Broan MP280 Manual De Instrucciones página 3

INSTALL FRESH AIR INLETS
1. Mount all fresh air inlets in chosen locations during
rough-in construction. Follow directions packed with
inlets.
MOUNT THE VENTILATOR
CEILING
JOISTS
CEILING
JOISTS
FRAMING
1. Add framing to ceiling joists as shown.
2. Set ventilator in place and screw it to framing with
screws provided. Ventilator may also be hung from
ceiling joists or rafters with hanging straps (available
separately).
CONNECT DUCTWORK
6" ROUND
INSULATED
FLEXIBLE
DUCT
1. Run 4" insulated, flexible ductwork from ventilator
inlet to diffuser location(s) and 6" flexible ductwork
from ventilator outlet to roof or wall cap.Outlet side is
marked with label.
FRAMING
OR
FROM
DIFFUSERS
OUTLET
SIDE
DUCT
TAPE
OR
CLAMP
TO ROOF OR
WALL CAP
2. To minimize condensation inside of ductwork in the
attic, cover ductwork with additional insulation. Also,
avoid forming condensation traps in the ductwork runs.
3. Seal ductwork to ventilator and roof or wall cap with
duct tape or clamp (available separately).
4. If some ventilator inlets will not be used: Place the
inlet cover(s) (provided) over the unused inlet(s) and
tape them in place.
WIRE THE VENTILATOR
WARNING: DISCONNECT POWER AT SERVICE
ENTRANCE AND LOCK OUT SERVICE PANEL
TO PREVENT POWER FROM BEING SWITCHED
ON ACCIDENTALLY.
GROUND
WIRE
BLACK
WHITE
GROUND
(Green or
Bare Wires)
120 VAC
LINE IN
Use an ON/OFF switch to control the in-line ventilator.
Accessory timers and humidity controls are also available.
1. Remove the wiring adapter plate.
2. Attach power cable to wiring adapter plate using U.L./
CSA approved connector.
3. Connect black to black, white to white, and green or
bare wire to green ground screw.
4. Replace wiring adapter plate. Make sure tab on hous-
ing slides through slot in plate.
WIRING ADAPTER
PLATE
BLACK
ON/OFF
SWITCH
BLACK