BURNER User Manual

REPLACING AN R4140L OR R4150L WITH A

BC7000L/PM720L1030 /PM720L2004

/-..,

‘-4

~VJIRllUG

CHANGE NOT NECESSARY FOR PM720LI030

BC7000L/PM720L1030 /PM720L2004

STEPS FOR CONVERSION

IDENTIFY AND REMOVE BURNER CONTROLLER AND LIMITS

CIRCUIT WIRE FROM TERMINAL NO. 4 ON THE Q520A

SUBBASE AND CONNECT TO TERMINAL NO. 16.

IDENTIFY AND REMOVE HIGH FIRE PROVING SWITCH WIRES

FROM TERMINAL NO, 8 AND CONNECT THEM TO TERMINAL L1 .

(THE LOW FIRE SWITCH WIRE MAY BE CONNECTED TO

TERMINAL NO. 15. REMOVE FROM TERMINAL NO. 15 AND

CONNECT TO 8.)

E1236A

FOR ENERGY SAVING PREPURGE USE PM720L2004.

-T