Watts AERCO Benchmark BMK5000 User Manual

Benchmark with Edge [I]: Operation-Maintenance Manual
SECTION 3 - START SEQUENCE
OMM-0145_D • GF-218 • 11/2/2020 Technical Support • (800) 526-0288 • Mon-Fri, 8 am - 5 pm EST Page 46 of 213
3.4.7 Benchmark 5000N Air/Fuel Valve Position and Energy Input
TABLE 3-8a: BMK5000N Air/Fuel Valve Position – NATURAL GAS
AIR/FUEL VALVE POSITION
(% OPEN)
ENERGY INPUT
(BTU/HR.)
BOILER ENERGY INPUT
(% OF FULL CAPACITY)
18% (Stop Level)
256,000
6.5%
30%
776,300
15.6%
40%
1,563,000
31.5%
50%
2,198,000
44.3%
60%
2,601,000
52.4%
70%
3,111,000
62.6%
80%
3,755,000
75.6%
90%
4,391,000
88.4%
100%
4,966,000
100.0%
TABLE 3-8b: BMK 5000N Dual Fuel Air/Fuel Valve Position – NATURAL GAS
AIR/FUEL VALVE POSITION
(% OPEN)
ENERGY INPUT
(BTU/HR.)
BOILER ENERGY INPUT
(% OF FULL CAPACITY)
18% (Stop Level)
246,000
4.9%
20%
346,000
6.9%
30%
846,000
17%
40%
1,384,000
28%
50%
1,883,000
38%
60%
2,442,000
49%
70%
3,019,000
60%
80%
3,669,000
73%
90%
4,350,000
87%
100%
4,999,000
100%
TABLE 3-8c: BMK 5000N Air/Fuel Valve Position – PROPANE GAS
AIR/FUEL VALVE POSITION
(% OPEN)
ENERGY INPUT
(BTU/HR.)
BOILER ENERGY INPUT
(% OF FULL CAPACITY)
18% (Stop Level)
241,000
4.8%
20%
338,000
6.8%
30%
825,000
17%
40%
1,388,000
28%
50%
1,922,000
38%
60%
2,418,000
48%
70%
3,028,000
61%
80%
3,672,000
73%
90%
4,316,000
86%
100%
4,999,000
100%
Table 3-8c applies to the BMK5000N Propane only model and the Dual Fuel-Propane model.

Watts AERCO Benchmark BMK5000 Specifications

General

Brand	Watts
Model	AERCO Benchmark BMK5000
Category	Boiler
Language	English