North Star 864 HH Wall or Ceiling Mounting, Duct Installation Instructions, 4070201

Models: 864 HH

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Duct Installation Instructions

Optional Equipment (for qualified installers only)

59

Duct Installation Instructions

Determine the route for the heat duct using the illustration below as a guide

NOTE:

Air flow through the duct is affected by length and number of bends. Keep the length and number of bends to the minimum to maximize performance.

Blower Box

When the duct penetrates the fireplace enclosure vertically and the top of the enclosure is within 36” of the top of the fireplace, a firestop spacer that maintains a 1/2” clearance between all sides of the duct and any combustible material must be used.

1/2”

 

Co-Axial Vent

0” Clearance to

 

Combustibles

 

(for intake air

 

20’ Maximum

and exhaust)

 

 

 

Length

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Duct Adapter

 

 

 

 

 

 

Use 10” x 3-1/4” wall stack

(6” Round to 10” x 3-1/4” -

 

 

 

 

 

 

(duct) when passing

included with the power heat

 

 

 

 

 

 

through tight areas.

vent kit)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Attach the blower box to the framing or floorboards of the home following the instructions below.

Wall or Ceiling Mounting

Cut a hole between wall a framing members for the

blower assembly.

b

Attach the wall mounting

c

Slide the blower, with

brackets to the blower box.

wires, into the hole cut

 

in step "a". Attach

 

 

 

with four screws.

5-1/4"

16"*

Mount the bracket to these holes for 2 x 4 walls

Mount the bracket to these holes for 2 x 6 walls

*This blower was designed for framing on 16" centers. Construct additional framing if needed. If the blower is installed prior to the drywall only a 14" opening is required. If installed after the drywall is in place, the drywall to the sides of the blower will need to be patched.

© Travis Industries

4070201

100-01182_002

Page 59
Image 59
North Star 864 HH installation manual Wall or Ceiling Mounting, Duct Installation Instructions, 4070201