PILOT SYSTEMS
Pressure-Reducing (line) Regulator for one furnace only
do not supply pilots from this section -- main regulator
cannot control low gas flow required for pilot
above 2 psi
to Air/Fuel Ratio Regulator(s) for main burners
Y E S
N O
adjusting spring
Pilot Mixer
"B"
"A"
GAS SUPPLY TO 4011 PILOTS
Regulator
Gas Supply
Designations
Pressure
A
B
1 psi or less 7350A
- -
2 psi or less 10 psi or less over 10 psi
7350 7350 7350
7344 7345
Any regulator at "B" should be set for 4" to 12" outlet pressure. All pilot gas regulators should be cross-connected to pilot air.
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