©
Navien
Ameri
c
a
I
n
c
.
20
1
0
CH
series
servi
c
e
Manua
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115
Version
1
.0
Standard Setting Chart of the Gas-Air Pressure
Model
CH-180
CH-210
CH-240
CH-240 ASME
Type
Natural Gas
Natural Gas
Natural Gas
3 Stage Min. Burn
0.86” ± 0.04” W.C
0.63” ± 0.04” W.C
0.63” ± 0.04” W.C
Gas-Air Pressure Difference
gas valve
Fan
APS
GPS
Manometer
gas valve
Minimum Modulating
PCB Board
Maximum Modulating
3 Stage Max. Burn
2.68” ± 0.08” W.C
1.61” ± 0.08” W.C
2.13” ± 0.08” W.C
Gas Pressure
Air Pressure
Proportional valve
Summary of Contents for CH-180
Page 2: ......
Page 31: ...29 4 4 Wiring Diagram Navien America Inc 2010 CH series service Manual Version 1 0...
Page 143: ...Navien America Inc 2010 CH series service Manual 141 Version 1 0 9 2 Burner Disassemble G...
Page 146: ...Navien America Inc 2010 CH series service Manual 144 Version 1 0 9 3 Water Way Disassemble...
Page 152: ...Navien America Inc 2010 CH series service Manual 150 Version 1 0 Memo...
Page 153: ...Navien America Inc 2010 CH series service Manual 151 Version 1 0 Memo...
Page 154: ...Navien America Inc 2010 CH series service Manual 152 Version 1 0 Memo...
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