Flooring And Foundation; Garage Installation; Air Openings - Weil-McLain 4 Series Manual

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Prepare Boiler Location, continued
1

Flooring and Foundation

The 94 boiler is approved for installation on
combustible flooring, but must never be installed on
carpeting
2
WARNING
!
Do not install the boiler on carpeting even if
a foundation is used. Installing a boiler on
carpeting can cause a fire, which can result in
severe personal injury, death, or substantial
property damage.
3
1 The boiler mounting surface must be level and
suitable for the load
2 Provide a solid foundation pad at least 4 0"
(101.6 mm) above the floor if any of the following
is true:
4
• Floor can become flooded.
• The floor is dirt, sand, gravel, or other loose
material
• The boiler mounting area is severely uneven or
sloped
3 Foundation may be brick or concrete
construction The minimum foundation
5
dimensions are listed in Table 3
4 If flooding is possible, elevate the boiler
sufficiently to prevent water from reaching the
boiler

Garage Installation

6
Take the following special precautions when installing
the boiler in a garage
• Mount the boiler at a height above the floor as
specified in the latest edition of the National Fuel
Gas Code – ANSI Z223 1/NFPA 54, latest edition,
7
for U S installations
• Locate or protect the boiler so it cannot be
damaged by a moving vehicle
• Ensure that the installation complies with all
applicable codes
8

Air Openings

Openings in floors, walls, ceilings, or roofs must be
designed for fire stopping as required by local codes.
8
sTeam series
94
Figure 1 Boiler foundation, when required
Always use steel strips as
shown for proper draw-up
and alignment of sections.
" x 3 "
o n g
( 2 ) ¼
x L 1 l
p l a t e s
S t e e l a p a r t
x 5 1 "
Table 3 Minimum foundation dimensions
Boiler Length, L1
Model (inches)
1494 91
1594 97
1694 103
1794 109
1894 115
1994 121
Vent pipe openings through combustible materials
must be 3/8" (9 5 mm) larger in diameter than the
vent pipe
Air pipe openings should be 3/8" (9 5 mm) larger
in diameter than the pipe or as required by the pipe
manufacturer
WARNING
!
Pipe openings that do not have the required
diameter can cause a fire, which can result in
severe personal injury, death, or substantial
property damage.
Provide air openings for combustion air and
ventilation of the room Follow the National Fuel Gas
Code – ANSI Z223 1/NFPA 54, latest edition for the
U S
Follow all applicable codes to size and verify
size of the combustion and ventilation air openings
into the space See the Venting and Combustion
Air sections starting on page 39 for required air
openings and sizing
boiler manual
4
i l e r i l e r
o f b o o f b o
B a c k B a c k
5 1 "
H H
4 "
L 1 L 1
6 6 "
Height, H Boiler Length, L1
(All) Model
2094
2194
Consult burner
2294
manufacturer
for required
2394
clearances
2494
2594
550-100-157/0523
230032
(inches)
127
133
139
145
151
157