MODELS VQL400 • VQL500 • VQL700
Page 2
ACME ENGINEERING & MANUFACTURING CORP.
P.O. Box 978
Muskogee, Oklahoma 74402
TYPICAL INSTALLATION
MOUNTING
(New Frame Construction)
CEILING
JOIST
(24” centers
shown)
10” ROUND DUCT
Factory-shipped unit installed in new construction.
MOUNTING
SCREW
Blower factory-shipped
in horizontal
discharge position.
Mounting brackets
factory-shipped in
position for ½” ceil-
ing material.
MOUNTING
(Existing Frame Construction)
Factory-shipped unit installed in existing construction.
TYPICAL INSTALLATION
WIRING
WIRING
PLATE
WHITE
TO
WHITE
BLACK
TO
BLACK
TOP / BACK
OF HOUSING
120 VAC LINE IN
GROUND TO
WIRING PLATE
10” ROUND
DUCT
FINISHED
CEILING
MATERIAL
CEILING JOIST
(24” centers
shown)
2 X 4 FRAMING
(wide side down)
MOUNTING
BRACKETS
(Attached to
opposite sides
of housing &
upside-down,
so housing is
flush with
finished ceiling)
DUCTING
(Straight-through blower discharge)
Two ways to connect ductwork to a factory-shipped unit.
Ventilator can be wired from outside of housing.
Use UL approved connectors to wire per local codes.
ROOF CAP
10”
ROUND
ELBOW
10”
ROUND
DUCT
WALL
CAP
NOTE: Make sure the shipping tape is removed from the damper flap
and that damper flap opens and closes freely inside the ductwork.
Use duct tape to make ductwork connections secure and air-tight.
4½” X 18½”
TO 10” ROUND
TRANSITION
MOUNTING
SCREW
4½” X 18½”
TO 10” ROUND
TRANSITION
4½” X 18½”
TO 10” ROUND
TRANSITION
10” ROUND
DUCT
4½” X 18½”
TO 10” ROUND
TRANSITION
10” ROUND
DUCT
4½” X 18½” TO 10”
ROUND TRANSITION
10”
ROUND
DUCT