Service Instruction No. 1324 D
CRANKSHAFT OIL SEALS
Service Bulletin No. 649
INSTALLATION OF CORRECT ELECTRONIC IGNITION SYSTEM (EIS)
Service Bulletin No. 628 A
REPRINT OF HARTZELL ENGINE TECHNOLOGIES’ (HET) ALERT SERVICE BULLETIN (ASB) 076
Service Bulletin No. 651
INSPECTION FOR ROTATOR CAPS ON INTAKE VALVES
Service Instruction No. 1583
Front Expansion Plug Replacement
Service Instruction No. 1533 E
Approved Rotary Vane Fuel Pumps
Service Letter No. L 289
Valve Spring Part Numbers
Service Instruction No. 1587
Reprint of AVStar Service Information Letter No. AFS-SIL-03
Service Instruction No. 1586
Oil Filter Base Bypass Spring Replacement
Service Letter No. L 288
Alternate Bolt Locking of Wastegate Solenoid Valve
Service Bulletin No. 647
Incorrect Markings on Service Tool# ST-310
Service Instruction No. 1582 A
Fuel Injector Replacement
Service Instruction No. 1573 E
Lycoming TEO-540 Engine Series Approved Engine Configurations
Service Bulletin No. 645
Small End Connecting Rod Bushing Inspection
Service Bulletin No. 643
Crankcase Nut Safety Wire Inspection
Service Letter No. L 285
Change in cylinder configuration for O-235-C, -E, and -H Series engines
Service Letter No. L 287
Increased Fuel Economy and Improved Manifold Pressure Stability
Service Instruction No. 1280 D
Rotator Type Intake Valves
Service Bulletin No. 642 A
Incorrect Piston and Ring Combination
Service Instruction No. 1569 B
Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS)