Data Sheet

Webster Burner Equipment
Equipment Fuel Description
Control Cabinet Gas, #2 Oil, Gas/#2 Oil NEMA 1A with hinged door; Remote shipped loose on models 3-300 to 3-800.
Control Voltage Transformer Gas, #2 Oil, Gas/#2 Oil Optional.
Motor Starter Gas, #2 Oil, Gas/#2 Oil Contactor with single phase motor, magnetic starter with overload protection with
3-phase motor.
Fusing Gas, #2 Oil, Gas/#2 Oil Control circuit only.
Ignition Gas and Gas/#2 Oil Gas/Electric pilot.
#2 Oil Direct spark (3-40 to 3-100).
Gas/Electric (3-125 to 3-800).
Signal Lights Gas, #2 Oil, Gas/#2 Oil Two [power on and fuel on]; (3-40 to 3-250).
Gas, #2 Oil, Gas/#2 Oil Four [power on, fuel on, call for heat, and flame failure]; (3-300 to 3-800).
Air Flow Safety Switch Gas, #2 Oil, Gas/#2 Oil All models; Exception on oil models 3-40 to 3-125 with integral oil pump.
Gas Train Gas and Gas/#2 Oil
UL gas train for minimum inlet pressure indicated on Burner Information table.
Assembled, wired and mounted on unit consisting of the following:
 Manual shut-off valve.
 Gas pressure regulator.
 Manual leak test valve.
 Automatic gas valve:
Diaphragm type with On-Off sequence. Motorized all
others.
 (2) Safety gas valves.
 Metering valve:
Models 3-200 to 3-800.
 High and Low gas pressure switches:
Models 3-80 to 3-800.
 Normally open valve:
Models 3-400 to 3-800.
Oil Pump #2 Oil and Gas/#2 Oil Integral with burner (3-40 to 3-125).
Separate oil pump set with motor and accessories mounted on boiler skid (3-150 to
3-800).
Oil Pressure Gauge #2 Oil and Gas/#2 Oil All models.
Pilot Gas Controls Gas, #2 Oil, Gas/#2 Oil All units with gas/electric pilot have manual pilot shut-off valve, high gas pressure
regulator and solenoid gas valve.
Fuel Changeover Gas/#2 Oil Manual switch.
SERIES 3
5/02