NuTone Roomside Series Instructions Manual

BELS8 Roomside Series
Humidity Sensing Fan/Light
READ AND SAVE THESE INSTRUCTIONS
WARNING
TO REDUCE THE RISK OF FIRE, ELECTRIC SHOCK, OR INJURY TO
PERSONS, OBSERVE THE FOLLOWING:
1. Use this unit only in the manner intended by the manufacturer. If
you have questions, contact the manufacturer at the address or
telephone number listed in the warranty.
2. Before servicing or cleaning unit, 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.
3. Installation work and electrical wiring must be done by a qualified
person(s) in accordance with all applicable codes and standards,
including fire-rated construction codes and standards.
4. Sufficient air is needed for proper combustion and exhausting of
gases through the flue (chimney) of fuel burning equipment to
prevent backdrafting. Follow the heating equipment manufacturer's
guideline and safety standards such as those published by the
National Fire Protection Association (NFPA), and the American
Society for Heating, Refrigeration and Air Conditioning Engineers
(ASHRAE), and the local code authorities.
5. When cutting or drilling into wall or ceiling, do not damage electrical
wiring and other hidden utilities.
6. Ducted fans must always be vented to the outdoors.
7. Acceptable for use over a tub or shower when connected to a GFCI
(Ground Fault Circuit Interrupter) - protected branch circuit (ceiling
installation only).
8. This unit must be grounded.
9. Do not use this fan with any solid-state speed control device.
10. Do not use replacement parts that have not been recommended
by Broan NuTone LLC.
11. If the fan makes excessive noise or if there is unusual noise or
smells of smoke. Disconnect power supply and contact customer
service.
12. The wearing of safety glasses and gloves is recommended when
installing, maintaining or cleaning the unit to reduce the risk of
injury that could be caused by the presence of thin metal and/or
moving parts.
CAUTION
1. For general ventilating use only. Do not use to exhaust hazardous
or explosive materials and vapors.
2. Install the fan at least 8 feet (2.4 m) above the floor.
3. To avoid motor bearing damage and noisy and/or unbalanced
impellers, keep drywall spray, construction dust, etc. off power
unit.
4. DO NOT TOUCH THE HUMIDITY-SENSING CIRCUIT BOARD.
Electrostatic discharge may damage the circuit board.
5. Please read specification label on product for further information
and requirements.
CLEANING & MAINTENANCE
TO CLEAN THE GRILLE: Remove the grille and grille trim. Plastic
parts can be cleaned with mild detergent, such as dishwashing
liquid. Dry with a soft cloth. DO NOT USE ABRASIVE CLOTH, STEEL
WOOL PADS OR SCOURING POWDERS.
TO CLEAN INTERIOR OF THE UNIT: Once the grille and grille trim
are removed, gently vacuum interior of the unit with the dusting
brush attachment.
For Warranty Statement, Service Parts, Technical Support,
or to Register your product, please visit our website or call:
In the United States - Broan-NuTone.com 800-558-1711.
In Canada - Broan-NuTone.ca 800-567-3855.
TO CLEAN THE SENSOR: Remove the grille and grille trim. Use a
dry dustcloth, clean toothbrush or lightly vacuum to clean sensor
and grille. DO NOT USE ABRASIVE CLOTH, STEEL WOOL PADS OR
SCOURING POWDERS. DO NOT USE cleaning sprays, solvents or
water on or near sensor!
The motor is permanently lubricated and never needs oiling. If the
motor bearings are making excessive or unusual noises, replace the
blower assembly (includes motor and impeller).
OPERATION
Use an on/off switch to operate the fan, light and sensor. The
fan, light and sensor can be operated separately if an appropriate
3-function wall control is used.
Refer to Broan-NuTone catalog for a complete line of accessories/
controls to effectively adapt these fans to your requirements.
SENSOR OPERATION
To activate the humidity sensor, turn the humidity switch ON.
The fan will run automatically when the set Humidity condition
is met, and stop automatically when the timer condition is met.
The Humidity Sensor may occasionally turn the fan ON when
environmental conditions change.
% HUMIDITY ADJUSTMENT
To adjust the % HUMIDITY:
1. Turn power off at electrical service panel.
2. Use a small screwdriver to carefully rotate %HUMIDITY control
to desired level. If fan is not responding to changing humidity
conditions, adjust towards 50%. If fan is responding too often to
changing humidity conditions, adjust towards 100%.
3. Turn power on.
4. Repeat above steps if necessary.
MINUTES ADJUSTMENT (TIMER)
This humidity-sensing fan has a timer that controls how long the
fan remains on after the humidity in the room returns to the user-
adjustable set-point.
To adjust the timer:
1. Disconnect power at electrical service panel.
2. Use a small screwdriver to carefully rotate MINUTES control to
increase or decrease time.
3. Turn power on.
4. Repeat above steps if necessary.
If fan is still not responding as desired after making adjustments,
contact Broan Technical Support.
MANUAL ON
To manually energize the fan:
- Turn the fan only switch on
or
- Cycle the Humidity switch on/off/on.
1
30
80
70
40
20
90
60
10 50
50
100
60
OFF
0
%
HUMIDITY TIME