, are still required. 1. All we are doing is putting nuts on the studs and torquing. MSB94-8D . The Table of limits in the lycoming manual says 5/16 UNC nuts to be torqued at 204 in-lb. 17. 5 to. 5. TITLE S. Apr 17, 2010 · For example if it takes 21 foot pounds to breakaway Locktite 271 but the joint is tightened to only 15 foot pounds then if you check this joint for "proper torque" by applying 15 foot pounds, the joint can be completely loose and you're torque wrench won't create any nut rotation because the thread adhesive is preventing nut rotation. D-2000/3000 Seeries Magnetos - Dual Magneto - Can Be Impulsed Coupled or "Shower of Sparks" - Primarily Found on Lycoming Engines - 4 and 6 Cylinder - No Longer in Production not Supported by the Original Manufacturer Continental Motors Inc - Many Parts are Difficult to obtain, and Some Impluse Coupling Cams Are No Longer Available The Lycoming O-540 is a family of air-cooled six-cylinder, horizontally opposed fixed-wing aircraft and helicopter engines of 541. Service instructions for Bendix Magneto Model S6RN-201, S6RN-205, S6RN-1201 and S6RN-1205 may be obtained from Bendix Corporation, Electrical Components Division, Sidney, New York 13830. Clean all dirt and oil residue from the engine flange. There are lots of other places these specs show up, but these are certainly "Official". Ignition Systems Application Data Service Support Manual 5 15 October 2015 2. It didn't seem altogether different from what I was using. N 60294-7 in Service Table Of Limits Part 1 Section V)" "The brass exhaust nuts on the A and C Series Continentals cannot be tightened to standard torques because you will strip them. Needed load on the bolt/nut assembly (also called tightening torque, installation torque). SL4300/6300-74-20-001: Timing Inspection Information Feb 18/2015 M. Use the supplied cotter pin to secure the castellated nut Tighten the magneto hold-down clamps by torqueing to 204 in. Torque nut to 120-320 in-Ibs on magnetos with attached drive gears. It’s perfect for experimental applications. Service Letter No. Other tings I've read say they should be in the 160-180 in-lb range. The O-145 received its Approved Type Certificate on 13 Jun 1938. LYCOMING OPERATOR’S MANUAL SECTION 5 O-360 AND ASSOCIATED MODELS MAINTENANCE PROCEDURES (7) Hold the magneto in this position and install gasket and magnetos. Continental / Lycoming Cylinder Base Wrenches Continental 470/520 Mount Area Wrenches Continental 550 Cylinder Base Wrench Lycoming Cylinder Base Wrenches Oil Filter Torque Wrench Oil Filter Wrench Oil Nut Wrench OilEasy Oil Filter Wrench Propeller Wrench Rapco Vacuum Pump Wrench Spark Plug Torque Wrench And while we're on the subject do you torque to 25, 30 or 35 ft. lb. 16 Feb 2020 This is why a Slick magneto needs to be opened up, inspected and plugs and torque them to 35 foot-pounds, assuming a Lycoming engine. View detailed Both Continental and Lycoming call for a two-phase tightening procedure where all the cylinder hold-down nuts are first torqued to 50 percent of their final torque in a specified tightening sequence, and then they are torqued to 100 percent of their final torque following the same sequence. The flywheel nut is loctite and torque to 92 lbf-ft. Magneto housing nut, 532/582/618, 22mmx1. SUBJECT: MAGNETO TO ENGINE TIMING Easy to maintain- Slick magnetos use up to 50% fewer parts than the competitive aircraft magnetos. L264A (Supersedes Service Letter No. The engine is mounted through some rubber bushings to isolate the vibrations and not send them through the fuselage. a. Be sure the torque is proper. “M2555” Screw in item 22 has been replaced by “M3021” Screw. We supply new and used aircraft parts to aircraft owners, mechanics, FBO’s and engine shops through our retail outlets. Brand Name: TCM · Add to Wishlist. Prevent any chance of the terminal grounding out on/in the magneto housing and/or other magneto components. If a torque bolt yields before reaching the specified torque value (40 ft. of torque fails to give minimum stretch (2. Apr 10, 2017 · Havent seen any videos about this so figured id make one hopeing to help others! -You must make sure your on the compression stroke and as close to top dead Aircraft Specialties Services is a Part 145 Repair Station specializing in reconditioning and machining crankshafts, camshafts, tappet bodies and connecting rods. Remove the cotter pin, nut, washer and drive gear from the magneto drive shaft. 1029D. A strap wrench is helpful while removing (or re-installing) the castle nut from the ignition shaft. Always use a calibrated torque wrench when tightening mounting or clamping bolts, and torque to the listed value for your propeller. Adjust magneto internal timing, or replace points if either follower or points are worn. Re: Bendix magneto timing did you figure out the torque on the nut? it appears its like 18 to25 foot lbs and the manual sez to lobe the shaft before putting on the impulse coupling. lbs. 5mm ) thin wall fits into tight areas. SC Series magnetos have the following features: AFFECTED: All TCM & Bendix S-20, S-1200, D-2000 and D-3000 series magnetos with riveted impulse couplings as installed on TCM, Lycoming, Franklin and other manufacturer's engines. informational only. Gasket attaches to oil filter adapter plate install per Lycoming Service Bulletin 543a and Service Instruction 1453 - gasket is suppose to be bonded to plate. 5 cubic inch (8,874 cc) displacement, made by Lycoming Engines. Drag torque is the natural friction between a fastener and its nut, nut plate, etc. The engine is a six-cylinder version of the four-cylinder Lycoming O-360 . 1276 Bendix Electrical Components Bulletin No. SL1-10: Slick 400, 600, 4200, and 6200 Series Magneto Replacement Jul 16/2010 L. Use Lycoming special tools, or their equivalent, to torque the cylinder nuts. Slick Magneto Contact Breakers (incorporation of AWB 85-012). CHAMPION Aircraft SPARK PLUG - LYCOMING / CONTINENTAL - Part # RED 39 N - NEW NEW Lycoming Oil suction screen - torque? Does anyone have a torque value for the oil suction screen nut in the sump? I'm guessing 300 in-lb like the vernatherm and the oil pressure relief valve, but I can't find a reference in the Lycoming overhaul manual. (23 Nm). Investigations 31/5/07. Forged from 4130 steel and tempered for maximum strength. The lock-tite fills the void in the threads between the nut and stud to prevent oil seepage through the threads. and continues to turn without the torque increasing) the bolt must be replaced. It calls for part # 78027 (bolts), and # LW-12186 (nuts). Lycoming Service Instruction (SI) 1308 details the testing procedure for pressurized magnetos installed on Lycoming engines. The SC (short cover) Series Magnetos are supplied for factory new and factory rebuilt magnetos in place of the S-20 and S-200 magnetos previously supplied. Specifying a MINIMUM torque value assures that the stud has sufficient interference, and that an oversize stud is not required. 2. Technical Portions FAA Approved . BENDIX S-20, S-200 SERIES 1 BENDIX S-20, S-200 SERIES MAGNETO MODIFICATIONS: This section covers the most common modifications for Bendix S-20, S-200 series magnetos. Aug 11, 2010 · The minimum torque value is necessary to avoid fatigue failure and the maximum to avoid exceeding the tensile strength of the stud. In airframe installations where it could be difficult to access the attaching nuts, use a torque wrench Tighten the nut to 20-25 ft. He is a frequent speaker at HAI’s annual Heli-Expo and is also the owner and operator of a 1949 Piper Clipper with a Lycoming O-290-D2 engine. results in an over-stretched Lycoming Cylinder Hold Down Nut Plate P/N 69531. Do not apply lubricant to shaft or nut threads. 00 If a torque bolt yields before reaching the specified torque value (40 ft. 1. My Lycoming O-360 has Dynafocal 1 mounts. -lb. 840 dimension. Billet machined to exacting tolerances from Aerospace grade 6061T6 aluminum and hard anodized. WheatbeltCF Understanding How The Magneto's Work - Maintenance Mondays - MzeroA Flight Training Brian Costello is a Field Service Engineer for Lycoming. installing the nut, P/N STD-1410. I. My torque chart for 5/16 coarse bolt is 160 in lb for max. 717/323-6181 SERVICE INSTRUCTION August 15, 1986 Service Instruction No. $10. . Continental Lycoming Magneto Low Hours Model No 4301 w/ Impulse Coupling. 7/16-14. There must be . Producing between 230 and 350 horsepower these engines are installed in a Aircraft Specialties Services is a Part 145 Repair Station specializing in reconditioning and machining crankshafts, camshafts, tappet bodies and connecting rods. Be certain that magneto switch is off, and that both magnetos are grounded. #N#Oil Pressure Relief Valve. 8 sold. MANDATORY SERVICE BULLETIN . This adapter is off set 45 degrees for added clearence from the firewall. 516 Bendix and TCM S-20 and S-1200 Series Impulse Coupling Magnetos, Inspection and Removal S. 529A, “Torque Values for Drive Shaft Nut” Tighten each nut to a torque of 40 ft-lbs. NOTE: When specific torque values are included in a technical manual for a specific item, those values shall be used. ­ lbs. Last time I checked, it was 204 inch pounds… I’ve found numerous mag attach nuts undertorqued. 4 to 1. lb (1. 10. Remove the spinner dome, if applicable. Install the drive gear on the E-MAG shaft using the woodruff key, washer(s), castle nut, and 5/64” cotter pin provided. 11hc. Magneto 'P' Lead Nut Torque Applies To Aircraft With Slick Magnetos Only: NA: SNL85-35R1: 08/23/1985: Informational: Use Of Airplane Lights For Daytime Recognition FAA Safety Program 'Operation Lights On' NA: SNL85-34: 08/09/1985: Informational: Proper Engine Break-in Procedure TCM Bulletin M81-5, Lycoming Service Instruction 1427A: NA: SE84 Performance Engines has developed an Oil Filter Adapter for all Lycoming engines. Use the vent plug that is closest to the drive side (see picture below). If one or more Cylinders are removed from a case for more than a day or so, pressure plates should be used to return the torque to the case while awaiting the re installation of the cylinder/s. -lbs. 29 Sep 2010 ааInstallation of this kit provides a more maintenancefree magneto drive the P/ N STD61 nut to the torque specified in the latest revision of  2 Sep 2017 securely attached to the magneto condenser studs. (1. 13 for their torque values. thing is that the engine runs smoothly because magneto drop-off is affected by (d) As a final check, hold the torque wrench on each nut for about five seconds. Affected magnetos with data plates identified with the letter "A" in the lower right quarter have the new snap ring cam assembly installed and Both Continental and Lycoming call for a two-phase tightening procedure where all the cylinder hold-down nuts are first torqued to 50 percent of their final torque in a specified tightening sequence, and then they are torqued to 100 percent of their final torque following the same sequence. Sim ABCXYZ Recommended for you Apr 24, 2010 · The ability to obtain the proper torque on the nuts securing the magneto clamps or even make them adequately tight depends on the accessibility of the nuts when the engine is installed in the Mar 26, 2014 · Follow the cylinder installation instructions in the Lycoming overhaul manual or Lycoming Service Instruction No. Chock the aircraft wheels to prevent movement. 7. The -A3B6D has dual magnetos to power the spark plugs (just like most piston aircraft engines), however the design flaw is the two magnetos are in a single housing and driven by a single drive shaft. Be certain that the magneto switch is “off” and torque recommendations for adapter mounting locking nuts only, add nut drag torque to the torque values. They told me to use the torque spec for 5/16-18 bolts listed on page 1-37 in the back of the O/H manual under "Standard Torque Unless Otherwise Listed. Torque the nuts to a preliminary torque to 350 inch pounds then repeat final torque to 700 inch pounds each. Line up the safety wire holes in the 3 perimeter bolts with castle nuts in the sump area, and safety the nuts. (Refer to appropriate Bendix Magneto Overhaul Instructions for the magneto series being pin, torque nut to next castle, not to exceed 25 ft. I cannot find any information on the torque value for the drive gear retaining nut. Made in the USA. This means the mounting bolts are angled toward the center of the engine rather than straight and parallel with the crankshaft like a Conical mounts are. installed with lubrication, threads, nuts and nut torquing surfaces are lubricated with grease ( MIL-T-. In Service Torque Specifications, corrected M-3019 Impulse Coupling Nut torque value to be used to maintain or overhaul a Slick Magneto that contains. Connection Example. Once the magneto timing is set, tighten the hold down nuts using an even “step-torque” procedure. Nut. Service instructions for Slick Magneto Model No. 529A, “Torque Values for Drive Shaft Nut” magnetos, apply 30 to 35 in. Ask your mechanic what torque was used for the magneto attaching nuts. crankcase, install torque plate P/N ST-222 over the 6th - Tighten 3/8-inch nut and bolt 10 at rear. However, if the oil is weeping out through the threads, I have seen this addressed by removing the nut and degreasing the stud and nut, then use some of the easy to remove lock-tite on the threads and torque back to spec. Under the 6365 magneto column, changed item 11 from “M3499” to M5617”. B. Remove magneto from engine and turn magneto to #1 firing position, attach timing light, turn magneto in proper rotation. spring is not broken and flyweights move freely. 1508B. Performance Engines has developed an Oil Filter Adapter for all Lycoming engines. Apr 24, 2010 · The ability to obtain the proper torque on the nuts securing the magneto clamps or even make them adequately tight depends on the accessibility of the nuts when the engine is installed in the Photos of the Day — Timing Bendix Magnetos to a Lycoming O-320 Lycoming Engines is a division of Avco Corporation. from ALS, add “or 72-30-00. Sep 23, 2014 · a chance to see a slick mag opened up. and install pin. 5/16-18. Time the magneto to the engine in accordance with the magneto manufacturer’s instructions. My O-290 manual calls out 78030-S as the correct part. 6. 11. (480 in-lbs. Length (Inches), Part #, Price  Bendix, TCM, CMI magnetos are commonly reffered to as "Bendix Mags", and Never use Split Washers on these condensors, over torque on the condensor . Magneto Example. We were talking about everything (but CamGuard), when I asked him about the infamous Lycoming O-320-H2AD engine. I bought the con rod nuts and bolts illustrated, and called for, in the Lyc parts catalog for the 0290 and 0235. Torque all 1/4" perimeter bolts to 110 in-lb. Lycoming has an AD that requires repetitive inspections of the clamps and fuel lines for tightness and security, and replacement of defective clamps. Big Chief Answers What Happened to Midwest Street Cars and Why Him and Shawn Split - Duration: 57:13. Aircraft Specialties Services is a Part 145 Repair Station specializing in reconditioning and machining crankshafts, camshafts, tappet bodies and connecting rods. 0. ) or the mounting flange can crack. TELEDYNE CONTINENTAL ® AIRCRAFT ENGINE. 1/4-20. PROPELLER HUB INSPECTIONS: 1. 5, 60, 530. Hi I am replacing the Eisemann Magnetos on my A65 with Slick 4333. Nut P/N 649496 is a flanged 6 point (hex) nut requiring a torque value of 790-810. Is the 5104-61477 a old P/N? Description Magneto No. 4. ). broken impulse spring. A gear puller will be necessary to remove the gear without damaging it, or the magneto. " The Textron Lycoming manual spec quoted above specifies a minimum 40 lb/in torque for driving the the STUD, and is not referring to the nut. If 35 ft. They are actually P-mags on a Lyc 0-360. (See Hanging the Engine. Lycoming torque plate. Oil suction screen - torque? Does anyone have a torque value for the oil suction screen nut in the sump? I'm guessing 300 in-lb like the vernatherm and the oil pressure relief valve, but I can't find a reference in the Lycoming overhaul manual. Table of Limits, Torque Value Book - SSP-1776 Translation Services USA The cookie settings on this website are set to 'allow all cookies' to give you the very best experience. SUPERSEDES MSB94-8, 8A, 8B, 8C. 1252C Bendix 1200 Series Magneto Installation S. The exhaust studs are torqued to a minimum of 40 in-lbs. Champion Oil Filter Torque Wrench · Champion Lycoming Cylinder Base Wrenches · Oil Filter Torque Wrench · Oil Filter Wrench · Oil Nut Wrench · OilEasy Oil Designed specifically for aircraft magneto synchronization and engine timing. Discard old cotter pin and  10 Apr 2018 Over-torque can cause wear or premature failure of a bolt or nut from overstress on threaded areas. 3. 12. Apr 15, 2007 · Page 1 of 2 - Removing Nut on Magneto End of Crankshaft - posted in MXZ / Legend / Summit / Grand Touring / Formula : Does anyone have any tips on getting the nut off the end of the crankshaft that is on the magneto end? I have been trying for a couple hours with no success! 200HP IO360 Lycoming and plumb it. Changed note at bottom to reflect magnetos using 2 Woodruff Keys. torque and secure the nut with the new P/N STD-713 cotter pin. Make sure cylinder base wrench shank does not contact cylinder barrel and create false torque reading. 1/4-28. This insures that the magneto won’t be pulled to one side of the pad, altering your timing adjustment. Also should the gear have a bit of end play. 99. From my Lycoming notes. , to submit a survey to Lycoming Engines ends one year after the effective date of this AD, but, the exhaust system inspections in Required Actions paragraph 1. 5, 95, 840. But surely there is a lyc spec for this torque and perhaps it is different. ), the bolt must be returned to Textron Lycoming. They are commonly used on light aircraft such as the Cessna 172 and Piper Cherokee. There is an entire industry devoted to making devices that prevent properly tightened threaded fasteners from working loose; lock nuts, lock washers, adhesives of many types, special thread forms. Webster Magneto, Coupling Nut, Re: Lycoming 0320 intermittent power loss It is a long shot, especially if the mags are new, but I have seen several Bendix coils go bad, and it is quite common for them to not fire while hot, then after cooling off begin working fine again. Repetitively inspect the magneto for looseness by attempting to move it by hand, at each oil LYCOMING OPERATOR’S MANUAL SECTION 5 O-360 AND ASSOCIATED MODELS MAINTENANCE PROCEDURES (7) Hold the magneto in this position and install gasket and magnetos. 6. When using the torque method, you MUST find an accurate "running torque" for each bolt first -what it takes to just turn the nuts on the bolts under no load Continental / Lycoming Cylinder Base Wrenches Continental 470/520 Mount Area Wrenches Continental 550 Cylinder Base Wrench Lycoming Cylinder Base Wrenches Oil Filter Torque Wrench Oil Filter Wrench Oil Nut Wrench OilEasy Oil Filter Wrench Propeller Wrench Rapco Vacuum Pump Wrench Spark Plug Torque Wrench The Textron Lycoming manual spec quoted above specifies a minimum 40 lb/in torque for driving the the STUD, and is not referring to the nut. SL3-94: Impulse Magnetos for TCM "E" Series Engines Nov 30/94 K. NO. REQUIRED Magneto Nut (To attach drive. Different variants are rated for 150 or 160 horsepower (112 or 119 kilowatts). 529A, “Torque Values for Drive Shaft Nut” It is not that critical with a metal prop - if you wanted to go to the higher range of torque with the self locking nuts i. torque of 220 in lbs - then use additional torque on the appropriate side if necessary to obtain a good prop Apr 02, 2016 · Basic Steps to install a Slick Magneto. Using the set of Dynafocal Engine mounts with AN7-35 A bolts, AN960-716 washers, and AN363-720 nuts, mount the engine to the mount. Impulse coupling fails to return to unwound position Inspect impulse coupling nut for torque. Apply a light coating of TCM P/N 646943 anti-seize lubricant to the tapered section of the magneto drive shaft. 255 length) additional torque can be applied until proper stretched length results. See Figure 2. 7 Nm). (See photo 11, page 28. , minimum is 110 inch/lbs. Nov 12, 2005 · Here is what I found in the Lycoming Overhaul Manual for Direct Drive Engines. Started 02/21/06. O-360 & IO-360 SERIES ENGINES MAINTENANCE MANUAL del magneto 100 hr insp. This means They should come on simultaneously, or very close to it. lycoming. Place a new P/N 62224 gasket over the studs on the magneto mounting pad in the accessory housing. com/sites/default/files/Dual%20Magneto%  15 Aug 1986 All Avco Lycoming piston engines. Well I installed another set of lycoming rubbers on a 150 horse Pacer, We'll see. 2 - Engine Mounts The first thing you need to do is bolt the engine to the mount. 020” play between drive gear and impulse coupling. lbs torque to nut on stud terminal. 2 If a minimum drive torque of. Magneto impulse coupling not 5. conventional or retard breaker magneto. It was Lycoming Engines ' first horizontally opposed aircraft engine and was produced from 1938 until the late 1940s. 14"(3. Note different orientation of some perimeter bolts. 12 Point with 1/2 SERVICE BULLETINS, LETTERS AND INSTRUCTIONS PUB. Verify the magneto (ignition) switch is “OFF” and that both magnetos are grounded. For further tips and information please call our technical support staff at: For the measurement specification, see virtually ANY Lycoming Four Cylinder Engine Operators Manual. (page 1-37) SERVICE BULLETINS, LETTERS AND INSTRUCTIONS PUB. The main factor to keep in mind is the location of the coil terminal stud. How to diagnose your magneto/ignition system issues Whether you have a Slick magneto, a Bendix magneto, single or dual, QAA's searchable magneto  31 Mar 2003 Slick and Bendix magneto replacement parts and kits. Tighten the magneto attachment nuts to the required torque as listed in the latest revision of SSP­ 1776, Table of Limits. May 06, 2017 · They are easily identified by the oblong ends, that cover more surface area where they contact the magneto flange. Assemble the magneto gear (5) on the drive shaft, install the washer. , Rockford, Illinois 61100. I use large washers and assemble the lower end and torque per SI 1029D like Jim posted. SC Series Magnetos 1. ) (23 Nm). Otherwise the nut has to be tightened hard to match the next hole. The Lycoming O-320 is a large family of naturally aspirated, air-cooled, four-cylinder, direct-drive engines produced by Lycoming Engines. (10) With the magneto set in position, first tighten each nut to 8 foot-pounds (10 N-m). Make sure the attaching nuts P/N STD­1410 are torqued to 17 ft. Aircraft / Avionics Orders: (800) 447-3408 Radio Control Orders: (877) 219-4489 Torque Link Repair Kit; Machine Screws. Nov 21, 2017 · I. $35. 4 Cylinder Base Nut Tightening Sequence 6 LYCOMING & CONTINENTAL CYLINDER BASE NUT WRENCHES Made of top quality tool steel. First, let’s install the magneto driver or drive gear from the old mags onto the new mags and torque the nut to 120 to 320 inch pounds. The other vent plug will not produce results. 44rf. Values Bendix-Scintilla Magneto. www. Worn pawls or stop pin Inspect pawls and stop pin for wear. SL1-17 Impulse Coupling Nut Torque Aug 17/2017 9. The vast majority of these failures experienced during engine operation result from fatigue. 13. Elastic Stop Nut; Floating Clip Nut; Lycoming Magneto. 7 Nm) as necessary. (page 1-34) There is no special torque listed for the nuts, so that seems to leave you with the default torque setting for 5/16-18 nuts, which is 204 in-lbs. 29 Dec 2014 Check Magneto to Engine Timing and Adjust, if. ­lbs. expaircraft. If it is, tighten the magneto hold-down nuts firmly (maximum torque is 150 inch/lbs. (204 in. Check torque on coupling retaining nut. In the latest and greatest version of the Slick Magneto Overhaul & Maintenance manual, the torque on ALL slick magneto drive nuts is 120 - 180 INLB, NOT 120-320 inlb!!! The over-torquing of the drive gear nut HAS caused major cracks in the drive assemblies, especially in 4309 & 4310 magnetos. Don’t remove the mounting nuts or the magneto unless you must. 010 to . Jul 13, 2015 · Lycoming’s O-320-H2AD The Edsel of Aviation Engines: Not EVERY Idea can be a Winner By Jim Cavanagh Sitting around at AirVenture earlier this year, I spent some time with Ed Kollin, the formulation chemist who developed CamGuard. The Subject Matter Of This Service Bulletin Is Incorporated In Whole Or In Part In An FAA Issued Airworthiness Directive . CAUTION: Do not torque the nuts more than 17 foot-pounds (23 N-m. Install the timing plugs in the magneto and torque to 12 to 15 in. e 320 in lbs - that's fine - now with a wood prop it is critical - ofcourse a wood prop uses a torque or anti- crush plate - in that case you start at the min. Repetitively inspect the magneto for looseness by attempting to move it by hand, at each oil change or within every 50 operating hours time-in-service. Install the magneto on the accessory ho using. It's long been recognized in engineering and among the common man that properly tightened threaded fasteners can become loose. thrust nut -64607 vee -64545 Bolt - propeller -64982, 64983, 64984 Bracket -engine lifting -64758 Burnisher - connecting rod bushing -64580 magneto drive idler gear -64887 valve rocker bushing -64541 Bushing - oil relief valve -ST-243, ST-245 C Cable -engine lifting -1240, 64834, ST-220 Cap -protector, propeller shaft thread -72762 Drift - Fits all Continental, most Lycoming, and many other types of aircraft engines. “What […] Sep 18, 2011 · Statement found on the web: "we might as well address the design flaw of the Lycoming IO-360-A3B6D engine (the engine currently on our Mooney). 28 Aug 2001 mounting torque for these propellers was 540 to 480 lb. Identify magneto as specified under IDENTIFICATION. The nut has to be slacked off a bit to align with the pin hole in the shaft. Now check and see if the appropriate timing mark on the starter ring gear is in perfect alignment with the hole in the starter housing. 5/16-24. is reached, (i. The hold down bolts are actually studs embeded in the case. (See 2 Turn the magneto frame counter-clockwise until the timing light comes on, which shows that the contact breaker points are open. "The torque values you seek are in Section V of the Lycoming Direct Drive Overhaul Manual (P. A. Remove safety wire on propeller mounting bolts. “What […] The direction is on the magneto data plate for your reference. " I have found a NOS set of Lycoming rods PN# 5104-61477 stating they are for a O-290. 10 Feb 2011 attach a Teledyne/Bendix or other dual magneto to a Lycoming engine. 1029C) They should come on simultaneously, or very close to it. 7. magneto drive shaft using standard cleaning solvent. Flat Head 100 Degree; Pan Head; Truss Head; Nuts. (8) Using a battery powered timing light, attach one positive lead to left switch terminal, one positive Brian Costello is a Field Service Engineer for Lycoming. When a nut is tightened too much often the nut yields or the stud pulls. Remove and check for binding, or 5. NEVER strike the magneto or the gear. Nut P/N 634505 is a flanged 6 point (hex) nut requiring a torque value of 690-710 inch pounds. SC Series magnetos have the following features: In the latest and greatest version of the Slick Magneto Overhaul & Maintenance manual, the torque on ALL slick magneto drive nuts is 120 - 180 INLB, NOT 120-320 inlb!!! The over-torquing of the drive gear nut HAS caused major cracks in the drive assemblies, especially in 4309 & 4310 magnetos. Make sure the engine still turns freely around the crank. Allen screws for stator plate  ←Learn More. aircraft amount angle bearing boss calibration camshaft carburetor carburetor ice castellated nut caused chrome clearance combustion chamber connecting rod Continental O-470 cooling crack crank crankcase crankshaft curve cylinder barrel cylinder head cylinder wall detonation dual magneto exhaust valve fatigue failure Figure flange fracture Refer to. L264) January 27, 2016 TO: All Owners and Operators of Lycoming Engine Models with Champion Magnetos SUBJECT: Engine Start Problems Due to Drift in Magneto-to-Engine Timing. Ignition and Starting Switches 2. This prevents seizure of the cam assembly to the shaft and avoids damage during disassembly. Position the crank trigger assembly onto the installed set screws and secure with the included all metal lock nuts (never use Nylock nuts on the engine). My A&P chased a small oil leak down to the top nut being loose, which I understand could have ultimately lead to a catastrophic engine failure. e. Allen screws for fan housing, 6mm, 10, 90. ALPHABETICAL LISTING OF TEXTRON LYCOMING SERVICE BULLETINS, LETTERS AND INSTRUCTIONS PUB. On Lycoming '76 series engines (the ones with the Bendix D2000/D3000 dual drive magneto). With the pin in place and the engine set to the firing point, reinstall the magneto and secure the two retaining nuts. Item 31 is deleted. Once the magneto is in place, you can remove the pin and reinstall the spark plug wire cap. Nov 30, 2017 · Magneto Gear Pulling - Grumman Style: Quick how-to on magneto gear pulling and reinstalling. COMPLIANCE: NOTE . it reaches a torque below 40 ft. 1/2" square drive. (8) Using a battery powered timing light, attach one positive lead to left switch terminal, one positive Nov 30, 2017 · Magneto Gear Pulling - Grumman Style: Quick how-to on magneto gear pulling and reinstalling. Clarification of Torque Requirements for. Two washers are included – use one or both as needed. Hand tighten plus 1/6 th of a turn. STRETCH BOLTS: If 35 ft. Drag torque is also known as running torque, the resistance on the screw as it’s being installed, usually only a few Inch Lb. For SC-20 and SC-200 Series magnetos, apply 20 to 25 in. 3/8-16. com Lycoming exhaust nuts, 5/16-18 Torque Specification 140-170 Inch / Pound Continental O-470, thru IO-550 exhaust nuts, 1/4-28 Torque Specification 100-110 Inch / Pound Continental IO-360, thru TSIO-360 exhaust nuts, 5/16" Torque Specification 200-210 Inch / Pound Never UNDER ESTIMATE THE IMPORTANCE OF YOUR EXHAUST SYSTEM. 6340 and 6391 magneto columns, changed item 11 from “M3801” to M5618”. Table of Limits for minimum drive torque. Torque to 120-150 in/lbs. Observe that when lights go out, built-in pointers in the magneto are aligned in the observation window provided. Category 1 . Yet, none of these devices are used on aircraft B-nut connections. 12-point end fits both hex 12-point nuts. My understan May 06, 2017 · They are easily identified by the oblong ends, that cover more surface area where they contact the magneto flange. Torque the lock nuts to 200 in. 8. 662 may be obtained from Slick Electro Inc. *NOTE REGARDING SELF LOCKING NUTS: For self locking nuts only, add nut drag torque to the torque values above. There are extras of these (little) washers and are to be used as needed under the castle nuts to get the castle nut where it is appropriate for placement of the I am putting together a Lyc 0290D for my J3/PA11. Sep 18, 2011 · Statement found on the web: "we might as well address the design flaw of the Lycoming IO-360-A3B6D engine (the engine currently on our Mooney). Jul 29, 2017 · Intake Cylinder Repair on Lycoming 0-320-D2J on Cessna 172M - Duration: 18:19. The Lycoming O-145 is a family of small, low-horsepower, four-cylinder, air-cooled engines. Ghastly thing it is too. 0 0 Remove the cotter key, castle nut, and washers. Torque the nuts that secure the magneto to the accessory housing using the torque specified in Lycoming Service Instruction No. Correct as necessary. The family includes the reduction-geared GO-145. Continental hub used on a Lycoming engine. 529A, “Torque Values for Drive Shaft Nut” Hanging the Engine. of torque to the cover securing screw. 3125-18 Plain. (4) and nut (3). I torqued them to that limit, but that just seems too tight and does not agree with AC43. Be careful not to over tighten and strip the magneto housing. 1029D (Supersedes Service Instruction No. lbs on your Lycoming spark plugs. Anyway, the question concerns an owner-assisted annual. 00. com Magneto 'P' Lead Nut Torque Applies To Aircraft With Slick Magnetos Only: NA: SNL85-35R1: 08/23/1985: Informational: Use Of Airplane Lights For Daytime Recognition FAA Safety Program 'Operation Lights On' NA: SNL85-34: 08/09/1985: Informational: Proper Engine Break-in Procedure TCM Bulletin M81-5, Lycoming Service Instruction 1427A: NA: SE84 THE TROUBLE WITH TORQUE The problem with the torque-wrench method is that the amount of fastener pre-load generated by torquing a nut to a specifi ed torque value can vary quite a bit. SL2-94: Impulse Magnetos with Gear for A-65 Engines Mar 1/95 J. Secure with clamps, washers and nuts tightened only finger tight. 20 Oct 2014 Magneto failures continue to result in in-flight engine failure, loss of power or rough running. • TEMPEST® Aviation wrench with a torque indicator handle to tighten the plugs to the torque Use an open-end wrench to hold the 7/8" hex plug nut (do not allow to. • Remove the vent plug on either magneto. I followed Steve's 1. (a) Each person performing maintenance, alteration, or preventive maintenance on an aircraft, engine, propeller, or appliance shall use the methods, techniques, and practices prescribed in the current manufacturer's maintenance manual or Instructions for Continued Feb 17, 2012 · The service manual i have does not show a torque spec for the stator bolts, but specifies to use loctite 243, same with the bolts that hold the recoil cup. The testing should be accomplished every 100 hours and requires the use Tighten the nut to 20-25 ft. Slick magnetos are engineered so that mechanical parts wear at a balanced rate. Sim ABCXYZ Recommended for you Jul 13, 2015 · Lycoming’s O-320-H2AD The Edsel of Aviation Engines: Not EVERY Idea can be a Winner By Jim Cavanagh Sitting around at AirVenture earlier this year, I spent some time with Ed Kollin, the formulation chemist who developed CamGuard. Make certain the cotter pin ends Like you I found the overhaul manual less than absolutely clear on this, so I spoke to the Lycoming people at AirVenture. The requirement in Required Action paragraph 3. 28 Jun 2016 cylinder Lycoming engine models with a left retard breaker magneto, a right plain Nut - 0. Recheck the torque on the main bearing studs to 30 ft-lb. Time the magneto as described in Section IV of Lycoming’s Direct Drive Overhaul Manual, P/N 60294­7. I don't know what the original mag type was. Fan nut, 16mmx1. Every time an attaching nut P/N STD1410 is removed, install a new internal it could be difficult to access the attaching nuts, use a torque wrench. 15" (381mm) span fits around almost all aircraft cylinders. Apr 02, 2016 · Basic Steps to install a Slick Magneto. If unable to locate the problem, remove coupling and check according to latest revision of Service thrust nut - 64607 vee - 64545 Bolt - propeller - 64982, 64983, 64984 Bracket - engine lifting -64758 Burnisher - connecting rod bushing - 64580 magneto drive idler gear - 64887 valve rocker bushing - 64541 Bushing - oil relief valve - ST-243, ST-245 C Cable - engine lifting - 1240, 64834, ST-220 Cap - protector, propeller shaft thread - 72762 Lycoming 652 Oliver Street Williamsport, PA 17701 U. The nut is too loose, not too tight. , and torque checks of the exhaust system flange nuts, in Required Actions paragraph 2. results in an over-stretched ALPHABETICAL LISTING OF TEXTRON LYCOMING SERVICE BULLETINS, LETTERS AND INSTRUCTIONS PUB. Mar 26, 2014 · Follow the cylinder installation instructions in the Lycoming overhaul manual or Lycoming Service Instruction No. Torque the P- lead nut to 13 to 15 in. If you have not purchased the engine install pack-age, use these instructions as a reference. in. • Install the T1A9-x into the magneto using thread locker, Loctite 242 or equivalent. Remove magneto and check that the operating properly. VII Recommended Tightening Torque. Refer to the aircraft. Remove the drive gear from the magneto shaft. torque to each of the four breaker cover retaining screws. If the bolt begins to yield before a torque of 40 ft-lbs. When reinstalling "p-lead", apply 15 to 17 in. 4 Cylinder Base Nut Tightening Sequence 6 Oct 22, 2019 · I have a J with the Lycoming A3B6D and Bendix dual mag. If you use the correct bolt's specifed in the part's book you have a very limited range of where the nut can be to pin the nut/bolt in a reasonable fashion. 83483). b. 6 12. https ://www. ) The lines have union nuts with threads that are easily stripped if the nut is over-torqued. Tighten to specified torque and se-. This is not an instructional video or meant to assist in mag maint or repair. 13 Performance rules (general). S. 180Marty thanked for this post 04-01-2017, 11:20 AM #2 The bolts come with two more big washers (slightly smaller in diameter than the one which came with each rubber set) four castle nuts, four cotter pins, and a handful of AN970 washers. In addition, 70% of the parts in any Slick magneto are interchangeable with the comparable parts in other current production Slick magnetos. The Truth about your Magnetos, finally revealed! Despite its rudimental design, the Lycoming IO-360-L2A has come a long way in general aviation history and proves to be both a compact and extremely reliable powerplant. 9. The FAR that requires special tools (torque wrenches) to be calibrated can be found in: 43. That’s because the lion’s share of the applied torque is dissipated by the over-coming friction—both friction under the nut face and friction of the May 27, 2017 · Magneto Ignition Harness - Grumman Style: Slick magneto harness with worn outer shield, torn inner shield near plugs, and a bad cigarette butt on cylinder one. Learn More: Lycoming Magneto Cushion, for Bendix Magnetos Learn More: Impulse Coupling Nut  6 May 2017 Ask your mechanic what torque was used for the magneto attaching nuts. Eligibility PN Price Buy; Lycoming Drive Gears: SL61665: O-235, 320, 360 Impulse Magneto: 07-02010: $377. lycoming magneto nut torque

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