IBC VFC 45-225 - 1.5.1.1 WITH SCHEDULE 40 PLASTIC VENTING SYSTEMS; 1.5.1.2 WITH PPS VENTING SYSTEMS

1-13
INSTALLATION
VFC 15-150 - VFC 45-225 MODULATING GAS BOILERS
Air intake lter IBC Part # 103
1.4.9 Combustion Air Filtration
If combustion air contamination from ingested particulate matter may be a
concerninanyinstallation,anoptionalairintakeltermaybeinstalled.IBC
suppliedairintakeltershaveaknownpressuredropandfoulingfactorand
should be used as a component of the combustion air system according to the
allowable intake length in Table 4.
1.4.10 Closet Installations
Forinstallationsinaconnedspace(suchasacloset),ventilationopeningsmay
be needed through a door or wall to prevent excessive heat from building up
inside the space.
The boiler shall not be exposed to ambient conditions above 122°F (50°C) or
below 32°F (0°C).
NOTE
Combustion fan
blockages can occur when
environmental particulate and
foreign matter contaminants
(leaves, dust, dandelion &
cottonwood uff, etc) are
drawn into the air intake. In
areas where this problem is
suspected to be an issue,
our optional air intake lter
should be installed.
Filters should be checked
and cleaned or replaced on
a regular schedule based on
the severity of the problem.
Figure 13: Direct vent - intake, exhaust and condensate removal system with optional air
intake lter (ltration may also be used on indoor air applications as required)
Figure 12: Optional air intake lter
IBC Part #103 - Filter element alone
is IBC Part #104