a bearing puller, remove
blower from motor shaft.
Page 15 of 56
Fig. 24
Disconnect the electrical power to
the machine and follow lockout /
tagout procedures.
Fig. 25
F35626 Rev. B (1118)