KitchenAid KECD807XBL01 Installation Instructions Manual page 6

Concrete Slab Installations - Exhaust Through Wall
B
6" (15.2 cm) to 31/4"x 10" 1 ft
(8.3 cm x 25.4 cm) transition (0.3 m)
M
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. 5" to 6" (12.7cm to 15.2 cm)
transition
F. 6" (15.2 cm) round
metal duct
G. 6" (15.2 cm) round
PVC coupling
H. Concrete slab
K
I. 6" (15.2 cm) round PVC
sewer pipe
J. 6" (15.2 cm) round 90 °
PVC sewer pipe elbow
K. Tightly pack gravel or sand
completely around pipe.
L. 3O ft (9.1 m) max.
M. 6" (15.2 cm) round 90 °
PVC sewer pipe elbow
N. 6" (15.2 cm) round PVC
coupling
O. 12" (30.5 cm) minimum
Calculating Vent System Length
To calculate the length of the system you need, add the
equivalent feet (meters) for each vent piece used in the system.
Vent Piece 6" (15.2 cm) Round
45 ° elbow 2.5 ft _
(0.8 m ) ...............................
4J
90 ° elbow 5.0 ft
(1.5 m)
6" (15.2 cm) 0.0 ft
wall cap (0.0 m)
31/4 '' x 10" (8.3 cm x 25.4 cm) 4.5 ft
to 6" (15.2 cm) transition (1.4 m)
31/4"x 10" (8.3 cm x 25.4 cm) 9.0 ft
to 6" (15.2 cm) 90 ° elbow (2.7 m)
transition
6" (15.2 cm) to 31/4"x 10 '' 5.0ft
(8.3 cm x 25.4 cm) 90 ° elbow (1.5 m)
transition
31/4 '' x 10" (8.3 cm x 25.4 cm) 5.0 ft
90 ° elbow (1.5 m)
31/4"x 10" (8.3 cm x 25.4 cm) 12.0 ft
flat elbow (3.7 m)
31/4 '' x 10" (8.3 cm x 25.4 cm) 0.0 ft
wall cap (0.0 m)
5" to 6" (12.7 cm to 15.2 cm) 1 ft
transition (0.3 m)
Example vent system
90 ° elbow
(02.ira
1- 90 ° elbow
8 ft (2.4 m) straight
1 - wall cap
System length
6 ff (1.8m)
= 5 ft (1.5 m)
= 8 ft (2.4 m)
= 0 ft (0 m)
= 13 ft (3.9 m)
wall cap
U
NOTE: Flexible vent is not recommended. Flexible vent creates
back pressure and air turbulence that greatly reduce
performance.
6