7
After it has been determined each appliance remaining
6.
connected to common venting system properly vents
when tested as outlined above, return doors, windows,
exhaust fans and any other gas-burning appliance to
their previous condition.
Any improper operation of common venting system
7.
should be corrected so installation conforms with the
National Fuel Code, ANSI Z223.1/NFPA 54, or Natural
Gas and Propane Installation Code, CAN/CSA B149.1.
When resizing any portion of common venting system,
common venting system should be resized to approach
minimum size as determined using appropriate tables
in chapter 13 of the National Fuel Code, ANSI Z223.1/
NFPA 54, or Natural Gas and Propane Installation Code,
CAN/CSA B149.1.
Placing The Boiler
Place boiler to provide most direct connections to
•
combustion air, vent, and system piping as possible.
Place crated boiler as close to selected location as
•
possible and uncrate boiler.
Move uncrated boiler into position with appliance dolly
•
or 2-wheel hand truck.
Insert dolly or hand truck under
•
right hand side of
boiler. It is possible to slide boiler for short distance on
smooth fl oor or surface.
3 - LOCATING THE BOILER