Fireplace And Framing Specifications - Lennox Hearth Products Montebello LSM40MN-2 Installation Instructions Manual

LENNOX HEARTH PRODUCTS • MONTEBELLO

FIREPLACE ANd FRAMING SPECIFICATIONS

Models
in.
LSM40-2
mm
in.
LSM45-2
mm
Natural Gas
Models
LSM40M
LSM40E
LSM45M
LSM45E
5-1/4"
(133)
8-3/8
(213)
Model
No.
in.
LSM40-2
mm
in.
LSM45-2
mm
Figure 12
10
DV GAS FIREPLACES
®
Framing dimensions
A B
50-3/4 43
1289 1092
56-7/8 48
1445 1219
Efficiencies %
Propane
P4 P4
35% 38.1
35.8
50.8 42.3
51.2
E
D
8-1/2"
(216)
Top View
J
F
A
Front View
A B
50-5/8 37-1/4
1286 946
56-11/16 42-1/4
1440 1073
NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE.
(LSM40/45MN-2, LSM40/45MP-2, LSM40/45EN-2)
C
VENT FRAMING -
75-1/8
TOP VENT WITH 2 FEET
VERTICAL VENT AND
1908
ONE 90° ELBOW
80-1/16
2034
B
Inches (mm)
14-1/8
(359)
5-3/32 (129)
7
(178)
G
B
H
19-5/8
(498)
Fireplace dimensions
C d E
42-7/8 25-5/16 34
1089 643 864
47-7/8 28-3/8 40-1/8
1216 721 1019
• INSTALLATION INSTRUCTIONS
13
( 330
6-1/2
(165)
C
25-1/4
(641)
1/2 A
A
26-15/32
(672)
25-29/32
(658)
25-1/2
(648)
2-1/2 (64)
Gas Inlet
(This
Side
C
Only)
Electrical
Inlet
Right Side View
F G
37-5/8 33-3/32
956 840
43-5/8 38-3/32
1108 968
Framing should be constructed
of 2x4 or larger lumber.
)
8-1/2
(216)
15
( )
381
Notes
Diagrams, illustrations and photo-
graphs are not to scale – consult
installation instructions. Product
designs, materials, dimensions,
specifications, colors and prices are
subject to change or discontinuance
without notice.
Vent Size
Co-axial dV 8" Inner
Vent Size 11" Outer
h J
29-9/32 34-3/4
744 883
34-1/2 40-59/64
876 1039