Gas and Air Adjustments
PELLERIN MILNOR CORPORATION
Table 3: Model-Specific Settings—7272 Models
Natural Gas (see
7272 Standard
7272 CSA
7272 Landis &
Gyr
7272/w Noise
Suppression
Panels
Inches
H2O
mm
H2O
Inches
H2O
mm
H2O
Inches
H2O
mm
H2O
Inches
H2O
mm
H2O
Static Gas Pressure
18
457
18
457
18
457
Low Combustion Air
Pressure Switch
0.6
15
0.6
15
0.4
10
Low Main Air
2.4
61
2.4
61
2.4
61
Pilot Gas Regulator
Pressure
1.6
40
1.6
40
1.3
33
Pilot Gas Flame
1
25
1
25
1
Regulated Main Gas
Pressure
5.5
140
5.5
140
5.5
140
Burner Minimum Fire
(above ambient
temperature)
70-80 F
21-27 C
70-80 F
21-27 C
70-80 F
21-27 C
High Gas Pressure
6.875
175
6.875
175
6.875
175
Low Gas Pressure
2.75
70
2.75
70
2.75
70
Back Pressure Switch
0.8
20
0.8
20
0.8
20
Burner Pressure Switch
0.06
1.5
0.06
1.5
0.06
1.5
59
Summary of Contents for 7272TG1L
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Page 47: ...Section 1 Service and Maintenance 41 ...
Page 103: ...Section 2 Drive Assemblies 97 ...
Page 131: ...Section 3 Gas Assemblies 125 ...
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Page 149: ...Section 4 Steam Assemblies 143 ...
Page 155: ...Section 5 Pneumatics 149 ...
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Page 167: ...Section 6 Door Assemblies 161 ...
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Page 177: ...Section 7 Water Assemblies 171 ...
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Page 183: ...Section 8 Installation Drawings 177 ...
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