Specifications

NOTE: For applications using vent pipe option indicated by
dashed lines in Figure 52 and Figure 53, rotate vent elbow 90°
from position.
3. Disassemble loose pipe fittings. Clean and cement using
same procedures as used for system piping.
For Ventilated Combustion Air Terminations, terminate as
shown in Figure 53.
(Direct Vent / 2-Pipe System ONLY)
When two or more furnaces are vented near each other, two
vent terminations may be installed as shown in Figure 52, but
Figure 57 |Crawl Space Vent Termination
J.
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Ventilated Combustion
Air intake pipe
/
_1_ Pipe hangar
Ventilated Combustion Air
intake termination in crawl
space
next vent termination must be at least 36-in. (914 mm) away
from first two terminations. It is important that vent terminations
be made as shown in Figure 52 to avoid recirculation of flue
gases.
Inducer Outlet Restrictor
The loose parts bag may contain an inducer outlet restrictor.
The outlet restrictor is NOT used on these furnaces. Discard
restrictor.
3" (76 mm)
t
12" (305 ram)
CRAWL SPACE
Figure 58 _Attic Vent Termination
t throu hgb._=_
roof flashing
Ventilated Combustion
Air intake pipe
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ATTIC
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440 01 4201 01 Specificati ..... bject to change without notice. 43