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NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE.
LENNOX CRESTLINE™ SERIES B-VENT GAS FIREPLACES • 36"/42" LSBV MODELS • CARE AND OPERATION INSTRUCTIONS
WIRING DIAGRAMS
Wiring diagrams are provided here for reference purposes only. This information is also provided on schematics attached directly to the appliance
on a pullout panel located within the control compartment. Two Millivolt wiring diagrams are provided here, one each for both Honeywell and SIT
equipped systems.
BLACK
BLACK
DAMPER SWITCH
LIMIT SWITCH
MILIVOLT WIRING DIAGRAM
TH
TP
TP
TH
THERMOPILE
WALL MOUNTED
ON/OFF SWITCH
GAS VALVE
BLACK
WHITE
WHITE
DAMPER SWITCH
LIMIT SWITCH
CONNECTOR
BLACK
BLACK
ELECTRONIC WIRING DIAGRAM
BK
W
24 V.
TRANSF
120 V.
ELECTRONIC IGNITION
CONTROL BOARD
WALL MOUNTED
ON/OFF SWITCH
PILOT BURNER
IGNITER-SENSOR
ASSEMBLY
GAS VALVE
EV2
EV1
GROUND
CONNECTOR
GREEN LED
WHITE
ORANGE
BLACK
PURPLE
GREEN
BLUE
BLACK
WHITE
Junction Box
White
Green
Red
Black
Neutral
Side of
Receptacle
Green
Ground
Screw
Hot
Side of
Receptacle
Tab
Broken
Plug blower
into this
receptacle
Tab Intact
120 VAC - Black
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