Number of 90° Elbows
Weather Hood Type
Recommended
Use Only for Short Run Installations
2
47 feet [14.3 m]
41 feet [12.5 m]
3
36 feet [11.0 m]
30 feet [9.1 m]
4
28 feet [8.5 m]
22 feet [6.7 m]
Table 4
NOTE: Deduct 6 feet [1.8 m] for each additional elbow.
NOTE: The maximum length of a 4 in. [102 mm] diame-
ter flexible metal duct must not exceed 7.87 ft. [2.4 m],
as required to meet UL2158, clause 7.3.2.A.
Multi-Dryer Installation Exhaust Requirements
Figure 24
shows a typical example of a multiple dryer installa-
tion. Note how each dryer has its own exhaust system vented to
the central exhaust duct.
SWD998N_SVG
4
3
2
1
1.
58786 Backdraft Damper (Available through your local authorized parts source)
2.
Clean Out Cover (Must be provided). Inspect monthly.
3.
Weather Hood or Sweep Elbow (No cap or screen)
4.
24 in. [610 mm] Minimum Clearance to Roof/Ground
Figure 24
Installation
©
Copyright, Alliance Laundry Systems LLC -
DO NOT COPY or TRANSMIT
28
Part No. 805419R3
Содержание SWD455C SVG
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