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Impinger II – Advantage Digital Service Manual - International
20
TEMPERATURE REGULATION VALVE – REPLACEMENT
A. Shut off power at main breaker.
B. Shut off gas supply to the oven and disconnect the flexible gas line to oven.
C. Remove control panel top and front cover.
D. Remove bypass tube from burner manifold.
E. Remove wiring from valve and mark for reassembly.
F. Remove four mounting nuts from burner manifold and disconnect pipe union.
G. Remove temperature regulation valve and piping from oven.
IGNITER/SENSOR ASSEMBLY – REPLACEMENT
A. Shut off power at main breaker.
B. Shut off gas supply to oven.
C. Remove control panel top and front cover.
D. Remove gas valve assembly.(see “GAS VALVE”)
E. Remove temperature regulation valve. (see “TEMPERATURE REGULATION VALVE”)
F. Disconnect all wires from burner and mark for reassembly.
G. Remove screws from burner tube and remove burner venturi.
H. Remove two mounting screws and remove igniter/sensor assembly from burner venturi.
I. Reassemble in reverse order and check system operation. Check all gas line fittings for leaks.
BYPASS ORIFICE – REPLACEMENT
A. Shut off power at main breaker.
B. Shut off gas supply to the oven and disconnect the flexible gas line to oven.
C. Remove control panel top and front cover.
D. Disconnect bypass tube from gas valve.
E. Remove bypass orifice from gas valve.
F. Reassemble in reverse order and check system operation.
G. Check all gas line fittings for leaks.
MAIN BURNER ORIFICE – REPLACEMENT
A. Shut off power at main breaker.
B. Shut off gas supply to the oven and disconnect the flexible gas line to oven.
C. Remove control panel top and front cover.
D. Remove burner manifold. See “TEMPERATURE REGULATION VALVE”.
E. Remove main burner orifice from burner manifold.
F. Reassemble in reverse order and check system operation.
G. Check all gas line fittings for leaks.
REVERSING SWITCH – REPLACEMENT
A. Shut off power at main breaker.
B. Remove control panel top and front cover.
C. Remove wires from reversing switch and mark for reassembly.
D. Remove mounting nut and remove switch.
E. Reassemble in reverse order and check system operation.
CONVEYOR DRIVE MOTOR – REPLACEMENT
A. Shut off power at main breaker.
B. Remove control panel top and front cover.
C. Disconnect all wiring from motor and mark for reassembly.
D. Remove coupling from motor drive shaft.
E. Remove four screws and remove conveyor motor and mounting bracket.
F. Remove mounting bracket from conveyor motor.
G. Reassemble in reverse order and check system operation.
REVERSING CONVEYOR DIRECTION