INTERIOR-MOUNTED VENT MOTOR
Determine which venting method is best for your application.
Vent system can terminate either through the wall or floor.
Island Location
Front-Mounted (Standard)
Blower Motor
A. Down vent
NOTE: For island locations, a front- or rear-mounted blower
motor can also be mounted for right or left venting if needed for
your application. Most island applications would still require the
venting to be directed down through the floor.
Built-In Cabinet Locations
A
B
A. Down vent
B. Left vent
C. Right vent
10
INSTALLATION INSTRUCTIONS
Venting Methods
Rear-Mounted Blower Motor
A
Island Location —Vent System Installed Under
a Concrete Slab Using PVC Sewer Pipe
Front-Mounted (Standard) Blower Motor
A
M
L
A
Rear-Mounted Blower Motor
A
M
L
A. Wall cap
B. 6" (15.2 cm) round metal vent
C. 16" (40.6 cm) maximum
D. 6" (15.2 cm) round PVC sewer pipe
E. 6" (15.2 cm) round metal vent transition with damper (supplied)
F. 6" (15.2 cm) round PVC coupling
G. Concrete slab
H. 6" (15.2 cm) round PVC sewer pipe
I. 6" (15.2 cm) round 90° PVC sewer pipe elbow
J. Tightly pack gravel or sand completely around pipe.
K. 6" (15.2 cm) round 90° PVC sewer pipe elbow
L. 6" (15.2 cm) round PVC coupling
M. 12" (30.5 cm) minimum
Calculating Vent System Length
C
3¼" x 10" (8.3 cm x 25.4 cm) rectangular vent is required from
the blower motor box. It can be transitioned to 6" (15.2 cm)
round vent if needed.
Maximum Length of Vent System
Vent
6" (15.2 cm) round
3
/
" x 10" (8.3 cm x 25.4 cm)
1
4
To calculate the length of the system you need, add the
equivalent feet (meters) for each vent piece used in the system.
B
D
C
K
J
B
D
C
K
J
Length
35 ft (8.9 m)
35 ft (8.9 m)
E
F
G
H
I
E
F
G
H
I