Bradford White Combi2 TTW C-DW2-TW50T10FBN, Руководство пользователя

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Venting (Part II) continued-
THROUGH THE WALL VENTING WITH LOW GROUND CLEARANCE:
When vent ing cannot exit t hrough t he w all at a height great er t han or
equal t o 12’’
(30.5 cm) f rom t he ground or f rom t he ant icipat ed snow
level, t hen t he inst allat ion must be modif ied as show n below (see Figure
9). Ref er t o Table 7 f or maximum vent ing lengt hs using 2’’
(5.1 cm) vent
pipe or Table 8 f or maximum lengt hs using 3’’ (7.6 cm) vent pipe.
2” VENT INSTALLATION
3” VENT INSTALLATION
Figure 9
NOTE: For installations requiring both horizontal and vertical runs, the
following rule must be followed: Total length of straight pipe (both
horizontally and vertically) must not exceed the allowable length listed in
the Table 7 and 8 for total number of elbows used.