GE Profile PTDS850GMWW Manuel De L'utilisateur Et Instructions D'installation page 26

EXHAUSTING THE DRYER (cont.)
WARNING
USE ONLY METAL 4 DUCT. DO NOT USE
DUCT LONGER THAN SPECIFIED IN THE EXHAUST
LENGTH TABLE.
Ducting longer than 90 equivalent feet will:
• Increase the drying times and the energy cost.
• Reduce the dryer life.
• Accumulate lint, creating a potential fire hazard.
EXAMPLE ONLY
The following chart describes an example of one
possible ductwork installation.
Wall Cap Type
Recommended
4"
(10.2 cm)
Use Only for Short
Run Installations
2 / "
1
2
(6.35 cm)
Installation Instructions
Number of 90° Elbows
4"
(10.2 cm)
The correct exhaust installation is your
responsibility.
Problems due to incorrect installation are not
covered by the warranty.
The length of the exhaust system depends upon
the type of duct, number of turns and the type of
exhaust hood (wall cap), and all conditions noted
below. Both rigid and flexible metal ducts are shown
in the table.
For satisfactory air movement, the total duct length
should not exceed 90 equivalent feet.
Maximum Length of 4-inch Diameter
0
1
2
3
4
0
1
2
3
4
26
Rigid Metal Duct
65 ft. (19.8 m)
55 ft. (16.8 m)
47 ft. (13.7 m)
36 ft. (11.0 m)
28 ft. (8.5 m)
55 ft. (16.8 m)
47 ft. (13.7 m)
41 ft. (12.5 m)
30 ft. (9.1 m)
22 ft. (6.7 m)