Learjet 20 Series Pilot Training Manual page 147

VENT RELIEF VALVE
OIL TEMP
BULB
SUMP SCAVENGER
LUBE AND
SCAVENGE
6
PUMP
RELIEF VALVE
LEGEND
BYPASS
SUPPLY
PRESSURE
SCAVENGE
COOLER
VENT
7-10
LEARJET 20 SERIES PILOT TRAINING MANUAL
FILLER PORT
FRONT
AND DIPSTICK
FRAME
OIL INLET
OIL
TANK
BEARING
00
000
0 000
OIL TEMP
INDICATOR
DWELL
CHAMBER
FRONT FRAME
5 4 3 2 1
DRIVE
END
OIL FILTER
VALVE
OIL
OIL PRESSURE TRANSMITTER
ENGINE NACELLE BULKHEAD
Figure 7-9. Oil System Schematic
FOR TRAINING PURPOSES ONLY
FRONT FRAME SUMP VENT
EIGHTH-STAGE LEAKAGE
AIR BLEED HOLE
BEARING
COMPRESSOR
ROTOR
DRIVE SHAFT
ACCESSORY
DRIVE SHAFT
BYPASS
VALVE
LO OIL PRESS
OIL PRESSURE SWITCH
150
OIL
PRESS OIL PRESSURE GAGE
10
200
PSI
50
FlightSafety
international
TURBINE ROTOR
BEARING
NO. 3 BEARING
SCAVENGE
BEARING
ACCESSORY
GEARBOX
OIL VENT
GEARBOX
SCAVENGE
LOW OIL PRESSURE
LIGHT