Installation Guide

RDFU1 – Installation Guide
Page 6
1101980C
Service Feature For Fans
If your ventilation fan needs service, the inner damper can
be removed from the outer frame without disturbing the
surrounding ceiling material.
Install Grille
Step 21:
Lighted Fans ONLY.
21. Attach connector from the LIGHT JUMPER WIRE (K)
to mating connector(s) from the grille.
1
2
T
U
K
I
Remove the grille and disconnect all electrical connections
from the grille.
Remove (4) screws, then lower the inner damper to access
ventilation fan. Replace the inner damper before operating fan.
Step 22:
Humidity-Sensing Fans and Motion Sensing Fans ONLY.
22. Connect SENSOR JUMPER WIRE (I) into the sensors
connector located on the grille.
23. Squeeze 2 GRILLE SPRINGS (T) and slide into tabs
on the radiation damper frame. Push GRILLE (U) until
it’s tight against ceiling surface.
If additional clearance is required between ceiling and
grille, replace grille springs with longer ones (provided
in parts bag).