3
MOUNTING OPTIONS
Mounting brackets in
factory-shipped position -
mounted directly to joists.
(Outlet parallel to joists.)
(New construction)
Mounting brackets flipped
over and mounted to
additional framing.
(Outlet vertical.)
(New or existing construction)
Mounting brackets flipped
over and mounted to
additional framing.
(Outlet parallel to joists.)
(Existing construction)
Mounting brackets flipped
over and mounted to top of
housing. Housing secured
with cables.
(Outlet parallel to joists.)
(New or existing construction)
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.
22"
22"
MAX.
1
1
/
8
"
18"
1½"
to
2½"
18"
1½"
to
2½"
Factory-shipped
Horizontal
discharge
Factory-shipped
Horizontal
discharge
Housing
Converted to
Vertical Discharge
Factory-shipped
Horizontal
discharge
22"
22"
MAX.
1
1
/
8
"
18"
1½"
to
2½"
18"
1½"
to
2½"
Factory-shipped
Horizontal
discharge
Factory-shipped
Horizontal
discharge
Housing
Converted to
Vertical Discharge
Factory-shipped
Horizontal
discharge
WIRING OPTIONS
Wiring plate mounts to side or top of housing.
WIRING PLATE
POSITION
HORIZONTAL POWER
CABLE CONNECTION
VERTICAL
POWER
CABLE
CONNECTION
Losone Select Ceiling Mount Ventilation
Models: L900 & L1500
DUCTING OPTIONS
BLOWER DISCHARGE POSITIONS
DUCT
CONNECTOR
(this side)
MOVABLE
PANEL
DUCT
CONNECTOR
(this side)
MOVABLE
PANEL
(Change to this
location)
Ventilator shown in
horizontal discharge
position. (Factory shipped)
Ventilator shown in
vertical discharge position.
(Change movable panel to
new location as shown.)
ROOF CAP
12” ROUND DUCT
8” X 12” TO
12” ROUND
TRANSITION
DUCTING (Vertical blower discharge)
Typical ductwork connection to a
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.
