28
SECTION J-1
Natural Draft Vertical Venting (Category I)
NATURAL DRAFT VERTICAL VENT
NOTE:
**Vent lengths are based on a lateral length of 2 feet. Refer to the latest edition of the National Fuel Gas Code for further
details. (ANSI Z223.1)
Fig. #9228
10' OR LESS
2' MIN
VENT CAP
2' MIN
VENT PIPE
BOILER UNIT
COMBUSTION
AIR FILTER
Содержание 302-902
Страница 7: ...7 General Information ...
Страница 49: ...49 WIRE DIAGRAM MODEL 302 402 Reference Drawing Number M152462 Rev M H4 W1 ...
Страница 50: ...WIRE DIAGRAM MODEL 302 402 Reference Drawing Number M152470 Rev J H3 W3 50 ...
Страница 51: ...51 WIRE DIAGRAM MODEL 502 752 Reference Drawing Number M152464 Rev R H3 HW3 ...
Страница 52: ...WIRE DIAGRAM MODEL 902 Reference Drawing Number M152465 Rev P H3 W3 52 ...