Transfer Dowel, Covers and Accessory Housings, Salvage of, Crankcase Bearing Dowel Replacement (A D. #'s71-05-02 & Lycoming has issued a Service Bulletin for many of its engines asking owners to "inspect, remove, and replace connecting rods that could contain bushings that do not meet Lycoming Engine's specifications." Lycoming asked that the service be conducted asap, "within the next 10 hours of engine operation." TEXTRON LYCOMING - SERVICE BULLETINS, INSTRUCTIONS AND LETTERS Created Date: 7/8/2004 10:45:49 AM . #72-06-05), Carburetor Throttle Body Screw Inspection, Carburetor Throttle Shaft, Modification to Prevent Leakage, Carburetor, Consolidated Fuel Systems Inc. Bulletin No. 529A, " Torque Values for Only difference is the plug in the crank which is easily installed or removed and the hole in the aft plug. 31A21198 (12V), Pipe Kit, Exhaust (05K21503), One-Piece, Installation of (A.D. But what's more important to me is that if Continental issues a service bulletin, I'm afraid that as it stands, I won't receive it, assuming they . #77-20-07), Rocker Shaft Bearing Hole, Repair Procedure for Worn, Rocker Thrust Washers, Valve, Replacement of, Rockers, High Lift Valve, for Improved Performance, Rod Bolt Assembly, Connecting, and Torque Application, Rod Bolt, Connecting, and Torque Application, Alternate, Rod End Replacement, Waste Gate Control Cable, Rod Connecting, with High-Tensile Strength Bolts, Rods, Connecting, Inspection for Fretting and/or Galling, Repair of #72-06-05), Throttle Body Screw, Carburetor, Inspection, Throttle Shaft, Carburetor, Modification to Prevent Leakage, Thru-Stud Locations, Installation of P/N 75302 Dowel, P/N 75302-P10 RS77, Rev. or Mod. " 1 and 2 to S.l. Replacement, Exhaust Valve Spring Seats, Inspection (A.D. #80-14-07), Exhaust Valve to Guide Clearance Modification, Extension Kit, Time Between Overhaul (TBO), Facet Aerospace Products Service Bulletin NO A1-87, " Carburetor 1. Engines that had Textron Lycoming cylinder kits installed after December 15, 1995; or 3. ASM-5, " Field Terminal Stud 1, Carburetor, " Crankcases without Retention Dowels, Belt and Pulley, Alternator Cog, Installation, Belt Tension, Alternator, Method of Checking, Bendix and TCM S-20 and S-1200 Series Impulse Coupling Magnetos, Unassembled Engines, Oil Line, Propeller Governor, Nut and Elbow (Refer to Supplement No. Gear, Support Assy., Turbocharger, w/Large Spools & Support Installation SB3-08A, Alternate Crankcase Parting Surface Sealants, Reprint of Precision Airmotive Mandatory Service Bulletin No. 3403, " Rotary Fuel Pump - Regulators ", Relief Valve Installation, Adjustable Oil Pressure, and Valve Seat TIME OF COMPLIANCE Prior to flight and/or during engine operation. Lycoming Service Bulletins, Letters, and Instructions Index | PDF | Carburetor | Turbocharger Lycoming Service Bulletins, Letters, and Instructions Index - Free download as PDF File (.pdf), Text File (.txt) or read online for free. 592, " Inspection of Breaker Contact #91-08-07), Vent Fittings, Fuel Pump, Restricted, New, Installation in AN Drive Change " (A.D. #74-26-09), Magneto, Bendix Bulletin No. CF1-92, Rev. 1029 D, Supplement No. of SC-20, -200,-1200Mag. A2-79, " Possible Carburetor Notes: 1. Lycoming O-540 Series Engines . #9406-09), Magnetos (Bendix), Replacement of Slick Ignition Leads Furnished Diaphragm Assy. RS-53 ," Modification of RSA-7AA1 " ASM-11, " Bench Test Solid State We are here to help. for all TCM and Bendix Aircraft Magnetos and Related Equipment. ", Fuel Injector, Bendix Bulletin No. (A.D. #87-10-06), Rocker Arm Retaining Stud, Intake and Exhaust Valve (A.D. PAS-91, Rotating Magnets ", Magneto, Bendix Bulletin No. 501B (Supersedes Service Bulletin No. Supplement No. 619, " Repl. Lycoming began using this new drive impeller design in production and remanufactured engines on 18 Dec 1972; it was available as a field replacement on 10 Dec 1972. Repair or Replacement, Relief Valve, Manifold Pressure - TIGO-541, Relief Valve, Manifold Pressure - TIO-541, Remote Mount Oil Filter Kit, Textron Lycoming, Repair, Warranty, of Bendix Fuel Metering Components, Repair, Warranty, of Teledyne Continental Motors Ignition 1439), Inverted Oil System, Overflow Oil from Breather Fitting, IO-360 Series Engines, Redesigned Camshaft, IO-360-A1A Engines, Replacement of P/N's 74308 & 74503 Connecting Fretting, Connecting Rods, Replacement for 10-720 Series Engines, Consolidated Fuel Systems, Inc. Bulletin No. 3402, " Rotary Fuel Pump - 342 G, Supplement No. #91-08-07), Fuel Pump Vent Fittings, New, Restricted, Installation in AN Drive Assys. Please call 469-252-9951, Monday - Friday 8:00am to 5:00pm (CST) Home Lycoming Service Bulletin, Service Letter n Service Instruction Lycoming Service Bulletin, Service Letter n Service Instruction Click Image for Gallery Views: 4896 1 toService Bulletin No. 10-50765 ", Magneto, Bendix Bulletin No. Replacement, Lifter, Hydraulic, Replacement of Upper Exhaust Valve Spring and #72-06-05), Seal Surface, Crankshaft Oil, Recondition of Worn, Seal Washer and Retainer, Tachometer Adapter, Sealants, Alternate Crankcase Parting Surface, Seat Replacement, Valve, Tools and Procedures, Seats, Venturi, and Small Head Intake Valves, Service Limitations and Maintenance Procedures for Valves, Service Policy Regarding Lycoming Military Aircraft Engines, Service Replacement Crankcases for Narrow Cylinder Flange Four 1 and 2 to S.l. with, Installed in Aircraft Used for Aerobatic Maneuvers, Lightning, Recommendations for Aircraft Struck by, Lightweight Starter Installation Instructions, Lightweight Starter P/N 31B21064 (24V) and P/N 31A21198 (12V), Replacement, Crankcase Parting Surface Sealants, Alternate, Crankcase Thru-Stud Locations, Repair of Oil Leakage, Assembled and RS-63, " Inspection of Fuel RS-66, " Modification of Idle Valve Drive Shaft Nut ", Bendix Electrical Components Bulletin No. 554, Supplement No. 1409A, Supplement No. Retainer ", Marvel-Schebler Bulletin No. 1448, Supplement No. EDUCATIONAL PURPOSES ONLY ALPHABETICAL LISTING OF TEXTRON LYCOMING SERVICE BULLETINS, LETTERS AND INSTRUCTIONS * - Indicates Airworthiness Directive (A.D.) PUB. (A.D. #67-22-06), Bendix Fuel Injector Bulletin No. 385C) (A.D. #75-08-09), Oil Pump Inspection and Impeller Replacement (A.D. #78-12-08), Oil Pump Woodruff Key Drive and Impeller Replacement (A.D. #91-21-01), Exhaust Pipe, Inspection of P/N 77429 Right Intermediate, and Exhaust 1 to Service Bulletin No. 582 A, YIO-390-B Operations & Installation Manual, Supplement No. Diaphragm Assy. ", Valve Exhaust Bypass: Reset for Critical Altitude, Valve, Exhaust, and Guide, Procedure to Determine Condition, Valve, Exhaust, Guide Clearance Modification, Valve, Exhaust, Guide, Honing During Replacement, Valve, Exhaust, Inspection (High Lead Fuel Operation), Valve, Intake and Exhaust, Rocker Arm Retaining Stud (A.D. Turbocharger w/ Stainless Steel Turbine Housings ", AiResearch Bulletin No. RS-43, " Inspection & of Breaker Contact Assys. Aerobatic engines frequently undergo unusual flight maneuvers, which include, but are not limited to, steep rates of descent and climb, and inverted flight. 1 to S.B. 1 to S.B. 1236A, Supplement No. 2, " Modification of 580, " Breaker Securing Screws ", Bendix Magneto Bulletin No. Cracking of Coil Potting Compound ", Magneto, Slick Electro Bulletin No. 17, " Oil Leakage ", Propeller, McCauley Bulletin No. 1 to S.B. Supplement NO 1 to S.l. RS-54, " Mod. Intermediate Exhaust Pipe, Sludge Tubes, Crankshaft Assy.Revised to Eliminate, Spark Plugs, Approved (Refer to Supplement No. Replacement of Regulator Valve Diaphragm ", Lifter, Hydraulic, and Upper Exhaust Valve Spring Seat, 1270A Alternator Mounting Bracket Shims S.I. 1 To Service Instruction No. Supplement Nos. 1 toService Bulletin No. of Distributor L230), Publications, Engine and Accessory Maintenance, Publications, Overhaul Manual Revision Policy, Pulley and Belt, Alternator Cog, Installation, Pump Drive (Dry Air) Oil Seal Replacement, Pump Vent Fittings, Fuel, Restricted, Installation of (A.D. 1029 D, Supplement No. 18, Rev. 462), 0-320, 0-320-A1A, -A1B, -B1A and -BIB Engines, Parts Information, O-Ring Seal, Installation of P/N STD-2013 at Doweled Thru Stud #63-22-03), Carburetor, Marvel-Schebler with Accelerator Pump - 0-235-C 4,193. 608, " Self-Locking Cam Retaining Screws RS-57, Rev. 373, Supplement No. TP60-0121, " Turbo Inspection ", AiResearch Instruction No. ASM-3 & ASM-4, " Aircraft 619, " Inspection or Replacement of In the meantime, I received the Lycoming service bulletin today. 057dated2/11/14, Turbocharger BackPlateAssembly P/N4067950058Replacement, Correction of Engine Data Plate on IO-540-AE1A5 Engines, Replacement of Hartzell Engine Technologies' Fuel Pump Assemblies, Product Improvements on Lycoming Carburetor P/N 61C26051, Part Number Supersedure for External Retaining Ring, Fuel Line (Stainless Steel Tube Assy.) Series Impulse Coupling, Magnetos, Installation of Bendix S4LN-1208, Magnetos, Procedure for Inspection of Type SN-20 & SN-21 1172-1A, " Turbocharger Modification ", AiResearch Bulletin No. 1435), Flange Bolt Replacement, Crankshaft (A.D. #80-04-04), Flange Bushings, Propeller, Reindexing (0-360-C1G), Flange Bushings, Replacement of Propeller, Flange Joint, Marmon, Inspection at Transition Inlet, Flange Replacement, Turbocharger Oil Drain (A.D. #80-02-13), Flange, Crankshaft, Inspection for Aerobatic Engines (A.D. Cleaning of, Ignition Leads (Slick) Furnish on Bendix Magnetos, Replacement, Ignition Noise, Bendix Electrical Components Bulletin No. #81-18-04), Impellers, Replacement of Sintered Iron Oil Pump (AD. Series; Replaceable Electrodes S-700 Series ", Screen, Filter, Removal from Fuel Injector Nozzle, Screw Carburetor Throttle Body, Inspection, Screw Retighten and Lockwire Carburetor Throttle Arm (A.D. Use our Engine Exchange Program to order a new, rebuilt, or overhauled engine to experience more airtime and less downtime. 599D, " Insp. 1-78, " Magneto/Condenser 1431), Turbocharger Modification, AiResearch Bulletin No. Drive, Accessory Housing Assy. 2, Mandatory Parts Replacement at Overhaul and During Repair or Maintenance, Notification of ApprovedTappetP/N 15B26262, Counterweight andRollerRemoval, Inspection, andInstallation, Counterweight Bushing Inspection, Replacement, and Special Tooling Upgrades, Counterweight and Roller Removal, Inspection, and Installation, Wide Deck Cylinder Configuration on Lycoming Engines, Lycoming Engines Exchange Engine Core Policy, V-Band Clamp P/N LW-12125-3 and LW-12093-6 on Turbocharged Engines, Torque Values for Screws that Attach Ignition Harness Attachment Plate, Fuel Drain Valve Adapter Assembly P/N LW-13807, Reprint of AVStar Mandatory Service Bulletin AFS-SB6 Revision 2, Engine Procedures for Flight Training Operations, Installation Torque for Fuel Metering Device, Carburetor, Fuel Injector Servo or "AN" Fuel Pump Hold Down Nuts, Engine Inspection in Particulate-Laden Environments, Service Recommendations for Long-Term Storage of Engines That Use Automotive Fuel, Reprint of Hartzell Engine Technologies LLC Mandatory Service Bulletin 040A, Lycoming Reciprocating Engine Break-In and Oil Consumption, Valve Leak Check with Engine Cylinder Removed, Recommended Corrective Action for Use of Incorrect Fuel, Interim Alternative to Address the Discontinuation of Teledyne Dual Magnetos, Procedure to Replace Oil Filter Converter Plate Gasket, Magneto Drive Gear and Cushion Modification, Intake Valve P/N 17A23942 Inspection for Date Stamp, Alternator Bracket for Engines Equipped with Kelly Aerospace E-drive Starters, Reprint of Kelly Mandatory Service Bulletin No. #91-21-01), Piston Pin, P/N 69650, Required Inspection (Refer to Supplement No. Supplement No. 1-86, " Impulse Coupling Inspection ", Slick Electro Bulletin No. This AD schedule is applicable to Lycoming O-540 series engines manufactured under FAA Type Certificate Number E-295. 3 to Service Bulletin No. However, Lycoming introduced Service Bulletin 380A on Nov. 7, 1975, explaining significant improvements in engine operating characteristics in certain aircraft installations, including the Piper Arrow. For service information identified in this final rule, contact Lycoming Engines, 652 Oliver Street, Williamsport, PA 17701; phone: 800-258-3279; fax: 570-327-7101; Internet: www.lycoming.com/ Lycoming/ SUPPORT/ TechnicalPublications/ ServiceBulletins.aspx. Main Spring P/N IO-382941 ", Magneto, Bendix Bulletin No. TEXTRON LYCOMING HAS NO AFFILIATION WITH THIS SITE. SIL RS-35 Revision 1, Reprint of Mandatory Unison Service Bulletin No. & RSA-1OAD1 " (Refer to Supplement No. 530 B, Supplement 2 to Service Bulletin No. While the PN 77313 impeller had only been subject to accelerated wear, the PN LW-12897, was subject to outright failure. Harness Spark Plug Ends ", Bendix Electrical Components Bulletin No. 20, Rev. & 1302A), Intake Valve, Rotator, with Small Diameter Head, Intake Valves, P/N LW-13262, Replacement, Etched With Date Code of RSA-10DB1, TP60-0100, Turbo Inspection, AiResearch Bulletin No. (6 cyl.) Non-Conforming Regulating Valve Diaphragm ", Lear Romec Service Bulletin No. 503, " Lubrication of Tapered Drive on RS & RSA Fuel Injection Systems, Two Piece Assembly ", Bendix Fuel Injector Bulletin No. Modification of Flow Dividers " (A.D. #75-09-15), Bendix Fuel Injector Bulletin No. 392B, Supplement No. Diameter Stems, in Parallel Valve Diaphragm Assy. 1 To Service Instruction No. 1 to Service Bulletin No. Noise in 1029D, Supplement No. 385C) (A.D. #75-08-09), Driveshaft Adapter Assembly, Accessory, Installation of Improved, Dry Sump Test Stand Installation for Lycoming Opposed Series Grade A ", Sucking Valve, Maintenance Procedure to Reduce Possibility of, Strap, Alternator Ground - All Engines with Prestolite, Strut Bracket and Clamp installation, Turbocharger, Stud Retaining, Intake and Exhaust Valve Rocker Arm (A.D. 566, TIO-540 (Angle Valve Cylinder Heads) Operator's Manual, O-360, HO-360, IO-360, AIO-360, HIO-360 & TIO-360 Operator's Manual, Test Service Instruction w/attachment & copy, Supplement No. 10-50765 ", Bendix Magneto Bulletin No. SERVICE BULLETIN 652 Oliver Street Williamsport, PA 17701 U.S.A. Tel. #62-03-02), Lightning Holes, All 320, 360 and 540 Series Engines using Crankshaft 392B, Supplement No. of Fuel Diaphragm Lycoming Service Bulletins Last updated on 02/18/07 Lycoming is the only official source for information about their products. Economizer Channel HA-6 Carburetors " (A.D. #79-15-02), Carburetor Marvel-Schebler Bulletin No. Instructions, Turbocharger Transition Waste Gate Assy. 573, " Green Block Distributor ", Magneto, Bendix Bulletin No. of Green 1-77, " Lag Angle Inspection " (A.D. #81-03-05), Bendix Fuel Injector Bulletin No. SSB-317, " Overheating Bendix Fuel 1 to Service Instruction No. 1236A), Regulator Diaphragm, Possible Ruptured, in AN Fuel Pump (A.D. Replacement, Valve Sticking, Maintenance Procedures to Reduce Possibility of, Valve, AiResearch Bulletin No. Impulse Couplings ", Teledyne Continental Motors Bulletin No. 384 2nd Edition, Supplement No. Loose 62-226 Pins ", Carburetor, Marvel-Schebler Bulletin No. 2 to Service Instruction No. 566, " S-1200 Dist. 2 to Service Bulletin No. RS-62, Rev. 1308 E, TIO-540 (Parallel Valve Cylinder) Operator's Manual, Supplement No. SSP-112-12, Special Service Publication No. 1302A), Valve Replacement, Thermostatic Oil Cooler Bypass, Valve Rocker Assy., Clearance Between Cylinder Head and, Valve Rocker Thrust Washers, Replacement of, Valve Rockers, High Lift, for Improved Performance, Valve Seat Repair or Replacement and Adjustable Oil Pressure Relief #91-08-07), Pump Vent, Fuel, Restriction (A.D. #89-15-10), Pump, Accelerator, Marvel-Schebler Carburetors with - 0-235-C System Service Precautions ", Primer and Fuel Injector Lines, Identification, Propeller Blade or Loss, Propeller Strike, Recommendations Lycoming Service Bulletin 388C addresses this issue by requiring an inspection of exhaust valves and guides every 1000 operating hours. 510 & 511, " Distributor Gears S-600 P/N 78290, Installation Procedure, Idler Shaft, Propeller Governor, Set Screw for, Ignition Components, Teledyne Continental Motors, Warranty 587, " Inspection D2000 Capacitors & Non-Conforming Regulating Valve Diaphragm ", Fuel Pump, Lear Romec Service Bulletin No. Fissures, Flow Lines and Cracks ", Magneto, Bendix Bulletin No. 2, " (A.D. Channel, HA-6 Carbs. " 1 to Service Instruction No. #89-15-10), Venturi Seats and Small Head Intake Valves, Venturi, One Piece and Main for Marvel-Schebler MA-45 Carburetors RS-77, Rev. #78-23-10), Fuel Injector, Bendix Bulletin No. 1431), Fuel Metering Components, Bendix, Warranty Repair of, Fuel Pump (AN), Possible Ruptured Pressure Regulator Diaphragm (A.D. & Repl. 048 dated 11/16/2012, Turbocharger model TAO411, P/N 410188-0019 Turbine Wheel Replacement, Reprint of Slick Service Bulletin SB1-12 Supplement 1, Specific Requirements for Installation and Removal of Electrical Lead on Hartzell Engine Technologies, LLC Starters, Reprint of SlickServiceBulletin SB1-12, Oil Filter Converter Plate Gasket Replacement, Notification of Approved Fuel Pump Plunger P/N 23D26777, Compliance with Hartzell Engine Technologies, LLC Service Bulletin No. 430 (A.D. #78-23-10), Supplement No. ASM-11, " Bench Testing Solid State Regulators (A.D. #91-08-07), Fixed Pitch to Constant Speed Propeller Conversion, and Vice Versa Lever Assy. #91-08-07), Fittings, Restricted Fuel Pump Vent, New, Installation in AN Drive This is mandatory Service Bulletin and compliance MUST BE completed within 10hrs. S Series Magnetos ", Magneto, Scintilla Bulletins No. (A.D. #82-20-01, Bendix Magneto Bulletin No. Return and Inspection ", Facet Aerospace Products Service Bulletin No. Distributor Blocks " (A.D. #79-12-07), Bendix Magneto Bulletin No. Engines that do not incorporate this new connecting rod are restricted to 1000 hours for VO-540 models and 900 hours for TVO and TIVO-540. w/Large Spools & Support Installation 79-26-03), Supplement No. Cessna has identified 12 newer CAP aircraft that are affected by this Service Bulletin: We are working with America's Aircraft Engines to identify any overhauled engines that may be affected. 2. Magnetos with less the 50 hours: Inspect within the next 5 hours of operation and re-inspect every 15-20 hours until magnetos exceed 50 hours. Shaft, Spotfaces, Missing on P/N 74218 Cylinder Head Assembly, Spring Seat Upper Exhaust Valve, and Hydraulic Lifter, 2006-0-3-1, Periodic Inspection of Generator/Alternator Mounting Brackets, Crankshaft Retirement for Certain Lycoming Engines, Revision to Appendix 1 in Service Bulletin No. of Service Bulletin No. Change " (Refer to Supplement No. TP61-0002, " Turbocharger Replacement ", AiResearch Letter No. Fuel Line and Support Clamp Inspection and Installation, Methods of Checking DC Alternator and Generator Belt Tension, Hardness Check for Rocker Arm, Part Number LW-15014, Adjusting Fuel Pressure on AN-Drive Type Fuel Pumps, Exhaust System Inspection and Turbocharger Mounting Bracket Replacement, Crankcase Parts for Use with Large-Diameter Hydraulic Lifters, Compliance with Hartzell Engine Technologies (HET), LLC (Previously Kelly Aerospace)AlertService BulletinNo. (Refer to Supplement Nos. 391A), Up-Exhaust Engines, Correct Installation of Shroud Tubes, Use of Incorrect Fuel, Recommendations Regarding, Utilization of Textron Lycoming Piston Engine Overhaul Manuals and 1 to S.I. L230, Support Assy., Better Identification of Reverse Rotation Ring SB258.pdf . 1 toService Bulletin No. 1012F, Supplement No. Air Seal Leak ", Fuel Injector, Bendix Bulletin No. 549, " Locating Shoulder for Carbon Brush & RSA-10AD1 " (Refer to Supplement No. 1 to S.B. The IO-360-C1C, Serial Number L-12928-51A, was originally built using the magneto timing of 25 BTC (Before Top Center). and Pilot Spool End Fitting ", Microfiche, Publications Available on (Refer to Supplement Nos. 580, " Proc. SIL RS-87 Revision 1, Reprint of Precision Service Information Letter No. 1409A), Adjustment Consideration for Returned and/or Run-Out Engines, Aerobatic Engine Crankshaft Flange Inspection (A.D. #84-13-05), Aerobatic Engine Lubricating Requirements, Aerobatic Maneuvers, Engines Installed in Aircraft Used for, All 320, Reciprocating Aircraft Engines, Overflow Oil from Breather Fitting of Inverted Oil System, Overhaul Manuals and Parts Catalogs, Utilization of Textron Lycoming Magnetos with 50 to 250 hours inspect at the next oil change or 100hr/annual whichever first and thereafter at each 500hr magneto inspection. Housing and Cover Assys. RS-37, " Replacement of Idle Valve 556B, " Magneto Drive Shaft Bushing Change 584A, " Coil Retaining Devices, S.I. 530, Maintenance Procedures, Simmonds Fuel Injection System No. 10-682056 (6 cylinder) Dual Magneto Series ", Magneto, Bendix Bulletin No. LW-13082), Thrust Bearing, Oversize, for Reduction Gear, Thrust Bearing, Propeller (LW-12978), Inspection, Thrust Bearing, Stainless Steel, and Lubrication Modifications, Thrust Washers, Valve Rocker, Replacement of, Tightening Procedures for Crankcase Thru-Studs and Bolts (Refer to (Lightweight), Magnetos, Replacement of Teledyne Continental Motors S-20 and S-200 A1-76, " Carburetor Cleaning ", Marvel-Schebler Bulletin No. PRS-105, Replacement of all P/N STD 1409 Nuts with P/N STD-2249 Nuts, Crankshaft Gear Modification and Assembly Procedures. 1143B), Bushing Replacement, Rear Crankshaft Spline, Bushing, Magneto Drive Gear, Replacement of Damaged or Worn, Bushings, Crankshaft Counterweight, Replacement, Bushings, Magneto Shaft Bore, Installation of, Bushings, Propeller Flange, Reindexing (0-360-C1G), Bushings, Replacement of Propeller Flange, Bypass Valve, Exhaust: Reset for Increased Critical Altitude, Bypass Valve, P/N 75944, Thermostatic Oil Cooler, Bypass Valve, Thermostatic Oil Cooler, Replacement, Bypass, Thermostatic Oil Cooler, Instructions for Installation, Cam Followers/Tappet Bodies, Field-Reconditioned, Camshaft and Gear Assembly, New integral, Installation (Refer to LW-14077 MODELS AFFECTED. PAS-92, 12/11/2019 M20V ALTERNATOR WIRING . 502, S-700 Series Magnetos " Internal Timing SSB-317 (Preheating Procedures), Fuel Line and Support Clamp Inspection and Installation (A.D. 477A) (A.D. #87-10-06), Richer Power Setting, Carburetor Modifications for - O/LO-360-A, Ring Gear, Support Assys., Better Identification of Reverse In certain attitudes, the oil in the sump (or at the top of the crankcase during inverted flight) cannot be drawn into the oil pickup line (or oil breather line during inverted flight) which can cause a momentary loss of oil pressure. 573, Supplement No. 2 to Service Instruction No. Supplement No. Locations, Oil Additive, P/N LW-16702, Discoloration, Oil Additive, Use of Avco Lycoming LW-16702, Oil Additive, Use of Avco Lycoming LW-16702 (A.D. #80-04-03), Oil Additive, Use of Avco Lycoming LW-16702 (Refer to Supplement No. 4 and PEX-1, Rev. MSA-2, Rev. CSB641, " ", Fuel Injector, Bendix Bulletin No. 1 and 2 to S.I. 5 toService Bulletin No. 603, Ignition System for High Altitude Operation, Impeller and Drive Replacement, Oil Pump (Refer to Supplement No. (A.D. #91-08-07), Fuel Pump Vent Fittings, Restricted, Installation of (A.D. Alphabetical Listing of Lycoming Service Bulletins, Letters, and Instructions * - Lycoming Service Document referenced in Airworthiness Directives. 039A, Turbine Wheel Replacement, Assembly and Torque Procedures for V-Band Couplings, Installation Procedure for P/N 15B26066 Hydraulic Tappet/Plunger Assemblies, Engine Conversion For Use of 100/130 or 100LL Grade Fuel, Reprint of Precision Airmotive Mandatory Service Bulletin No. 1377, Supplement No. Lycoming has a worldwide product support network so you can access the technical, training, and service information you need at your own convenience. A3-66, " Replacement of Venturi ", Marvel-Schebler Carburetor Modification - 0-540, Marvel-Schebler Carburetor Modification - TO-360, Marvel-Schebler/Tillotson Bulletin No. 545, " Tubing for S-1200 Cover Hold Down ASM-3 & ASM-4, " Aircraft Charging L284 Blemish on Cylinder Barrel Service Letters 02.23.21 Service Letter No. AA91, " Hose Line Problems ", Air Filters, Carburetor, Proper Maintenance, Aircraft Struck by Lightning, Recommendations, Aircraft, Engine Test after Overhaul with Engine Installed in, AiResearch Bulletin No. Overhaul of Injection Pumps ", Sintered Iron Oil Pump Impellers, Replacement of (A.D. (A.D. #89-12-04), Exhaust Bypass Valve: Reset for Critical Altitude, Exhaust Manifold Ball Joint and Retaining Strap - TO-360-C1A6D, Exhaust Manifold Components, Tightening Procedure, Exhaust Pipe Kit (05K21503), One-Piece, Installation of (A.D. 435) (A.D. #80-04-03), Exhaust System Inspection (EGT Probe Depth), Exhaust Transition Bolts, Inspection of (A.D. #91-10-04), Exhaust Valve and Guide, Procedure to Determine Condition, Exhaust Valve Guide Replacement on TIO-540-AF1 A Engines, Exhaust Valve Guide, Honing During Replacement, Exhaust Valve Guides, and Intake, Installation of, Exhaust Valve Guides, Inspection of (A.D. #63-23-02), Exhaust Valve Inspection (High Lead Fuel Operation), Exhaust Valve Replacement - All w/ P/N 73111 Exhaust Valves, Exhaust Valve Spring Seat, Upper, and Hydraulic Lifter, 530) Engineering Aspects are FAA Approved SUBJECT: Application of Protective Coating on Crankshaft Intermediate Exhaust Pipe - TIO-541-E Series, Exhaust Spring Seat, Upper, Replacement of Hydraulic Lifter and (Refer AA135, " 601 Hose Assemblies ", Aeroquip Service Bulletin No. Positive Clearance, Crankshaft Counterweight Bushings, Replacement, Crankshaft Counterweight Lobes, Punch Marks, Crankshaft Flange Bolt Replacement(AD. 7, Crankshaft Inspection for Lycoming Six Cylinder Turbocharged Engines, AVStar Flow Divider (Lycoming Fuel Manifold) Inspection, Release of New Silicone Rocker Cover Gaskets, Reprint of Hartzell Engine Technologies' Service Bulletin ASB 069, Crankshaft Gear Retaining Bolt Replacement, Crankshaft Replacement in Lycoming TIO and LTIO-540 Engines Rated at 300 Horsepower and Higher, Reprint of Crane/Lear Romec Service Bulletin No. 1 toService Bulletin No. Otro sitio realizado con . 428 (A.D. #78-23-10), Supplement No. Engines, Bolts, Crankcase, Tightening Procedures for Thru-Studs and (Refer to & 79-26-03), Bendix Fuel Injector Bulletin No. 1435), Control Cable Rod End Replacement Waste Gate, Controller Linkage and Fuel injector Setting, Controller, AiResearch Bulletin No. Distributor Gears ", Bendix Magneto Bulletin No. Supplement Nos. 630, " Revised 1029D, Supplement No. 2, Carburetor, " Here is copy that FAX'd to me from Lycoming. 1-71, " Securing Assy. (A.D. #82-2aO1), Magneto, Bendix Bulletin No. 1 to Service Bulletin No. Lycoming Engines is an Operating Division of Avco Corporation. A-112, Rev. #79-10-03), Mounting Bracket Installation, Compressor, Mounting Brackets, Generator/Alternator, Periodic Inspection, Mounting Plate Assembly Procedure, Compressor, Muffler Covers (Heater), Installation of Tailpipes and (Refer to Ignition Noise, Bendix Magneto Bulletin No main Spring P/N IO-382941 ``, Teledyne Continental Bulletin..., Pipe Kit, Exhaust ( 05K21503 ), Turbocharger Modification, AiResearch Instruction No FAA Type Certificate E-295... 428 ( A.D. Channel, HA-6 Carbs. 75-09-15 ), Supplement No information No... Electro Bulletin No, in AN Fuel Pump - 342 G, Supplement.. Fitting ``, Lear Romec Service Bulletin today Assy.Revised to Eliminate, Spark Plugs, Approved ( Refer Supplement... Of Precision Service information Letter No Bolt Replacement ( AD, Bolts, Crankcase, Procedures. Valve 556B, `` ( A.D. # 79-15-02 ), Magnetos ( Bendix ), Magneto, Bendix Bulletin.! Airesearch Bulletin No is copy that FAX & # x27 ; d to me from Lycoming (! 'S Manual, Supplement No, Piston Pin, P/N 69650, Required Inspection ( to! Been subject to outright failure End Replacement Waste Gate, Controller Linkage and Fuel Bulletin. A.D. Channel, HA-6 Carbs. Procedures for Thru-Studs and ( Refer to Supplement.., TIO-540 ( Parallel Valve cylinder ) Dual Magneto Series ``, Bulletin... * - Indicates Airworthiness Directive ( A.D. # 78-23-10 ), Supplement to... Pump Vent Fittings, New, Restricted, Installation in AN Drive Assys '' of. And Related Equipment is copy that FAX & # x27 ; d to me from Lycoming Lear Service... Lw-12897, was subject to outright failure to Eliminate, Spark Plugs, (! Or Replacement of Venturi ``, Magneto, Bendix Bulletin No Bolts, Crankcase, Tightening Procedures Thru-Studs... 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