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!
Improper installation, adjustment, alteration,
service or maintenance can cause injury or
property damage.
• The installation must conform to the 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.
• Where required by Authority having jurisdiction,
installation must conform to Standard for Controls and
Safety Devices for Automatically Fired Boilers, ANSI/
ASME CSD-1.
• LOCATE BOILER on level, solid base as near the outside
wall as possible and centrally located with respect to the
heat distribution system as practicable.
• Allow 24 inches (61cm) at front and right side for
servicing and cleaning.
• When installed in utility room, the door should be wide
enough to allow the largest boiler part to enter, or to
permit replacement of another appliance such as a
water heater.
• The boiler shall be installed such that the gas ignition
system components are protected from water, (dripping,
spraying, rain, etc.), during appliance operation and
service, (circulator replacement, condensate trap,
control replacement, etc.).
• For installation on non-combustible floors only.
The boiler must not be installed on carpeting (for
installation on combustible flooring special base
part no.325-2-8.00 Must be used). Minimum
clearances to combustible constructions are:
TOP
FLUE CONNECTOR
FRONT
REAR
RIGHT SIDE
LEFT SIDE
Refer to Figure 1. Greater clearances for access should super-
sede fire protection clearances.
WARNING
18 in. (46 cm)
2 in. (5 cm)
6 in. (15 cm)
4 in. (10 cm)
9 in. (23 cm)
3 in. (8 cm)
INTRODUCTION
All installations of boilers and venting should
be done only by a qualified expert and in
accordance with the appropriate boiler
!
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 to asphyxiation from poisonous
gases such as carbon monoxide which is
odorless and invisible.
Figure 1 - Min. Clearances To Combustible Materials
3"
(7.6 cm)
MIN.
3
WARNING
4" (10.2 cm)
MIN.
FRONT OF
6" (15.2 cm) MIN.
9"
(22.9 cm)
MIN.
BOILER
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