
Benchmark 750-3000 Boiler Operation & Maintenance Manual
SECTION 2: OPERATION
OMM-0122_D
•
GF-206
•
5/9/2019
Technical Support
•
(800) 526-0288
•
Mon-Fri, 8 am - 5 pm EST Page 25 of 164
2.8.3 BMK 2500/3000 COMBUSTION CAL Menus
TABLE 2-8a: COMBUSTION CAL Menu: BMK 2500/3000
SINGLE FUEL – NATURAL GAS
MENU ITEM DISPLAY
MINIMUM
MAXIMUM
DEFAULT
BMK 2500
BMK 3000
1
CAL Voltage 16%
0.25
10.00
2.20
–
CAL Voltage 14%
–
2.80
2
CAL Voltage 30%
0.25
10.00
4.10
4.60
3
CAL Voltage 40%
0.25
10.00
4.80
5.00
4
CAL Voltage 50%
0.25
10.00
5.30
5.50
5
CAL Voltage 70%
0.25
10.00
6.80
6.90
6
CAL Voltage 100%
0.25
10.00
8.50
9.10
7
SET Valve Position
0%
100%
Variable
8
Blower Output
Displays current value
9
Set Stdby Volt
0
10.00 V
2.00 V
2.00 V
10
Oxygen Level
Displays current value
TABLE 2-8b: COMBUSTION CAL Menu: BMK 2500/3000
DUAL FUEL
MENU ITEM DISPLAY
MINIMUM
MAXIMUM
DEFAULT
NATURAL GAS
*
PROPANE
BMK 2500
BMK 3000
BMK 2500
BMK 3000
1
CAL Voltage:
14%
0.25
10.00
–
2.40
–
–
CAL Voltage:
16%
0.25
10.00
2.15
–
–
–
CAL Voltage:
18%
0.25
10.00
–
–
2.00
2.30
CAL Voltage:
20%
0.25
10.00
2.10
–
–
–
CAL Voltage:
22%
0.25
10.00
–
–
2.00
–
2
CAL Voltage 30%
0.25
10.00
3.90
5.40
3.30
4.40
3
CAL Voltage 45%
0.25
10.00
5.60
6.60
4.60
5.40
4
CAL Voltage 65%
0.25
10.00
–
7.00
–
5.70
CAL Voltage 70%
0.25
10.00
6.60
–
5.60
–
5
CAL Voltage 75%
0.25
10.00
–
–
–
–
CAL Voltage 85%
0.25
10.00
–
8.00
–
7.00
6
CAL Voltage 100%
0.25
10.00
8.50
8.70
7.90
8.60
7
SET Valve Position
0
100
Variable
8
Blower Output
Displays current value
9
Set Stdby Volt
0
10.0
2.00
2.00
2.00
2.00
10
Oxygen Level
Displays current value
* The default values for Natural Gas on Dual Fuel units are different than the default values for
Natural Gas on Single Fuel units. These values shown DO NOT APPLY to single fuel units.