Qmark 3638R - Belt Drive Fans - Manual (Page 13)

12
STEP 5 — Position fan on frame and secure with (4) wood or lag screws (number 12 x 1 1/2” preferred) through holes drilled in
STEP 4.
FIG. 4 FIG. 5
SEE
CHART
DOUBLE 2 X 6
HEADER
2 X 4 FRAMING
SECURE UNIT IN PLACE
WITH 2” X 2” FURRING
STRIPS INSIDE.
SECURE UNIT IN PLACE
OUTSIDE WITH MOULDING
STEP 6 — Unpack shutter and read the instructions included. Carefully follow these instructions to adjust the spring tension on
your shutter. Make sure the shutter opens and closes freely.
STEP 7 — Stand assembly upright with motor at top and position shutter on outside of frame. Secure shutter with (8) wood or lag
screws (number 12 x 1” preferred) through holes in shutter frame. See Fig. 3.
STEP 8 — To mount this attic fan in gable or wall, a box must be framed into wall construction as shown in Fig. 4. See wall open-
ing in chart.
STEP 9 — Insert frame containing fan and shutter assembly into opening with outside surface of shutter frame flush with outside
surface of wall.
STEP 10 — Nail frame assembly securely in place. Moulding may be used outside to improve appearance, as shown in Fig. 5.
Caulk around moulding to provide a water-tight seal. Follow wiring instructions on pages 11 & 12.
FAN SIZE “ A ” & “ B ” DIMENSIONS WALL OPENING SIZE
30” 33 3/4” x 33 3/4” 34” x 34”
36” 39 3/4” x 39 3/4” 40” x 40”