7
WARNING
Fire hazard! Do not install boiler on carpeting.
Failure to follow these instructions could result in
death or serious injury.
!
Minimum Clearances To Combustible Construction
(As Seen From Above)
3 - LOCATING THE BOILER
CAUTION
Boiler weight exceeds 200 pounds (90.7 kg). Do not
lift boiler without assistance.
!
!
1.
Installation shall conform to the requirements of the
authority having jurisdiction or, in the 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. Where required
by the authority having jurisdiction, the installation
must conform to the
Standard for Controls and Safety
Devices for Automatically fired Boilers
, ANSI/ASME
CSD-1.
2.
Boiler series is classified as a Category I. Vent
installation shall be in accordance with "Venting of
Equipment", of the
National Fuel Gas Code
, ANSI
Z223.1/NFPA 54, or "Venting Systems and Air Supply
for Appliances," of the
Natural Gas and Propane
Installation Code,
CAN/CSA B149.1, or applicable
provisions of the local building codes.
3.
Boiler has met safe lighting and other performance
criteria with the gas manifold and control assembly on
the boiler per the latest revision of ANSI Z21.13/CGA
4.9.
4.
Install boiler such that gas ignition system components
are protected from water (dripping, spraying, rain,
etc.) during appliance operation and service, (circulator
replacement, condensate trap, control replacement,
etc.).
5.
Locate boiler on level, solid base as near chimney as
possible and centrally located with respect to heat
distribution system as practical.
6.
Horizontal vent run to chimney shall be as short as
practicable. Refer to NFPA 54 to determine maximum
permissible horizontal run for chimney type and height.
7.
Verify floor will support weight of boiler, water and
equipment.
8.
May be installed on combustible floor.
Do not install
boiler on carpeting.
9.
Do not install where gasoline or other flammable
liquids or vapors will be stored or used. See Table 3-1,
Contaminants.
10.
Chimney shall be lined in a manner acceptable to the
authority having jurisdiction.
11.
If installing in a garage boiler shall be 18" above floor.
3.2 Minimum Clearances to Combustible
Construction
3.1 Installation Requirements
2"
6"
BOILER
18"
9"
Front
Control
Side
1.
Minimum clearances to combustible construction are:
Top
10 inches (254 mm)
Front
Alcove*
Flue Connector
6 inches (152 mm)
Rear
6 inches (152 mm)
Gas Valve Side (Right Side)
9 inches (229 mm)
Left Side
2 inches (51 mm)
Hot Water Piping
Per Local Code
* Definition of Alcove is three sided space with no wall in
front of boiler. ANSI standard for alcove is 18 inches from
front of appliance to leading edge of side walls as shown
below.
NOTE: Greater clearances for access and servicing should
supersede fire protection clearances.
3.3 Recommended Clearances for Service
1.
Allow 24 inches (610 mm) at front and one side for
servicing and cleaning.
2.
When installed in utillity room, door should be wide
enough to allow largest boiler part to enter, or to permit
replacement of another applicance such as a water
heater.
PN 240012809, Rev. C [11/15/2020]
