Motorized Damper Assembly

Mount the damper motor by aligning the four (4) holes in the mounting plate to the four holes on the unit’s top plate. This will automatically align the damper motor coupling with the damper shaft.

Align the damper in the fully closed position. Using a 1/8” Allen key to tighten the set screw.

Dampers should now be in the fully closed position with no power. Identify desired wiring diagram in this guide. Activating the damper motor should open flaps to 90˚.

1/8" Allen Key

Damper collar

Damper rod

Damper

Set

door

screw

 

Damper collar

 

Damper

door

Set

screw

3

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Lifebreath 94-EXCHANGER-MD Motorized Damper Assembly, Damper collar Damper rod, Damper collar Door Set Screw