Prepare Boiler Location - Weil-McLain CGa 2 Series Manual

Gas-fired water boilers
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CGa Series 2 Gas-Fired Water Boiler — Boiler Manual
1b
Prepare boiler location — clearances
Recommended SERVICE clearances
1. Provide clearances for cleaning and servicing the boiler and for
access to controls and components. See Figure 1a for recommen-
dations.
2. Provide at least screwdriver clearance to jacket front panel screws
for removal of front panel for inspection and minor service. If
unable to provide at least screwdriver clearance, install unions and
shutoff valves in system so boiler can be moved for servicing.
clearances
(see
below)
air located on the wall or door opposite the
boiler FRONT (see Figure 1b)
These openings must be located as shown in Figure 1b to provide
proper air flow around the boiler. The free area of each opening
(after deducting for louvers) must be at least
of boiler input. If the building is of unusually
tight construction (see page 11 for definition), the air openings
must connect directly to outside or the building must have air
openings to the outside as specified on page 11.
If clearances are equal to or greater than Figure 1a, see pages 10
and 11 for location and sizing of combustion air openings.
Failure to comply can result in severe personal injury, death or
substantial property damage and reduced boiler life.
Required MINIMUM clearances
personal injury, death or substantial property dam-
age and reduced boiler life.
1.
2.
rial.
3.
recommendation for clearances to combustible material.
Part Number 550-142-900/1016
1a
.
. Failure to comply can result in severe
¹⁄₂
from combustible material.
from combustible mate-
Required MINIMUM clearances
Flooring
flooring, but must never be installed on carpeting.
Do not install boiler on carpeting even
-
if foundation is used. Fire can result,
causing severe personal injury, death
or substantial property damage.
Foundation
1. Provide a solid brick or minimum 2-inch thick concrete
foundation pad if any of the following is true:
Minimum foundation width:
CGa-25/3
CGa-4
CGa-5
Residential garage installations
-
Take the following special precautions when installing the
boiler in a residential garage. If the boiler is located in a
of the garage to assure the burner and ignition
devices will be no less than 18 inches above the floor.
by a moving vehicle.
by:
12"
CGa-6
21"
15"
CGa-7
24"
18"
CGa-8
27"
so it cannot be damaged
7

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