Service Letter No. L 284
Blemish on Cylinder Barrel
Service Letter No. L 283
Alternate Ignition System
YO-233-B2A Maintenance Manual
DOCUMENT PART NO. MM-YO-233
Service Letter No. L 282
Australian Fuel Testing
Service Instruction No. 1579
Exhaust System Replacement Components
Service Instruction No. 1316 A
Repair of Oil Cooler By-Pass Valve Seat
Service Instruction No. 1009 BE
TIME BETWEEN OVERHAUL (TBO) SCHEDULES
Service Instruction No. 1060 U
PUSH ROD IDENTIFICATION
Service Instruction No. 1154 W
FAA-APPROVED STARTERS AND ALTERNATORS
Special Service Publication No. SSP-1776-5
SERVICE TABLE OF LIMITS AND TORQUE VALUE RECOMMENDATIONS
Service Instruction No. 1098 Q
PROPELLER FLANGE BUSHING LOCATION
Service Bulletin No. 369 S
ENGINE INSPECTION AFTER OVERSPEED
Service Instruction No. 1012 L
COUNTERWEIGHTS AND ROLLERS ON ENGINE MODELS
Service Instruction No. 1070 AB
SPECIFIED FUELS FOR SPARK-IGNITED GASOLINE AIRCRAFT ENGINE MODELS
IO-390-D Series Engine Maintenance Manual (Principal Manual) (Rev 1)
PART NO. MM-IO-390-D SERIES
IO-390-D Engine Installation and Operation Manual
PART NO. IOM-IO-390-D SERIES
Service Bulletin No. 639
Inspection of Rocker Arm, Part Number LW-15014
Service Letter No. 277
Hartzell Engine Technologies and Lycoming Engines Alternator Distribution Agreement
Service Letter No. 278
Lycoming Engines' Product Support Hours
Service Instruction No. 1279 D
Oil Sump Baffle Replacement