NuTone RDFU1, Installation Manual

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RDFU1 – Installation Guide Page 3
3. Reinstall blower into fan housing. Install (2) #8 x ½” HEX HEAD SHEET METAL
SCREWS (C) supplied in fan parts bag.
4. Slide (4) MOUNTING BRACKETS (D) into slots on four sides of RADIATION
DAMPER EXTENSION FRAME (E)
. Make sure they snap into place and are
securely engaged after assembly.
5. Center the radiation damper over the fan housing. Make sure NOTCH (F) is
correctly positioned relative to the DUCT CONNECTOR OPENING (G) .
6. Align radiation damper mounting bracket with (4) dimples in fan housing.
7. Secure brackets to fan housing using
(4) #8 X 3/8” SELF-DRILLING SHEET
METAL SCREWS (H) ( supplied in radiation damper parts bag) inserted through
dimples in housing.
C
C
Steps 8 through 12:
Lighted Fans, Humidity-Sensing Fans, or
Motion Sensing Fans ONLY.
For fans not equipped with a light, a humidity sensor or a
motion sensor: Skip to Step 13.
8. Make lead wires longer. Purchase jumper kit model
RDJUMPU1 from your local Broan-NuTone dealer or
distributor.
Each kit contains:
1 - Jumper for lighted fan models
1 - Jumper for sensor fan models
9a. For fans equipped with LED lights, connect one end
of the LIGHTING JUMPER (K) to mating connector
from
LED DRIVER (J)
.
9b. For fans equipped with humidity or motion sensors,
connect one end of the
SENSOR JUMPER (I)
to
mating connector in the fan’s wiring box.
10. Route
JUMPER(S) (I) (K)
towards the
NOTCH (F)
in
the damper frame.
11. Press jumper wires into
PLASTIC SPLIT TUBE
INSULATOR (L) (supplied in damper parts bag). Push
plastic split tubing into
NOTCH (F)
opening.
12. Align tab on
CABLE CLAMP (M)
with mating slot in
damper extension. Secure clamp with supplied #8 x
3/8” SELF-DRILLING SHEET METAL SCREW (H)
.
D
E
H
F
G
H
M
L
I *
K
J
FANS WITH LED LIGHTS
I * Jumper for Motion or
Humidity-Sensing units only.