20
FLAME SENSOR
IGNITION ELECTRODE
NG
Orifice
LP Orifice
45,000 2 43 55
70,000 3 43 55
115,000 6 45 56
70,000 3 43 55
115,000 5 43 55
140,000 6 43 55
70,000 3 43 55
115,000 5 43 55
140,000 6 43 55
70,000 3 43 55
125,000 5 41 54
150,000 6 41 54
3
4
5
6
1. Connect a manometer to the inlet pressure tap of the
gas valve.
2. Put unit into heating cycle and turn on all other gas
consuming appliances.
NATURAL Min. 5.0" W.C., Max. 10.0" W.C.
PROPANE Min. 11.0" W.C., Ma x. 13.0" W.C.
The gas valve has a pressure tap to facilitate measurement
1.
high stage heat.
2. See Figure in gas input check section for gas valve
measured input rate to the furnace must not exceed the
For natural gas, the high stage manifold pressure must
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