OMM-0153_E
• 5/11/2023 Technical Support • (800) 526-0288 • Mon-Fri, 8 am - 5 pm EST Page 95 of 124
CENTURION Installation, Operation & Maintenance Manual
SECTION 9: O2 TRIM OPERATION
CEN 1600 O
2
Trim Adjustment Range (Natural Gas)
CALIBRATION POINT
BLOWER VOLTAGE (Volts)
Minimum
Maximum
Default
18%
2.20
3.20
2.50
30%
3.20
4.30
3.60
40%
3.60
4.90
4.10
50%
3.70
5.30
4.50
60%
4.10
5.60
4.85
70%
4.20
5.80
5.15
80%
4.80
6.20
5.50
100%
5.40
7.00
6.25
CEN 2000 O
2
Trim Adjustment Range (Propane Gas)
CALIBRATION POINT
BLOWER VOLTAGE (Volts)
Minimum
Maximum
Default
18%
2.15
2.90
2.36
30%
2.95
4.15
3.20
40%
3.45
4.90
3.90
50%
3.65
5.20
4.12
60%
3.85
5.55
4.53
70%
4.35
6.30
5.06
80%
4.85
6.55
5.60
100%
5.70
8.40
7.12
CEN 1600 O
2
Trim Adjustment Range (Propane Gas)
CALIBRATION POINT
BLOWER VOLTAGE (Volts)
Minimum
Maximum
Default
18%
2.15
2.90
2.46
30%
2.95
4.15
3.48
40%
3.45
4.90
3.95
50%
3.65
5.20
4.21
60%
4.00
5.60
4.52
70%
4.20
5.85
4.75
80%
4.45
6.00
5.08
100%
4.90
7.00
5.75
