ROBERTS GORDON ®
BH-Series Internal Wiring
DSI Ignition Module BLUE | 24VAC | Electrode | |
BLACK | Flame Sense | ||
| |||
YELLOW | Ground |
| |
BROWN | Main Valve |
|
Pressure Switch | NO |
| C |
BLUE
BLUE
BLACK 
BROWN
YELLOW |
|
Transformer | YELLOW |
| |
YELLOW GREEN | |
WHITE | BLACK | Gas Valve | |
| G | GREEN | |
| Burner Ground | ||
GREEN N | L | ||
| |||
WHITE | BLACK | Blower Connection | |
| |||
|
| ||
L2 L1 |
| ||
Electrical Connection | Motor/Blower | ||
BH-Series Ladder Diagram
Power Supply 
120V - 60 Hz
Blower
Transformer
Pressure
Switch
Gap
Electrode
120V
24V
Ground 
Power
Sense
Spark
Valve
Ignition Module Gas Valve
© 2004 | BEFORE IN STALLATI ON AND OPER ATI ON OF HEATI NG EQUIPMENT, READ AND U NDERSTAND THE INSTALLATION, OPERATIO N AND SERVICE MANUAL . |
APPLICATION S, ENGI NEERING AND DETAI LED GUID ANCE ON SYSTEMS DESIGN, INSTALLATI ON AND PRODUCT PERFORMANCE IS AVAI LABLE UPON REQUEST. ROBERTS GORDON® PRODUCTS ARE TO BE | |
| INSTALLED ONLY IN ACCORDANCE WI TH LOCAL LAWS, CODES AND REGULATIONS, AND ONLY BY A CONTRACTOR QUALI FIED I N THE I NSTALLATION AND SERVICE OF |
