beautypg.com

Jefferson direct vent /natural vent gas heater, Hearth requirements, Wall centerline from floor – Century Jefferson User Manual

Page 7: Wall and ceiling clearances

background image

7

Jefferson Direct Vent /Natural Vent Gas Heater

30004177

Hearth Requirements

The Jefferson Heater must be installed on rigid flooring.
When the heater is installed directly on any combustible
surface other than wood flooring, a metal or wood panel
extending the full width and depth of the unit must be
used as the hearth. There are no other hearth require-
ments.

Parallel Installation:

Minimum Clearance and Flue Centerline,

Direct Vent and Natural Vent

ST128a
FDV28
flue centerline
12/3/99 djt

C

L

C

L

B

D

C

A

Stove Clearances

A: 4” (102 mm)

B: 4” (102 mm)

Pipe Centerlines

C: 14¹⁄₂” (369 mm)

D: 9” (229 mm)

ST128a

Fig. 3 Parallel installation, minimum back and side clear-
ances and flue centerlines.

Corner Installation: Minimum Clearance and

Flue Centerline, Direct Vent & Natural Vent

ST129b
Stardance
corner specs
9/28/00 djt

A

A

B

B

Stove Clearance

A: 4: (102 mm)

Pipe Centerline

B: 14³⁄₄” (375 mm)

ST129b

Fig. 4 Corner installation, minimum corner clearance and flue
centerline.

Wall Centerline from Floor

ST131a

wall thimble

12/3/99 djt

A

Effective Minimum
Wall Thimble

58¹⁄₄” (1480 mm) (CFM Pipe)

Centerline

54³⁄₄” (1378 mm) (Simpson Duravent Pipe)

ST131a

Fig. 5 Minimum wall thimble centerline.

Wall and Ceiling Clearances

A

C

D

ST101a
Direct Vent
Min. Clrnc
12/3/99 djt

B

A: Rear Wall

4” (102 mm)

B: Min. Clearance

43¹⁄₂” (1105 mm)*

C: Min. Alcove Height

72” (1830 mm)*

D: Max. Alcove Depth

48” (1220 mm)

Sidewall clearance

4” (102 mm)

ST101a

* needed for installing DuraVent Minimum Vent Kit #2792
or CFM Minimum Vent Kit #7TFSDVSK

Fig. 6 Dimensions and clearances to ceiling or alcove.