Roberts Gorden HE25ST Heating System User Manual


 
SECTION 16: TROUBLESHOOTING
67 of 73
16.3 Manifold Gas Pressure Setting
0
1
2
3
4
5
6
1
2
3
4
5
6
0
1
2
3
4
5
6
1
2
3
4
5
6
Manometer
4
RELAY
3
(14)
(12)
2
(A1)
1(-)
(A2)
5(+)
Combustion Chamber
Control Chamber
Governor (orifice) pressure
while burner is running. See
Page 73, Section 18.9.1.
Gas supply pressure
while burner is running. See
Page 71, Section 18.2.3.