Installation Sheet

Island Installation Details Cont:
3. Stack Support Frame Preparation:
 The Model Hood being installed will
always determine the support
frame size required; *10-3/4”,
15-3/4” or 22-3/4” Wide and 11-1/2”
Deep ISN or 10-3/4 all others.
 At the proper ceiling location install
upright 2 x 4 cross framing between
ceiling joists. The location to be
on center, side to side the overall
width of the support structure
selected: 10-3/4”, 15-3/4”, 22-3/4”.
 Allow electrical wiring and vent pipe
to go 6” past bottom of wood frame.
Finish the ceiling surface as re-
quired marking the location of the
cross framing (or backing)
beneath.
4. Installing the Support Frame:
 Secure the support frame to the ceiling with
six #8 wood screws, 2 1/2” long, using the pre
drilled holes located in the two support
brackets.
 Check the frame to sure it is vertically plumb,
in both directions, and correctly positioned
above the cooking surface. The frame may be
adjusted to allow for some ceiling
imperfections by using the four adjusting
screws in the elongated holes located on the
two mounting brackets.
 Now install four #10 x 5/8”
screws in the pre drilled fixed
bracket holes “Locking” the
support structure in position.
*It is NOT recommended to use 2
dampers during installation. You
have the option to put a external
damper or use the existing damper
already on the unit.
*(10-3/4” = IS1900, ISN2000 & 36” W- ISP), (15-3/4” = 42” ISP), (22-3/4” TWIN units.)
10-3/4”
or
11-1/2”