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INSTALLATION INSTRUCTIONS!
Two-Speed & 12-Hour Timer Switch
MODEL: CFS-2WH
For use with NuTone Whole-House Ventilating Fan
Do not supply house power until installation is complete.
All wiring must comply with local electrical codes and the
switch must be properly grounded.
1. The timer assembly is designed to mount in a 2-1/2" deep
double-gang box.
2. Run house power wiring (with ground) from fuse or circuit
breaker box and wiring from ventilation fan (refer to fan motor
plate for wiring instructions to motor) to timer and switch in
outlet box and make connections as illustrated in Figure 1.
3. Strip wires approximately 1/2" to make connections. Connect
wire to terminal screws in timer side. NOTE: Use LINE-
1/LOAD-1 for standard operation. LINE-2/LOAD-2 will
turn the current on at the end of timing period.
4. Insert wired switch in wall box with screws provided.
5. Insert wired timer into wall box with “TOP” (indicated on front
cover) in proper position. Refer to Figure 2.
6. Fasten timer to wall box using (2) screws provided.
7. Fasten wall plate to timer using the (4) screws provided with
the plate. The screws must be self-tapped into the timer body
and will require a gentle inward pressure while firmly turning
the screw.
8. Position small plastic timer dial so that “OFF” is in the up
position. Install hex nut and tighten.
9. Push knob on shaft with the tail facing down.
Timer Operating Instructions:
1. Turn knob clockwise (to the right) to desired time period.
Timer will automatically turn “OFF” at the end of period.
2. Regardless of time period desired, knob must first be rotated
past “TURN PAST” as indicated on timer dial. It may then be
turned back to a shorter timer period if desired.
120vAC, 60 Hz
HOUSE POWER
FIGURE 1
FIGURE 2
TO NUTONE UNIT
GREEN
GROUND
SCREW
TIMER
COMMON
QUICKWIRE
CONNECTIONS
WHITE
(NEUTRAL)
BLACK (HOT)
BLACK (HOT)
GROUND
TOP
“OFF”
POSITION
WHITE
(NEUTRAL)
BLACK (HOT)
EARTH
GROUND
(GREEN)