22
IN
S
T
A
L
L
E
R
S
e
c
ti
o
n
WARNING
ABS/PVC venting is no longer approved to be used with
t h i s
product line. Failure to comply could result in
personal injury, death or property damage and could void the boiler warranty.
Do not use any DWV plumbing pipes to vent this boiler.
Use of cellular core PVC (ASTM F891), cellular core CPVC, or Radel® (polyphenolsulfone) in venting systems shall be
prohibited.
Covering non-metallic vent pipe and fittings with thermal insulation shall be prohibited.
All vent pipe and combustion air pipe and fittings must comply with the following:
Materials used in the U.S. must comply with the following relevant standards: ANSI/ASTM D1785, ANSI/ASTMD2661,
ANSI/
ASTM F441.
4.1.4 Flue terminal location
L
D
V
E
B
V
C
F
V
B
B
V
B
V
J
V
H
I
M
V
K
A
V
G
V
VENT TERMINAL
AIR SUPPLY INLET
AREA WHERE TERMINAL
IS NOT PERMITTED
INSIDE CORNER
DETAIL
Fixed
Closed
Operable
B
Fixed
Closed
Operable
V
Vent Termination Minimum Clearances
US Installations
Canadian Installations
A =
Clearance above grade, veranda, porch, deck, or balcony
12" (305mm)
12" (305mm)
B =
Clearance to window or door that may be opened
12" (305mm)
3 ft. (0.9m)
C =
Clearance to permanently closed window
*12" (305mm)
*12" (305mm)
D = Vertical Clearance to ventilated soffit located above the terminal within a
horizontal distance of 2 feet (610 mm) from
the center line of the terminal
18" (457mm)
18" (457mm)
E = Clearance to unventilated soffit
18" (457mm)
18" (457mm)
F =
Clearance to outside corner
9" (229mm)
9" (229mm)
G =
Clearance to inside corner
3
6" (
456
mm)
3
6" (
456
mm)
H = Clearance to each side of center line extended above
meter/
regulator assembly
3 ft. (0.9m) within a height of
15 ft. (4.5m) above the meter/
regulator assembly
3 ft. (0.9m) within a height of
15 ft (4.5m) above the meter/
regulator assembly
I =
Clearance to service regulator vent outlet
3 ft. (0.9m)
3 ft. (0.9m)
J =
Clearance to non-mechanical air supply inlet to building or the
combustion air inlet to any other appliance
12" (305mm)
3 ft (0.9m)
K =
Clearance to mechanical air supply inlet
*3 ft. (0.9m)
6 ft. (1.8m)
L =
Clearance above paved sidewalk or paved driveway
located on public property
*7 ft. (2.1m)
7 ft. (2.1m) †
M =
Clearance under veranda, porch, deck or balcony
*12" (305mm) ‡
12" (305mm)‡
† A vent shall not terminate directly above a sidewalk or paved driveway
that is located between two single family dwellings and serves both
dwellings.
‡Permitted only if veranda, porch, deck or balcony is fully open on a
minimum of one side beneath the floor.
*For clearances not specified in ANSI Z223.1/NFPA 54 or CSA
B149.1, clearance will be in accordance with local installation
codes and the requirements of the gas supplier and these
installation instructions.
2400
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Summary of Contents for UTICA BOILERS MAC-150
Page 10: ...MAC 150 Low Water Pressure Cutoff 10 240011317 REV D 07 30 16...
Page 11: ...MAH 125 Low Water Pressure Cutoff 11 240011317 REV D 07 30 16...
Page 54: ...Coupure de la pression d eau faible 54 240011317 REV D 07 30 16...
Page 84: ...84 S e c t i o n I N S T A L L A T E U R f r 240011317 REV D 07 30 16...
Page 87: ...87 S e c t i o n I N S T A L L A T E U R f r 240011317 REV D 07 30 16...
