Watts AERCO Benchmark OMM-0136 User Manual

Benchmark Platinum-Edge [II]: Operation-Service Manual
SECTION 3 - START SEQUENCE
OMM-0137_E • GF-211 • 12/13/2019 Technical Support • (800) 526-0288 • Mon-Fri, 8 am - 5 pm EST Page 23 of 153
3.3 START/STOP LEVELS
The start and stop levels are the Air/Fuel Valve positions (% open) that start and stop the unit,
based on load. These levels are Factory preset as follows:
TABLE 3-1a: Start/Stop Levels – NATURAL GAS
BMK
750
BMK
1000
BMK
1500
BMK
2000
BMK
2500
BMK
3000
BMK
4000
BMK
5000
BMK
6000
Start
Level:
22%
22%
20%
24%
24%
20%
27%
24%
24%
Stop
Level:
18%
18%
16%
18%
16%
14%
23%
18%
18%
Ignition
Position
35%
35%
29%
29%
29%
29%
45%
35%
50%
TABLE 3-1b: Start/Stop Levels – PROPANE GAS
BMK
750
BMK
1000
BMK
1500
BMK
2000
BMK
2500
BMK
3000
BMK
4000
BMK
5000
BMK
6000
Start
Level:
22%
22%
20%
24%
26%
22%
N/A
24%
24%
Stop
Level:
18%
18%
16%
18%
18%
14%
N/A
18%
18%
Ignition
Position
35%
35%
29%
29%
29%
29%
N/A
35%
50%
Normally, these settings do not require adjustment.
Note that the energy input of the boiler is not linearly related to the Air/Fuel Valve position.

Watts AERCO Benchmark OMM-0136 Specifications

General

Brand	Watts
Model	AERCO Benchmark OMM-0136
Category	Boiler
Language	English