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MOUNTING OPTIONS
¼-20 hex nuts secure mounting brackets to housing.
Loosen and re-tighten or remove and replace nuts
as necessary for desired mounting bracket position.
12¼"
Mounting brackets in
12¼"
factory-shipped position.
(Outlet parallel to joists.)
12¼"
(New construction)
12¼"
12¼"
Mounting brackets mounted
12¼"
to outlet sides of housing.
(Outlet perpendicular to joists.)
(New construction)
12¼"
12¼"
12¼"
Mounting brackets mounted
to top of sides of housing.
(Outlet parallel to joists.)
(New or existing construction)
WIRING OPTIONS
WIRING PLATE
POSITION
HORIZONTAL POWER
CABLE CONNECTION
Wiring plate mounts to side or top of housing.
1
/
"
1
8
MAX.
1
/
"
1
8
MAX.
12¼"
/
1
1
"
8
Mounting brackets flipped
MAX.
12¼"
over and mounted to outlet
sides of housing.
12¼"
(Outlet parallel to joists.)
(Existing construction)
12¼"
12¼"
Mounting brackets flipped
12¼"
over to give approx. 1"
more clearance.
(Outlet parallel to joists.)
(New construction)
/
9
1
"
2
to
10
/
"
1
2
9
/
"
1
2
to
/
10
1
"
12¼"
2
9
/
"
1
2
to
12¼"
10
/
"
1
2
12¼"
Mounting brackets flipped
over and mounted to top of
sides of housing.
(Outlet parallel to joists.)
(New or existing construction)
VERTICAL
POWER
CABLE
CONNECTION
Losone Select Ceiling Mount Ventilation
Models: L100, L150, L200, L250 & L300
DUCTING OPTIONS
BLOWER DISCHARGE POSITIONS
DUCT CONNECTOR
1½"
to
2½"
1½"
to
2½"
1½"
to
2½"
BLOWER
/
1
1
"
2
Blower and duct connector
to
2
/
"
1
2
1
1
/
"
in horizontal discharge
2
to
2
/
"
1
position. (Factory shipped)
2
1
/
"
1
2
to
2
/
"
1
2
DUCTING (Vertical blower discharge)
ROUND
DUCT*
10
/
"
3
4
to
11
/
"
3
4
10
/
"
3
4
to
/
11
3
"
4
/
10
3
"
4
to
11
/
"
3
4
*L100 & L150 use 6" round duct.
*L200, L250 * L300 use 8" round duct.
ventilator converted to vertical discharge.
USE AND CARE
Ventilator is designed for continuous operation. If desired,
it may be controlled using an on/off switch or a solid-state,
variable speed control. Follow wiring instructions packed
with control, and adhere to all local and state codes, and
the National Electrical Code.
WARNING: To reduce the risk of electric shock,
disconnect from power supply before servicing.
To clean grille: Use appropriate vacuum attachment or
remove grille and clean with a soft cloth and mild soap or
detergent. Dry grille thoroughly before reinstalling.
To clean blower assembly: Remove grille, unplug blower
from housing, remove blower mounting nuts, and carefully
remove blower from housing. Use appropriate vacuum
attachment or a soft cloth and mild soap or detergent to
clean blower discharge area and wheel. DO NOT ALLOW
WATER TO ENTER MOTOR. Make sure blower assembly is
completely dry before reinstalling.
Motor is permanently lubricated. Do not oil or disassemble motor.
3
DUCT CONNECTOR
Change
blower &
duct
connector
positions for
vertical
discharge.
BLOWER
Blower and duct
connector in vertical
discharge position.
ROOF CAP
Typical ductwork connection to a
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