Venting/Air Piping - General - Williamson-Thermoflo FreeStyle 2 Series Manual

FreeStyle
Series 2 wall mount gas-fired water boiler — Boiler Manual
6 Venting/air piping — general
sizing to approach the minimum size as determined using the
Do not install the
mon vent with any other appliance. This will
resulting in possible severe personal injury, death
or substantial property damage.
existing boiler is removed.
flue gas spillage and carbon monoxide emissions,
causing severe personal injury or death.
When removing a boiler from an
existing common vent system
. When an existing boiler is replaced with a FreeStyle®
boiler requires its own vent and air piping, as specified in this
on the old common vent, because the vent may be too large. The
appliances remaining on the old common vent system.
on the original common vent system. Operate each appliance
will test whether the common vent system can properly vent
each appliance.
Existing vent test procedure
(The following is intended to test whether the appliances
remaining on an existing vent system will operate
satisfactorily.)
1. Seal any unused openings in the common venting system.
2.
zontal pitch and determine there is no blockage or restriction,
leakage, corrosion or other deficiencies which could cause an
3.
ing doors and windows and all doors between the space in
which the appliances remaining connected to the common
Turn on clothes dryers and any appliance not connected to
as range hoods and bathroom exhausts, so they will operate
Close fireplace dampers.
Part number 550-142-950/0919
®
FreeStyle boiler into a com-
existing common vent. The
appliance remaining
4. Place in operation the appliance being inspected. Follow
ance will operate continuously.
5.
6.
ing connected to the common venting system properly
vents when tested as outlined herein, return doors, win-
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