Learjet 24 - Chapter 7: Powerplant Systems

7-i
CHAPTER 7
POWERPLANT
CONTENTS
Page
INTRODUCTION ................................................................................................................... 7-1
GENERAL............................................................................................................................... 7-1
Engine Parameters............................................................................................................ 7-2
ENGINE .................................................................................................................................. 7-2
General ............................................................................................................................. 7-2
Major Sections ................................................................................................................. 7-2
Engine Nacelles ............................................................................................................... 7-7
Operating Principles......................................................................................................... 7-8
ENGINE SYSTEMS ............................................................................................................... 7-8
General ............................................................................................................................. 7-8
Oil System........................................................................................................................ 7-8
Fuel System ................................................................................................................... 7-11
Ignition System.............................................................................................................. 7-13
Air Systems.................................................................................................................... 7-13
ENGINE POWER CONTROL ............................................................................................. 7-15
General........................................................................................................................... 7-15
Friction Control ............................................................................................................. 7-15
ENGINE INSTRUMENTATION.......................................................................................... 7-16
General........................................................................................................................... 7-16
Pressure Ratio ................................................................................................................ 7-16
Exhaust Temperature ..................................................................................................... 7-16
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LEARJET 20 SERIES PILOT TRAINING MANUAL
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