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NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE.
LENNOX HEARTH PRODUCTS • MONTEBELLO
®
SEE-THROUGH POWER VENT DV GAS FIREPLACES (LSM40ST-N-PV) • CARE AND OPERATION INSTRUCTIONS
Figure 24: Electronic Wiring Diagram
WIRING DIAGRAM
A wiring diagram is provided here for
reference purposes only. This information is
also provided on schematics attached directly
to a pullout panel in the appliance control
compartment.
CAUTION: LABEL ALL WIRES PRIOR TO
DISCONNECTION WHEN SERVICING
CONTROLS. WIRING ERRORS CAN
CAUSE IMPROPER AND DANGEROUS
APPLIANCE OPERATION.
ATTENTION: AU MOMENT DE
L'ENTRETIEN DES COMMANDES,
ÉTIQUETEZ TOUS LES FILS AVANT DE
LES DÉBRANCHER. DES ERREURS
DE CÁBLAGE PEU-VENT ENTRAÎNER
UN FONCTIONNEMENT INADÉQUAT
ET DANGEREUX.
Product Information
Cat.
No.
Fireplace
Model
Ship.
Wt.
Ship.
Volume
H7939 LSM40ST-N-PV 382 lb. 51.25 cu. ft.
ORDERING REPLACEMENT PARTS
A complete parts list is found at the end of
this manual. Use only parts supplied from the
manufacturer.
With proper care and maintenance, your appli-
ance will provide many years of enjoyment. If
you should experience any problem, first refer
to the troubleshooting guide in this manual.
If the problem persists, contact your Lennox
Hearth Products dealer or distributor.
Order parts through your Lennox Hearth Prod-
ucts distributor or dealer. Parts will be shipped
at prevailing prices at time of order.
When ordering parts, provide the following
information:
1. Appliance model number.
2. Appliance serial number.
3. Part number.
4. Part description.
5. Quantity required.
6. Appliance installation date.
PRODUCT REFERENCE INFORMATION
Model Number ________________________________________________________
Serial Number ________________________________________________________
Date Installed ________________________________________________________
Gas Type Used ________________________________________________________
Dealer Name _________________________________________________________
LENNOX HEARTH PRODUCTS
1508 Elm Hill Pike, Suite 108
Nashville, TN 37210
Visit us at www.Lennox.com
1-800-9-LENNOX
If you encounter any problems or have any
questions concerning the installation or ap-
plication of this system, please contact your
dealer or distributor.
PRODUCT REFERENCE
INFORMATION
We recommend that you record the important
reference information about your fireplace in
the space provided below.
Please call Lennox Hearth Products for the
phone number of your nearest LHP dealer,
who will answer your questions or address
your concerns.
Proflame
DFC Board
Pilot
Ground
Wire
Pilot
Tube
Electronic Pilot Assembly
ELECTRONIC WIRING DIAGRAM FOR POWER VENT FIREPLACES
Igniter Rod
Hood
Spark Wire Cable
Pilot Sensor Cable
Flame
Sensor
Proflame Valve
Electronic Modulation
Wall
Receiver
Cable Harness 102661-01
AC/DC
Power Adaptor
DFC Wire Harness 102662-01
Y
G
O
Y
G
O
W
W
THIS CONNECTOR
NOT USED ON POWER
VENT UNITS
PU
BL
G
PU
BL
G
W
B
BR
Y
O
B
BR
Y
O
Wiring Color Code
B = Black
BL = Blue
BR = Brown
G = Green
GY = Gray
O= Orange
PU = Purple
W = White
R = Red
Y = Yellow
Neutral
Hot
Ground
Junction Box
120V AC
G
B
W
Y
R
B
G
G
NOT USED
Exhaust Blower
(Field Installed)
Exhaust
Blower
Control
Module
B
Pressure
Switch
B
102663-01
W
W
Hi-Temp Sleeve
R
GY
Ground