2
Install return air vent to top of the cabinet:
OPTION 1:
OPTION 2:
(for installations where cabinet does not extend to the ceiling)
Return Air Vent
Return Air Vent
6” round
duct from
AK9028AS
AK9034AS
top of cabinet
FIG.1
FIG.2
FIG.3
airflow
airflow
top of cabinet
soffit or
ceiling
screw
(1 in each corner
of return air vent)
1. Cut a 6-1/2” round opening in top of the
cabinet where the ducting will connect
to the return air vent.
FIG.1
2. Connect 6” round ducting from AK9028AS/AK9034AS
to return air vent collar. Return air vent collar will go
around the ducting. Secure with duct tape.
3. Secure return air vent to top of cabinet with
(4) screws.
Install return air vent to a soffit or ceiling:
(for installations where top of cabinet is flush with the ceiling)
1. Cut a 6-1/2” round opening in soffit or ceiling
where the ducting will connect to the return
air vent.
FIG.2
return air vent collar. Return air vent collar will go
around the ducting. Secure with duct tape.
3. Secure return air vent to soffit or ceiling with
(4) screws.
Note:
Return air vent deflectors should face
the sides to properly direct the air.
FIG.3
screw (1 in each corner
of return air vent)
ZRC-9000 Recirculating Kit Instructions
For Use With AK9028AS and AK9034AS
www.zephyronline.com | 1.888.880.8368
2. Connect 6” round ducting from
AK9028AS/AK9034AS
