Prepare The Unit - Broan PMA400SS Installation, Use & Care Manual

PREPARE THE UNIT (

h
orizontal exhaust installation only
7 . From inside the unit, detach the back plate (grey part in
FIG . 21) by removing its both retaining nuts using
3/8" diameter socket . Set aside the nuts and plate .
8 . Install the back plate on top of the unit, where the blower
support plate was . Orient the holes nearby the corners
towards the back of the unit . Assemble to the top of the
unit using 4 screws previously removed in step 6 (FIG . 22) .
v
ertical exhaust installation only
9 . For rectangular ducting, use 2 included no . 8-18 x 1/4"
metal screws to attach the included 3¼" x 10" adapter
damper on top of the unit, over the blower exhaust opening
(FIG . 23) .
NOTE: The damper hinge must be towards the front of
the unit .
For round ducting, use 4 included no . 8-18 x 1/4" metal
screws to attach the included 6-in . round adapter damper on
top of the unit, over the blower exhaust opening (FIG . 23) .
NOTE: The damper hinge must be parallel to the sides of
the unit .
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' )
cont d
( ' )
cont d
NUTS
HD1415
HD1416
HINGE
HINGE
HJ0255
FIG. 21
HOLES
FIG. 22
FIG. 23