Watts AERCO Benchmark BMK5000 - Page 67

Benchmark with Edge [I]: Operation-Maintenance Manual
SECTION 4 – INITIAL START-UP
OMM-0145_D • GF-218 • 11/2/2020 Technical Support • (800) 526-0288 • Mon-Fri, 8 am - 5 pm EST Page 67 of 213
PROPANE Combustion Calibration Instructions
Valve Position
Oxygen (O
2
) %
Nitrogen Oxide (NOx)
Carbon Monoxide (CO)
BMK2500
70%
5.4% ± 0.2%
<100 ppm
<150 ppm
45%
5.6% ± 0.2%
<100 ppm
<150 ppm
30%
6.0% ± 0.2%
<100 ppm
<100 ppm
22%
5.8% ± 0.2%
<100 ppm
<100 ppm
18%
6.0% ± 0.2%
<100 ppm
<100 ppm
BMK3000
85%
5.2% ± 0.2%
<100 ppm
<150 ppm
65%
5.4% ± 0.2%
<100 ppm
<150 ppm
45%
6.0% ± 0.2%
<100 ppm
<150 ppm
30%
6.4% ± 0.2%
<100 ppm
<100 ppm
18%
6.4% ± 0.2%
<100 ppm
<100 ppm
BMK4000
70%
4.5% ± 0.2%
<100 ppm
<150 ppm
50%
5.5% ± 0.2%
<100 ppm
<150 ppm
40%
5.5% ± 0.2%
<100 ppm
<150 ppm
30%
5.5% ± 0.2%
<100 ppm
<100 ppm
18%
5.5% ± 0.2%
<100 ppm
<100 ppm
BMK5000N
70%
4.5% ± 0.2%
<100 ppm
<150 ppm
50%
5.5% ± 0.2%
<100 ppm
<150 ppm
40%
5.5% ± 0.2%
<100 ppm
<150 ppm
30%
5.5% ± 0.2%
<100 ppm
<100 ppm
18%
5.5% ± 0.2%
<100 ppm
<100 ppm
TABLE 4-6b: PROPANE Final Valve Positions: BMK5000 & 6000
Valve Position
Oxygen (O
2
) %
Nitrogen Oxide
(NOx)
Carbon
Monoxide (CO)
Single-Fuel
Dual-Fuel
BMK5000
70%
70%
5.5% ± 0.5%
<100 ppm
<150 ppm
50%
50%
5.5% ± 0.5%
<100 ppm
<150 ppm
40%
40%
5.5% ± 0.5%
<100 ppm
<150 ppm
30%
30%
5.5% ± 0.5%
<100 ppm
<150 ppm
18%
18%
6.0% ± 1.0%
<100 ppm
<150 ppm