Installation (for qualified installers only)

25

Diffuser Plate Adjustment

Certain vent configurations require the diffuser plate to be adjusted (refer to the approved vent configuration charts for details). Position # 1 is stock (bent). Position # 2 is flattened. See the directions below to change the diffuser to position #2.

Firebox Roof

Back Wall of Firebox

DIFFUSER SIDE VIEW

Before (Stock - Position # 1)

After (Position # 2)

Remove the exhaust restrictor.

1/4" Nutdriver

1/4" Nutdriver

Remove the diffuser.

Bend the round portion of the diffuser so it is flat (position # 2)

Secure the flattened diffuser plate with the screws removed earlier.

Replace the exhaust restrictor (see “Exhaust Restrictor Adjustment” for restrictor settings).

© Travis Industries

4070201

100-01182_002

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Image 25
North Star 864 HH installation manual Diffuser Plate Adjustment, Diffuser Side View