Teledyne Continental Motors, Inc.
TM
Engine
Description
IOF-240 Series Engine Maintenance Manual
2-1
31 August 2007
Change 1
Chapter 2.
ENGINE DESCRIPTION
CONTENTS
Chapter 2. Engine Description.................................................................................................. 2-1
2-1.1. Engine Model Number Definition ............................................................................................................. 2-4
2-1.2. Cylinder Number Designations ................................................................................................................. 2-4
2-2. Detailed Engine Description................................................................................................. 2-5
2-2.1. Crankcase .................................................................................................................................................. 2-5
2-2.2. Engine Drive Train .................................................................................................................................... 2-6
2-2.3. Accessory Case.......................................................................................................................................... 2-8
2-2.4. Cylinders.................................................................................................................................................. 2-10
2-2.5. Lubrication System.................................................................................................................................. 2-12
2-2.6. Ignition System........................................................................................................................................ 2-14
2-2.7. Fuel System ............................................................................................................................................. 2-15
2-2.8. Starter Assembly...................................................................................................................................... 2-18
2-2.9. Alternator................................................................................................................................................. 2-19
2-2.10. Engine Cooling ...................................................................................................................................... 2-19
2-2.11. Induction System ................................................................................................................................... 2-20
2-3. Engine Specifications and Operating Limits ...................................................................... 2-21
2-3.1. Accessory Drive Ratios ........................................................................................................................... 2-23
2-3.2. Oil Specifications .................................................................................................................................... 2-23
2-3.3. Performance Data .................................................................................................................................... 2-24
LIST OF TABLES
Table 2-1. IOF-240-B Specifications and Operating Limits ..................................................... 2-21
Table 2-2. Accessory Drive Ratios, Rotation, Speed, Torque & Moments............................... 2-23
Table 2-3. Engine Oil Type Requirements ................................................................................ 2-23
