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INSTALLATION INSTRUCTIONS
CAUTION:
MAKE SURE POWER IS SWITCHED OFF AT
SERVICE PANEL BEFORE STARTING INSTALLATION.
SECTION 1
Preparing the Exhaust Fan
1. Unpack from carton and confirm that all pieces are present.
You should have:
1 - Grill
1 - Grill Knob
1 - Wiring Compartment and screws
1 - Motor
1 - Housing
1 - Instruction/Safety Sheet
NOTE: This fan is designed to mount between exterior walls
4-1/2" to 9-1/2" in thickness.
2. Remove the motor bracket assembly from the fan housing
by loosening the two screws which secure the bracket in
place (Figure 1).
Figure 1
3. Slide the inner housing out from the outer housing and set
aside in a safe place (Figure 2).
Outer
Housing
Figure 2
SECTION 2
Mounting the Housing
1. From inside the house, choose the best location to mount the
housing on an exterior wall. Make sure to locate the housing
where there are no studs, electrical/mechanical utilities, or
any other obstructions.
2. Once you have selected the best location from inside the
house, transfer the location to the exterior of the house and
confirm that there are no obstructions in the location and
the fan has proper clearance to operate.
210575005 Rev. A 10-06
Screws
Inner
Housing
www.airkinglimited.com
3. Once the installation location has been confirmed, cut a 8-
1/4" diameter hole in the interior wall where the fan is to be
located (Figure 3).
Exterior
Wall
Figure 3
4. Drill a small hole through to the outside in the center of the
8-1/4" diameter hole, so you can properly locate the exterior
housing (Figure 3).
5. On the siding of the outside wall, layout a 14-1/2" x 14-1/2"
square using the small hole drilled in Step 4 as the center
point and cut out the square hole (Figure 4).
14-1/2"
Figure 4
CAUTION:
ONLY CUT THE EXTERIOR WALL SIDING. DO
NOT CUT INTO THE SHEATHING (PLYWOOD) UNDERNEATH.
6. Once the siding is cut, nail down all the loose ends of the
siding (Figure 4).
7. In the center of the 14-1/2" square cut in step 5, mark and cut
a 8-1/4" diameter hole through the wall sheathing (Figure 5).
8-1/4"
Figure 5
8. Install 1" x 2" casing strips (not included) for support on the
edges of the 14-1/2" square hole. Secure casing strips to plywood
sheathing with screws or nails (not included) and seal where
the strips meet the plywood with caulk (Figure 5).
CAUTION:
IF SHEATHING IS NOT PLYWOOD, YOU WILL
HAVE TO ADD ADDITIONAL SUPPORT FOR THE INSTALLATION.
9. If the wall is less than 8" thick, remove one or more of the
electrical compartment clearance knockouts located on the
housing (Figure 6).
Interior
Wall
Hole
Exterior
Interior
Wall
Wall
Nail
Casing
Strips
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