Webster JB Series Installation, Startup, Operation And Maintenance Manual page 14

Oil Cam
Oil Temp.
Gauge
Oil Metering
Valve
Drawer Assm.
Pre-heat Oil
Lines
Thermostat Control
Switch & Cold Oil
Interlock Switch
JB Manual
Electrical Junction Box
Jack Shaft
N.O. Return
Oil Valve
Figure B-7
JB Burner
#4 - 6 Fuel Oil
Figure B-8
JB Combustion Head - Dual Fuel
Air Inlet
Louver Box
Drawer Assembly
High Oil Temp.
Switch
Low Oil Press.
Safety Oil
Switch
Valves
Page 14
Low Atomizing
Air Press. Sw.
Atomizing Air
Bleed Muffler
Air Bleed Valve
Atomizing Air
Press. Gauge
Blower Motor
Atomizing Line
to Nozzle
Supply Oil
Press. Gauge
Trim Heater
Safety Relief
Valve
Trim Heater
Oil Supply To
Nozzle
Nozzle Oil
Press. Gauge
Choke Cone
JB1 & JB2 Only
Primary Gas Orifices
(Behind Retention Plate)
Diffuser Assembly
Oil Nozzle(s)
Gas Pilot
Secondary Gas Orifices
Retention Plate
Identification