Installation Guide
3
Mount fan to ceiling 
structure.
Mount housing to ceiling 
structure with appropriate 
fasteners in locations shown.
1
8
RETROFIT INSTALLATION
Remove old 
fan and prepare 
ceiling.
2
10½-in.
9¾-in.
JOIST
1
Fold mounting ears 
at against housing.
1
5
1
6
Existing fan housings are typically attached to the structure:
•
 with screws, nails, or staples, which must be removed.
•
 with hangers or rails which are fastened to joists and must be removed along with housing.
A pry bar may be needed to remove the old housing. 
Leave ductwork and wiring in place.
1
7
Connect wiring.
Connect power cable to wiring plate 
(from parts bag) using UL approved 
connector. Connect house wiring to 
fan wiring. Refer to wiring diagram for 
connection details. Use screw (from 
parts bag) to secure wiring plate to fan 
housing. Re-install wiring panel and 
secure with screw from parts bag.
Enlarge ceiling opening (if 
necessary) to 9¾” parallel to 
joist) by 10½” (perpendicular 
to joist). (Some models have 
a cut-out template on side of 
carton.)
11
7 8
Connect 4-in. 
round duct.
Connect wiring.
Finish ceiling.
Then continue with Step 10.
Connect power cable 
to wiring plate (from 
parts bag) using UL 
approved connector. 
Connect house wiring 
to fan wiring. Refer 
to wiring diagram for 
connection details. 
Use screw (from 
parts bag) to secure 
wiring plate to fan housing. Re-install wiring 
panel and secure with screw from parts bag.
1
9










