Schwank SER(IR) - Manual (Page 25)

GP-MSER-BX-11A
SER / IR Manual
RD: March 2006
RL: 11A
KH
Page 21
SPARK STOPS WHEN
BURNER LIGHTS
SYSTEM RUNS UNTIL CALL
FOR HEAT ENDS
CALL FOR HEAT ENDS:
SYSTEM SHUTS OFF
YES
YES
YES
YES NO
NO
NO
NO
Æ CHECK FOR 110 VAC ACROSS VALVE AND VALVE
TERMINALS ON IGNITION CONTROL AND CAP, IF NO
VOLTAGE, REPLACE IGNITION CONTROL.
Æ SPARK IGNITER MAY BE OUT OF POSITION
ÆCHECK ELECTRICAL CONNECTION BETWEEN IGNITION
CONTROL AND GAS CONTROL, IF OKAY, REPLACE GAS
CONTROL OPERATOR.
NOTE: IF IGNITION CONTROL GOES INTO LOCKOUT, RESET
SYSTEM.
ÆGROUND WIRE
ÆCHECK THAT BURNER FLAME COVERS ALL ELECTRODES
Æ IF CHECKS ARE OKAY, REPLACE IGNITION CONTROL
NOTE: IF IGNITION CONTROLS GOES INTO LOCKOUT,
RESET SYSTEM
Æ GROUND WIRE
Æ NOTE: IF GROUND IS POOR OR ERRATIC, SHUTDOWNS
MAY OCCUR OCCASIONALLY EVEN THOUGH OPERATION
IS NORMAL AT THE TIME OF CHECKOUT
Æ IF CHECKS ARE OKAY, REPLACE IGNITION CONTROL
ÆCHECK FOR PROPER TEMPERATURE CONTROLLER
OPERATIONS
ÆREMOVE VALVE LEAD AT IGNITION CONTROL, IF VALVE
CLOSES, RECHECK TEMPERATURE CONTROLLER AND
WIRING, IF OK, REPLACE GAS CONTROL OPERATOR
TROUBLESHOOTING ENDS
CONTINUED FROM PREVIOUS PAGE
MAIN BURNER LIGHTS