Desa LSL3124P Continued, Floor Clearances, If Installed at Floor Level, Attaching Damper Clamp

Models: LSL3124P CDL3924PT CDL3924NT

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FLOOR CLEARANCES

INSTALLATION

Continued

NOTICE: If your installation does not meet the minimum clear- ances shown, you must do one of the following:

operate the logs only with the flue damper open

raise the mantel to an accept- able height

remove the mantel

FLOOR CLEARANCES

A.If installing appliance on the floor level, you must maintain the minimum distance of 14" to combustibles (see Figure 8).

B.If combustible materials are less than 14" to the fireplace, you must install appliance at least 5" above the combustible flooring (see Figure 9).

Combustible

14" Material

Min.

Noncombustible Material

Figure 8 - Minimum Fireplace Clearances

If Installed at Floor Level

Hearth

Combustible Material

5"

Min.

INSTALLING DAMPER CLAMP ACCESSORY FOR VENTED OPERATION

Note: When used as a vented heater, appliance must be installed only in a solid-fuel burning fireplace with a working flue and constructed of noncombustible material.

If your heater is a manually-controlled model, you may use this heater as a vented product. There are three rea- sons for operating your heater in the vented mode.

1.The fireplace does not meet the clearance to com- bustibles requirements for vent-free operation.

2.State or local codes do not permit vent-free operation.

3.You prefer vented operation.

If reasons number 1 or 2 above apply to you, you must permanently open chimney flue damper. You must install the damper clamp accessory (to order, see Accessories, page 27). This will insure vented operation (see Figure 10). The damper clamp will keep damper open. Installation instructions are included with clamp accessory.

See chart below for minimum permanent flue opening you must provide. Attach damper clamp so the minimum permanent flue opening will be maintained at all times.

Area of Various Standard Round Flues

Diameter (ins.)

Area (sq. ins.)

 

 

5"

20 sq. inches

6"

29 sq. inches

7"

39 sq. inches

8"

51 sq. inches

Chimney

 

Minimum Permanent

Height (ft.)

 

Flue Opening (sq. ins.)

 

 

 

6' to 15'

 

39 sq. inches

15' to 30'

 

29 sq. inches

 

 

 

Damper Clamp

 

 

 

Damper

Figure 9 - Minimum Fireplace Clearances

Above Combustible Flooring

Damper

ClampIf Installed at Floor Level

Damper

Damper

Masonry Fireplace Manufactured Fireplace

Figure 10 - Attaching Damper Clamp

111347-01E

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Desa LSL3124P, CDL3924NT, CDL3924PT Continued, Floor Clearances, If Installed at Floor Level, Minimum Fireplace Clearances