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Heating
Boiler
Input
Capacity
No.
Btu/Hr.
Btu/Hr.
3
50,000
44,000
Section
(14.7 KW)
(12.9 KW)
4
100,000
87,000
Section
(29.3 KW)
(25.5 KW)
5
140,000
122,000
Section
(41.0 KW)
(35.7 KW)
NOTE: Input rating for applications 0-2000 ft ( 0-610m) above sea level.
United States: Over 2000 ft (610m) above sea level. Reduce input rate 4% for every 1000 ft (304m) above sea level.
Canada: 2000-4500 ft (610-1350m) above sea level. Reduce input rate 10%.
Canada over 4500 ft (1350m) above sea level. Contact Provincial authority having jurisdiction.
STANDARD EQUIPMENT:
Boiler Jacket, Cast Iron Boiler Battery, Limit Control, Re-
movable Transformers, Plug in Relay, Theraltimeter Gauge,
Circulator (field mounted), Main Gas Burners, Hot Surface
Pilot; A.S.M.E Relief Valve, Drain Valve, Induced Draft Fan,
Safety Pressure Switch, and Combination Intake/Exhaust
Termination Kit.
All boilers are design certified for installation on non-com-
bustible floors. For installation on combustible floors, use
combustible floor kit.
BOILER RATINGS, CAPACITIES & DIMENSIONS
Boiler Ratings, Capacities & Dimensions
Natural
Net Output
Gas
A
Btu/Hr.
Inlet
38,000
1/2"
15.1/8"
(11.1 KW)
(1.27 cm)
(38 cm)
76,000
1/2"
19"
(22.3 KW)
(1.27 cm)
(48 cm)
107,000
1/2"
22.7/8"
(31.3 KW)
(1.27 cm)
(58 cm)
Dimensions
B
C
D
3.1/2"
3.1/2"
5"
(9 cm)
(9 cm)
(12.7 cm)
3.1/2"
3.1/2"
6.1/2"
(9 cm)
(9 cm)
(16.5 cm)
4.1/4"
4.1/8"
8.3/8"
(11 cm)
(11 cm)
(21.3 cm)
This boiler is a Direct Vent Designed Certified appliance
which requires a special horizontal through the wall venting
system.
Use ONLY the venting material products listed below:
• HEAT-FAB
SAF-T-VENT
®
• FLEX-L
STAR-34™
®
• ProTech
FasNSeal
™
• Z-FLEX
Z-VENT™
®
Consult venting addendum for maximum vent lengths and
proper configurations.
Electrical service to be 120 Volts, 15 Amps, 60 Hz.
4
Supply &
No. Of
Water
Return
Burners
Content
Tappings
1.1/4"
4.0 gals
2
(3.2 cm)
(15.14 liters)
1.1/4"
5.6 gals
3
(3.2 cm)
(21.20 liters)
1.1/4"
7.2 gals
4
(3.2 cm)
(27.25 liters)
™
®
AFUE
Ratings
87%
87%
87%
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