Download Print this page

Watts Benchmark Aerco OMM-0122 Installation And Start-Up Manual page 54

Natural gas, propane gas and dual fuel fired modulating & condensing boilers

Advertisement

Benchmark 750-3000 Boiler Installation & Startup Manual
SECTION 3 - START SEQUENCE
3.4.3 BMK 2000 Air/Fuel Valve Position and Energy Input
TABLE 3-4a: BMK 2000 Air/Fuel Valve Position – NATURAL GAS
AIR/FUEL VALVE POSITION
(% OPEN)
18% (Stop Level)
20%
30%
40%
50%
60%
70%
80%
90%
100%
TABLE 3-4b: BMK 2000 Air/Fuel Valve Position – PROPANE GAS
AIR/FUEL VALVE POSITION
(% OPEN)
18% (Stop Level)
20%
30%
40%
50%
60%
70%
80%
90%
100%
OMM-0121_D • GF-205 • 5/9/2019
ENERGY INPUT
(BTU/HR)
100,000 (29.3 kW)
143,000 (41.9 kW)
388,000 (113.7 kW)
759,000 (222.4 kW)
1,069,000 (313.2 kW)
1,283,000 (375.9 kW)
1,476,000 (432.5 kW)
1,675,000 (490.1 kW)
1,833,000 (537.1 kW)
2,000,000 (586.0 kW)
ENERGY INPUT
(BTU/HR)
100,000
126,600
363,000
677,000
898,000
1,070,000
1,242,000
1,523,000
1,845,000
2,000,000
Technical Support • (800) 526-0288 • Mon-Fri, 8 am - 5 pm EST
BOILER ENERGY INPUT
(% OF FULL CAPACITY)
5.7%
11%
23%
37%
51%
61%
74%
83%
93%
100%
BOILER ENERGY INPUT
(% OF FULL CAPACITY)
5.0%
6.3%
18.2%
33.9%
44.9%
53.5%
62.1%
76.2%
92.3%
100%
Page 54 of 122

Advertisement

loading