Lennox Hearth LMDV-4035-CNE Fireplace specifications, From, This center mark see Figure

fireplace specifications

Framing

**FRAMING WITH SQUARE HORIZONTAL TERMINATIONS (SV4.5HT-2)

Framing Dimensions

VENT FRAMING -

** Framing should be constructed

Model No.

A

B

C

D

E

TOP VENT WITH ONE

of 2x4 or larger lumber

90ϒELBOW

10-1/2

in.

33-1/4

33-1/4

------

37-3/4

12-7/8

LMDVT-3328

(267)

mm

845

845

------

959

327

VENT FRAMING -

LMDVR-3328

in.

33-1/4

33-1/4

19-5/8

------

12-7/8

REAR VENT WITH

mm

845

845

498

------

327

NO ELBOWS

7

in.

35-1/4

35-1/4

21-11/16

39-3/4

16

LMDV-3530

5-1/8

(178)

mm

895

895

551

1010

406

12-1/8

(130)

(308)

LMDV-4035

in.

40-1/4

40-1/4

26-11/16

44-3/4

16

mm

1022

1022

678

1137

406

7

Efficiencies %

Natural Gas

Propane

5-1/8

(178)

D

12-1/8

B

(130)

Models

P4

Steady

AFUE

P4

Steady

AFUE

(308)

State

State

LMDVT-3328

45

64

62

49

66

64

C

LMDVR-3328

53

63

61

55

66

64

LMDV-3530

53

64

62

55

62

60

E

LMDV-4035

59

69

67

60

69

67

1/2 A

A

Notes

Input (BTU) - MV & Electronic

Inches (mm)

* The Steady State Efficiency numbers based on

Natural & Propane Gas

maximum vent configuration.

E is the required framing depth dimension when the

Models

Input Rate (BTU / HR)

Due to Lennox' ongoing commitment to quality, all

finish material (drywall) thickness is 1/2 in. (13mm).

specifications, ratings and dimensions are subject

LMDVT-3328CPM

17,500

to change without notice.

LMDVR-3328CPM

LMDV-3530CPM

20,000

Vent Size

Vertical Venting Through the Ceiling:

LMDV-4035CPM

27,000

Co-axial DV

4-1/2" Inner

Frame ceiling opening - Use a plumb line

Vent Size

/ 7-1/2" Outer

FRAMING SPACERS (Top & Sides & Rear)

from

the ceiling above the appliance to

(Louvered Front Model Shown)

locate center of the vertical run. Cut and/or

G

H

**See Note 1

frame an opening, 10-1/2" x 10-1/2" (267

mm x 267 mm) inside dimensions, about

*CONCENTRIC FLUE

FLUE - 4-1/2 (114)

this center mark (see Figure 25).

COMBUSTION AIR - 7-1/2 (190)

* LMDV models have a top and rear vent

LMDVR models have only a rear vent

LMDVT models have only a top vent

J

**Note 1 - Collars protrude one inch on LMDVR-3328 model.

Top View

NOTE - Eyebrow

N

3 (76)

hood shown as positioned

1/2 (13)

E

in louvered front model.

ELECTRICAL INLET

2-3/4 x 2 (70 x 51)

COVER PLATE with

** See Note 1

KNOCKOUT)

GAS INLET

(Either Side

6 (152)

and bottom)

A

C

B

OPTIONAL ELECTRICAL

L

INLET KNOCKOUT,

1-5/8

F**

D

REQUIRING A FIELD

PROVIDED JUNCTION BOX

(42)

(Either Side) 1-3/8 (35)

M

K

Front View

Right Side View

	Model No.		A	B	C	D	E	**F	G	H	J	K	L	M	N
	LMDVT-3328	in.	33 1/8	30 1/8	17	27 1/2	33 1/8	19 5/8	21 1/2	10 3/4	6 13/16	3	8 11/32	2 3/4	13
	LMDVR-3328	mm	841	765	432	699	841	498	546	273	173	76	212	70	330
	LMDV-3530	in.	35 1/8	32 1/8	19	29 1/2	35 1/8	21 11/16	24 7/8	12 7/16	9	3	9	3	16
		mm	892	816	483	749	892	551	632	316	220	76	220	76	406
	LMDV-4035	in.	40 1/8	37 1/8	24	34 1/2	40 1/8	26 11/16	29 7/8	14 15/16	9	3	9	3	16
Figure 14		mm	1019	943	610	876	1019	678	759	379	220	76	220	76	406