Combustion Air And Vent Piping - Category I (Chimney Vent) - ECR International CHB-100 Manuel D'installation, D'utilisation Et D'entretien

6 - COMBUSTION AIR AND VENT PIPING - CATEGORY I (CHIMNEY VENT)

WARNING
!
Boiler and venting installations shall be performed
the appropriate manual. Installing or venting boiler
or other gas appliance with improper methods or
materials may result in serious injury or death due
as carbon monoxide with is odorless and invisible.
WARNING
!
Do not connect boiler to any portion of mechanical
draft system operating under positive pressure.
Chimney must be clean, right size, properly constructed
and in GOOD CONDITION.
1.
Installation must conform to requirements of the
authority having jurisdiction or, in absence of such
requirements, to the National Fuel Gas Code, ANSI
Z223.1/NFPA 54 and/or Natural Gas and Propane
Installation Code, CAN/CSA B149.1.
2.
venting, and 4" is minimum permissible vent diameter.
This does not imply vent connector is intended to be 4"
diameter pipe. Vent connector shall be sized according
to appropriate venting tables in the National Fuel
Gas Code and may be required to be larger than 4"
diameter.
NOTICE
Boiler installation for chimney venting is not
secured.
3.
boilers with lower stack or exhaust temperature.
4. Venting into masonry chimney without liner, line
chimney from top to bottom with either:
A. Listed Type B vent pipe
B.
C. Poured ceramic liner.
5. Outside chimneys should not be used unless they are
(choose one of the following):
A. Enclosed in a chase
B. Lined with Type B vent pipe
C.
D.
6.
Vent connector from boiler to chimney should run as
directly as possible with as few elbows as possible.
EN
7.
Common venting shall not be allowed. Boiler and
chimney vent. Consult appropriate Vent Sizing Tables
multiple appliance venting.
8.
Boiler is only appliance connected to vent, Type B vent
pipe is recommended for vent connector.
9.
Slope pipe up from boiler to chimney not less than 1/4"
per foot (21mm/m).
10.
connection.
11.
Fasten sections of vent pipe with sheet metal screws to
make piping rigid. Use stovepipe wires to support pipe
from above.
12.
13. Do not install damper on this boiler.
Figure 12
3”
Boiler is provided with a 3" vent connection, 3" x 4"
This does not mean that the connection to the chimney will
always be 4".
16
3”