Boiler Ratings And Capacities - Dunkirk 3EW.65 Installation, Operation & Maintenance Manual

Figure 1 - Dimensions
BOILER
MODEL NO.
Without
+gph
Tankless Coil
»3EW.65 0.65
»3EW.75 0.75
3EW1.00 1.00
»4EW.90 0.90
»4EW1.25 1.25
4EW1.50 1.50
»5EW1.20 1.20
5EW1.75 1.75
* Mbh = 1,000 BTU per hour
**Heating Capacity based on 13% CO
accordance with the D.O.E. (Department of Energy) test procedure.
+ gph = Gallons per hour oil at 140,000 BTU per gallon
++A.F.U.E. = Annual Fuel Utilization Efficiency based upon D.O.E. test procedure.
‡ Net AHRI Water Ratings based on piping and pickup allowance of 1.15. Consult manufacturer before selecting boiler
for installations having unusual piping and pickup requirements, such as intermittent system operation, extensive
piping systems, etc.
>> As Energy Star Partner, manufacturer has determined this product meets Energy Star guidelines for energy efficiency.

BOILER RATINGS AND CAPACITIES

BOILER RATINGS AND CAPACITIES
INPUT
**HEATING
CAPACITY
*Mbh
*Mbh
91 80
105 92
140 120
126 111
175 151
210 179
168 147
245 210
[BTU = British Thermal Unit]
with a 0.02" w.c. draft over fire, and a #1 smoke or less. Testing was done in
2
1 1/4"
‡NET
AHRI
A.F.U.E. NO.
RATING
++ SEC.
WATER
*Mbh
70 86.3
80 85.2
104 84.0
97 86.0
131 85.0
156 84.0
128 86.5
183 84.3
3
DIMENSIONS
MINIMUM
CHIMNEY
SIZE/
A
HEIGHT
3 8" X 8" X 15" 14½
3 8" X 8" X 15" 14½
3 8" X 8" X 15" 14½
4 8" X 8" X 15" 17¾
4 8" X 8" X 15" 17¾
4 8" X 8" X 15" 17¾
5 8" X 8" X 15" 21
5 8" X 8" X 15" 21
(inches)
B C
6 8
6 8
6 8
6 9⅝
6 9⅝
6 9⅝
6 11½
6 11½