15
DRYER VENTING REQUIREMENTS
DRYER VENTING REQUIREMENTS
102 mm (4") Diameter Exhaust Hoods
Box Hood Louvered Hood
Angled Hood
Vent Hoods
Exhaust hood must be at least 305 mm (12") from the ground
or any object that may be in the path of the exhaust (such as
flowers, rocks, bushes, or snow).
Maximum Vent Length/Vent Connection
Maximum length of vent system depends upon the type of vent
used, number of elbows, and type of exhaust hood.
Vent System Chart (Rigid Metal Vent)
No. of 90˚ Turns
Box and
Louvered Hood
Angled Hood
0
39.6 m (130 ft)
39.3 m (129 ft)
1
38.1 m (125 ft)
36.3 m (119 ft)
2
35.1 m (115 ft)
33.2 m (109 ft)
3
32.3 m (106 ft)
30.5 m (100 ft)
4
29.9 m (98 ft)
28.0 m (92 ft)
For vent systems not covered by the vent specification chart,
see your parts distributor.
Provision must be made for enough air for combustion and
ventilation. (Check governing codes and ordinances.) See
“Recessed Area and Closet Installation Instructions” in the
“Location Requirements” section.
A 102 mm (4") outlet hood is preferred. However, a 64 mm
(2
1
⁄
2
") outlet exhaust hood may be used. A 64 mm (2
1
⁄
2
") outlet
creates greater back pressure than other hood types. For
permanent installation, a stationary vent system is required.
Connect Vent
1.
If connecting to existing vent, make sure the vent is clean.
2.
Using a 102 mm (4") clamp, connect vent to exhaust outlet
in dryer.
NOTE:
Do not remove vent collar.
Vent System Length
3.
Tighten hose clamp with Phillips screwdriver.
4.
Make sure the vent is secured to exhaust hood with
a 102 mm (4") clamp.
5.
Move dryer into final position. Do not crush or kink vent.
Make sure dryer is level.
NOTE:
Testing for proper ventilation should be done with a
Manometer. Minimum: 0.2 mm (0.01"). Maximum: 16 mm (0.6").
Vent Collar
12" min.
(305 mm)
305 mm minimum
(12")
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