U.S. FAN UVQ50 Installation And Maintenance Instructions

INSTALLATION AND MAINTENANCE 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 promi-
nent 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 construc-
tion 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.
Fig. 1
SCREWDRIVER
SLOT
1. Remove motor plate from housing by pushing down on rib in plate
while pulling out on side of housing. Motor plate may also be
removed by inserting a straight-blade screwdriver into slot in
housing and twisting screwdriver. (Fig. 1)
Fig. 2
2. Remove wiring cover from housing by pulling straight out. Unit is
shipped ready to wire through the top of housing. To wire through
the side, bend housing flap to cover top hole and expose side hole.
DO NOT BREAK OFF FLAP. If flap breaks, plug unused hole
using standard electrical hole plug. (Fig. 2)
U.S. FAN INTERNATIONAL
P.O. Box 978
Muskogee, OK 74402
Telephone 800/54USFAN
800/548-7326
CEILING EXHAUSTER MODEL UVQ50
Page 1
®
THESE INSTRUCTIONS
WARNING
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. This unit may be used over a tub or shower enclosure when installed in a GFCI
protected branch circuit.
8. If this unit is to be installed over a tub or shower, it must be marked as appropriate for
the application.
9. Never place a switch where it can be reached from a tub or shower.
10. This unit must be grounded.
CAUTION
1. For general ventilating use only. Do not use to exhaust hazardous or explosive
materials and vapors.
2. To avoid motor bearing damage and noisy and/or unbalanced impellers, keep
drywall spray, construction dust, etc. off power unit.
3. Please read specification label on product for further information and require-
ments.
Fig. 3
HOUSING
GROUND
WIRECLIP
DETAIL
3. Turn off electrical power at service entrance and connect
power cable to housing using appropriate connector. Wire black
to black, white to white. Insert ground wire into grounding clip and
secure to emboss in housing. Push all wiring up into corner of unit
and replace wiring cover. Make sure cover holds housing flap in
place against side or top of housing. CAUTION: DO NOT ALLOW
WIRES TO EXTEND OUTSIDE OF WIRING BOX. Wire left
exposed will become pinched or cut when motor plate is
installed. Electrical shock may result. (Fig. 3)
4. Choose the location for your fan. For best performance, use the
shortest possible duct run and a minimum number of elbows. For
wall installations: Position unit so damper flap closes when unit is
off.
Fig. 4
5. Use embossed measuring guides on side of housing to position
housing for proper wall or ceiling thickness. MAKE SURE HOUS-
ING WILL BE FLUSH WITH FINISHED CEILING OR WALL. Nail
housing to stud or joist using four nails to ensure a solid, quiet
installaltion. (Fig. 4)
READ AND SAVE
RECEPTACLE
SWITCH BOX
ON/OFF
SWITCH
120 VAC
LINE IN