Roberts Gorden Vantage twin Fire Unitary Infrared Heater TF-250 - Manual (Page 54)

TF-S ERIES I NSTALLATION , O PERATION AND S ERVICE M ANUAL
48
11.3 Internal Wiring
11.4 Ladder Diagram
TRANSFORMER
WHT
GRN
4 5
BLK
BLK
3 1
WHT
PRESSURE
SWITCH
BLU
SWITCH
BLK
DOOR
SPARK 2
ELECTRODE
YEL
BRN
YEL
VALVE
GRN
SPARK 1
MODULE
BLK
ALARM
GND
VALVE SENSE 1
ALARM 24VAC
VALVE
SENSE 2
GRN
BLK
BLOWER
BLU
BLU
BLK
ELECTRODE
GROUND
POWER
SENSE
SPARK
VALVE
L1 L2
BLOWER
PRESSURE SWITCHES
IGNITION MODULE
GAS VALVE
ELECTRODE ELECTRODE
120V
24V
GAP GAP
LIGHT