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Verify Ignition Module Safety Lockout Functions (Gas Only)
1. Verify ignition module safety lockout functions.
A. Turn on the oven and close the doors.
B. Turn off the gas supply to the oven.
C. Set the oven control to call for heat and make sure convection fan is running.
D. Remove screw securing the control panel door and swing the door open to access the burner
compartment area.
E. Observe LED on ignition module. After trying to light the burner, the module should lockout.
(See following chart.)
F. Turn gas supply to oven back on.
G. Set the oven control for heat, and make sure convection fan is running and the burner has
established a ame.
H. Turn off the gas supply to the oven.
I. Observe LED on ignition module (Fig. 12). The module should lockout. (See following chart.)
LED DIAGNOSTIC INDICATOR CODES
LED CODE
LED "OFF" No Fault
LED "ON" Control Fault
'1' Flash Air Flow Fault
'2' Flash Flame Fault No Call for Heat
'3' Flash Ignition Module Lockout
J. If the results have been obtained, proceed to next
preventive maintenance procedure.
K. If the results have not been obtained, contact
your authorized Bakery Systems service agency
for service.
Fig. 12