Series 8HE
Water Content,
gal
Minimum
Stack
Draft
Required,
in. W.C.
Boiler
Model
Number
Input
Heating
Capacity
5
,
MBH
Net Ratings
4
AFUE,
%
GPH¹
MBH
Water
Steam
Steam,
sqft
Steam,
MBH³
Water,
MBH²
Water
Steam
Water
Steam
8HE-3L
0.85
119
104
103
321
77
90
86.2
84.8
11.75
12.00
-0.04
8HE-3H
1.05
147
126
124
388
93
110
85.0
83.6
11.75
12.00
-0.05
8HE-4L
1.25
175
151
151
471
113
131
85.4
85.3
14.75
14.87
-0.04
8HE-4H
1.50
210
180
179
558
134
156
85.1
84.3
14.75
14.87
-0.05
8HE-5L
=
1.75
245
212
–
–
–
184
85.5
–
17.75
–
-0.05
8HE-5H
=
1.95
273
235
–
–
–
204
85.0
–
17.75
–
-0.06
22
Table 7.1:
Boiler Ratings
=
Top venting only.
1
Burner input based on No. 2 fuel oil with a heating value of 140,000 Btu per gallon.
2
Net water ratings based on an allowance of 1.15.
3
Net steam ratings based on an allowance of 1.333.
4
Consult factory before selecting a boiler for installations having unusual piping and pickup requirements, such as intermittent system operation, extensive
piping systems, etc.
5
Heating Capacity and Annual Fuel Utilization Efficiency (AFUE) ratings are based on U.S. Government tests, with 13% CO
2
and –0.02" w.c. draft over fire.
Before purchasing this appliance, read important information about its estimated annual energy consumptions or energy efficiency rating that is available from
your retailer.
6
Chimney Size: 8" x 8" x 15 ft.
BOILER DIMENSIONS & RATINGS
BOILER RATINGS
