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.
Factory-shipped
Factory-shipped
MAX.
Horizontal
MAX.
Horizontal
discharge
discharge
22"
22"
Mounting brackets in
factory-shipped position -
mounted directly to joists.
(Outlet parallel to joists.)
(New construction)
Housing
Housing
Converted to
1½"
Converted to
1½"
Vertical Discharge
Vertical Discharge
2½"
2½"
18"
18"
Mounting brackets flipped
over and mounted to
additional framing.
(Outlet vertical.)
(New or existing construction)
WIRING OPTIONS
WIRING PLATE
POSITION
HORIZONTAL POWER
CABLE CONNECTION
Wiring plate mounts to side or top of housing.
Factory-shipped
Factory-shipped
Horizontal
Horizontal
1
/
"
1
1
/
8
"
1
8
discharge
discharge
18"
18"
Mounting brackets flipped
over and mounted to
additional framing.
(Outlet parallel to joists.)
(Existing construction)
Factory-shipped
Factory-shipped
to
to
Horizontal
Horizontal
discharge
discharge
22"
22"
Mounting brackets flipped
over and mounted to top of
housing. Housing secured
with cables.
(Outlet parallel to joists.)
(New or existing construction)
VERTICAL
POWER
CONNECTION
Losone Select Ceiling Mount Ventilation
DUCTING OPTIONS
BLOWER DISCHARGE POSITIONS
DUCT
CONNECTOR
(this side)
1½"
1½"
to
to
2½"
2½"
Ventilator shown in
horizontal discharge
position. (Factory shipped)
DUCTING (Vertical blower discharge)
12" ROUND DUCT
8" X 12" TO
12" ROUND
TRANSITION
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.
CABLE
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
Models: L900 & L1500
CONNECTOR
(this side)
MOVABLE
PANEL
vertical discharge position.
(Change movable panel to
new location as shown.)
Typical ductwork connection to a
ventilator converted to vertical discharge.
MOVABLE
PANEL
(Change to this
DUCT
location)
Ventilator shown in
ROOF CAP