SUPPleMenTal InSTRUCTIonS
US
Tested For 100 LBS.
ASME
Working Pressure
VENTING GUIDELINES
PFO and DPFO Model
CaST IRon, PReSSURe-FIRed,
WeT BaSe HoT WaTeR BoIleRS
!
CAUTION
Do not use this vent pipe or fit-
tings for venting incinerators of any kind.
!
WARNING
venting system, read all of these instructions and refer to
the vent pipe manufacturer's instructions.
Failure to use a proper venting system will void the manu-
facturer's warranty and may result in rapid deterioration of
the venting system, a potential health hazard.
Faulty vent installation can allow toxic fumes to be released
into living areas. This may cause serious bodily injury or
property damage. Vent performance may also be affected by
improper assembly.
Install separate vents for forced exhaust appliances and
natural draft appliances. A common vent between natural
draft and forced exhaust appliances may cause toxic gases
to exhaust through the natural draft appliance rather than
to the outside air. Breathing exhaust gases will cause serious
personal injury or death.
!
WARNING
venting should be done ONLY by a qualified expert and
in accordance with the appropriate manual. Installing or
venting a boiler or any other gas appliance with improper
methods or materials may result in serious injury or death
due to fire or asphyxiation from poisonous gases such as
carbon monoxide which is odorless and invisible.
For correct installation of your
All installations of boilers and
P/N 240005665, Rev. A [10/08]
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