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COMBUSTION HEAD SETTING
To set combustion head, loosen the Allen screw (A) and move the
elbow (B) so that the rear edge of the air tube (C) coincides with the
set point number.
See firing rate chart for set points.
Retighten the Allen screw (A).
Make sure you are using the correct table for either
Natural gas or Propane gas.
BURNER SETUP CHART
BTU Input
250,000
350,000
450,000
550,000
650,000
750,000
900,000
250,000
350,000
450,000
550,000
650,000
750,000
900,000
1) All tests were performed with 0" wc chamber pressure
2) Line pressure measured at test point before burner regulator.
NOTE:
The above settings are a starting point for adjustments ONLY; a qualified gas technician using proper test equipment
must do the final adjustments.
Proper CO
, O
, and CO readings must be taken and be within regulating code requirements.
2
2
All the settings above are based on zero (0) over fire-draft.
If positive or negative chamber conditions exist some settings changes made be required.
For any referral to valve setting, please check the attached manufacturer valve specification.
20027974
Air Gate
Stop Gate
1.1
0.0
2.0
0.0
2.5
1.0
2.9
2.0
4.0
3.0
5.0
4.0
9.0
5.0
1.20
0.0
2.00
0.0
2.40
1.0
3.20
2.0
4.25
3.0
5.25
4.0
8.00
5.0
C
A
B
Manifold Pressure
1.00
2.00
1.87
1.75
2.05
2.45
3.35
1.23
2.25
2.15
2.8
3.2
4.2
5.2
GB
S7015
Line Pressure
1.37
2.70
3.10
3.45
4.35
5.35
7.75
1.40
2.53
2.60
3.63
4.30
5.65
6.90
10
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