Installation Guide
RN80 
n
 RN110 Installation Guide
Page 7
12" (30.5 cm)
1
2
Retrofit Installation
Parts Bag holds 
 Knockout  Plate 
 and six (6) 
 screws
Existing ductwork and
wiring left in place
11" (27.9 cm)
parallel with joists
WARNING
Before removing existing fan, switch power off at service panel and lock the service disconnecting 
means to prevent power from being switched on accidentally. When the service disconnecting means 
cannot be locked, securely fasten a prominent warning device, such as a tag, to the service panel.
Examine the existing wiring to make sure it is not damaged. If any damage is found, 
DO NOT CONTINUE INSTALLATION of this product. Contact a qualified person(s) for repair.
Remove
Instruction
Sheet
Punch out Mask from
packaging. See Step 12.
1
  Remove Packaging
2
  Switch Off Power
4
  Examine Wiring
3
  Enlarge Ceiling Opening and Remove Existing Fan
• Ruler
• Pencil
•  Drywall saw
•  Claw hammer or pry bar
•  Utility knife
Materials needed
•  Tape to seal duct connections
•  Existing rigid duct will require the
  addition of a short length of flexible duct
•  Electrical wiring and supplies per 
   local code requirements
Tools needed
•  Power screwdriver with a Phillips bit
•  Phillips screwdriver
•  Flathead screwdriver
• Pliers
•  Wire insulation stripper
•  Wire cutter










