Roberts Gorden CoRayVac CRV-B-10, Installation, Operation & Service Manual

Page: 44 / 94

CRV-S
ERIES
I
NSTALLATION
, O
PERATION AND
S
ERVICE
M
ANUAL
38 of 83
9.2.3 Vertical Ventin g
See Page 39, Figure 18 for recommended v ertical
v enting options.
9.2.4 Horizontal Ventin g
See Page 40, Figure 19 through Page 42, Figure 21
for recommended horizontal v enting options.
9.2.5 Len g th Re q uirements
See EP-100, EP-200 or EP-300 P u mp Series
Installation, Operation and Ser v ice Man u als for
complete v enting options.
Vent lengths are allo w ed as follo w s:
Seal all pipe joints w ith high temperat u re silicone
sealant in the v ent pipe. Ins u lation and additional
sealing meas u res w ill be req u ired.
Optional heat exchanger lengths are considered as
v ent length for length determination.
S u btract 15' (4.6 m) of maxim u m allo w ed v ent or
o u tside air d u ct length per v ent elbo w if more than
three are u sed.
9.2.6 Vent Material Recomendations
Vent recommendations in order of preferred u se:
1. Porcelain coated t u bing 4'' (10 cm) O.D.
(P/N 9141030D)
2. Heat treated al u minized t u bing 4'' (10 cm) O.D.
(P/N 91409408)
Heat treated al
u minized t u bing 6'' (15 cm) O.D.
(P/N E0009105)
3. Single w all fl u e pipe - minim u m 26 ga.
(Not s u itable for mod u lating and condensing
system designs.)
Vent Len g th
EP-300 Vent
Size
EP-200 Vent
Size
EP-100 Vent
Size
Up to 10' (3 m)
6" (15 cm) -
1 elbo w
4" (10 cm) -
1 elbo w
-
Up to 25' (8 m)
7" (18 cm) -
3 elbo w
5" (12.7 cm) -
3 elbo w s
4" (10 cm) -
3 elbo w s
Up to 50' (15 m)
8" (20 cm) -
3 elbo w
6" (15 cm) -
3 elbo w s
5" (12.7 cm) -
3 elbo w s