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Category: General Aviation Maintenance Alerts
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These are the documents in the General Aviation Maintenance Alerts category of the Learning Center Library. Click on a link to view any document.
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Description: This Alert introduces Cessna Service Letter SEL-57-06 and SEL-57-07. These service letters cover a one time eddy current inspection of the wing spar carry through.
Description: Current, Airplanes, Cessna 172 and 175, Issue and Recommendation, Cracks were found in the Horizontal Stabilizer Forward Spar. Improper ground handling can cause cracking and...
Description: CURRENT, Airplanes, Cessna 208 and 208B. Cracked Upper and Lower Wing Strut Fittings and Upper Wing Strut Fitting Fracture. Upgraded version of narrative.
Description: This Alert results from an accident that occurred on May 27, 2018 in Houston, Texas where a SR-20 airplane crashed shortly after takeoff. Examination of the airplane after the...
Description: Current: Issue and Recommendation: Cessna 208 and 208B, Horizontal Stabilizers, Broken and Corroded Mount Bolts
Description: Airplanes, Cessna CE208, , Accident Prevention Order 8020.11. A mount bolt for the horizontal stabilizer sheared from excessive corrosion. All Mount Bolds wee inspected and...
Description: General Aviation Maintenance Alerts Table of Contents
Description: remove Omega PMA Bolt Number GYS186C21-OA From Service with attachment. B. Ballenger
Description: Transport Canada recently contacted the FAA with concerns for the use of cargo doors as an emergency exit on Cessna 206 models. Following a fatal accident in August 2018,...
Description: This SAFO provides safety information to the public of potential problems associated with coating or modifying wing struts.
Library Document
AEC Piston AEC646263
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Description: Power Plants, AEC Piston, AEC646263, Blown Piston. After approximately 300 hours of operation, the number five cylinder on this Continental O-470R engine experienced piston...
Description: Airplanes, Agusta A119, The Gleason Crown Gear was cracked.
Description: Power Plants, Allison 250C47B, Cracked Combustion Case. References a Bell Helicopter
Description: Power Plants, Atlee Dodge Muffler, The hose clamp on the muffler shroud's left cabin inlet port had worn a notch through the engine mount's lower left vertical support tubing. ...
Description: Accessories, Auxilec Generator, Bearing. The generator rear bearing failed on the right engine; its mounting pad sheared and the generator split apart. References a...
Description: Airplanes, Aviat A1, Blocked Fuel Vent Lines. January, 2007. Bot fuel vent lines were blocked by ice. The engine stopped during its taxi to the runway.
Description: Airplanes, Beech 1900-1900D. Burned Blower Resisters. February, 2007
Description: Airplanes. Beech 390, Cracked Flap Fairing Hinge Fitting. During inspection of the wing flap actuator attachments, both the L/H and R/H wing inboard flap-fairing hinge...
Description: Airplanes. Beech 400, Cracked Engine Mount, During the removal of the L/H engine, the mechanic found that the engine mount had a large crack."
Description: Airplanes, Beech 58, Failed Throttle Control Rod
Description: Airplanes, Beech 58, Burned Landing Light Circuit Breaker Switch. A burning smell was reported by the pilot, there were burned internal components found in the failed switch.
Description: Airplanes. Beech 58, Fuel Cell Sealant Deterioration. The cells are sealed wing bays—or 'wet wing' fuel cells located in each wing tip. These wing tip fuel cells were found...
Description: Airplanes, Beech 95B-55, Corroded Fuel Pressure Line. A concern about chafing or corrosion motivated the submitter to check out right fuel-flow pressure gauge line where it...
Description: Airplanes, Beech A36, Cracked Flap Leading Edge Nose Rib, January, 2008. At an annual inspection, the repair team found both the left and right flap attach point ribs...
Description: Airplanes, Beech A36, Loose Auto Pilot Connecting Rod, April, 2007. The auto-pilot hook-up rod should be tightened up or removed from the aircraft at the factory. This is the...
Description: Airplanes, Beech A60, DeIce Boot Separation. A propeller required installing new deice boots on all three blades. One boot came off during engine operation resulting in a dent...
Description: Airplanes, Beech B95, Cracked Flap Leading Edge Nose rib, ATA 5753, January, 2008. While in flight, the pilot lowered the flaps and the aircraft started to roll to the right....
Description: Airplanes, Beech C90, Flap Rib and Bearing Damage, January, 2007. The left flap’s aft roller bearings have very little side clearance between the bearing and the flap’s rib....
Description: Airplanes, Beech F33a, Frayed Elevator Cable, March 2007 While performing an annual inspection on this aircraft, the right aft rudder cable was found frayed almost in half....
Description: Airplanes, Beech F33A, Cracked Leading Edge Nose Rib, January, 2008. An annual inspection found the R/H flap rod attach point rib cracked.” (Rib P/N 35-165050-84; Flap P/N...
Description: Airplanes, Beech V35B, Cracked Flap Leading Edge Nose Rib, January, 2008. During an annual inspection, the submitter found the R/H Flap Rod attach point rib cracked.
Description: Airplanes, Beech, burned Engine Indicator Electrical Wires. A check inspection of the wiring in the aft baggage compartment shoed some burned wires.
Description: Airplanes, Beechcraft 200, Cracked Spar Shear Fitting. The left and right lower wing spar attach shearing fitting was cracked.
Description: Airplanes, Beechcraft A36, Failed Strobe Light Switch. During routine inspections, it was found that the strobe lights would remain on after the switch was selected 'off'.
Description: Airplanes, Beechcraft A36, Broken Aileron / Rudder Spring, ATA 2720. Pilot noticed Aileron was pulling to the right.
Description: Airplanes, Beechcraft A36, Failed Landing Light Switch. The landing light circuit breaker switch failed.
Description: Airplanes, Beechcraft B200, Cracked Spar Attach Fittings. 11/2011 The L/H Lower wing spar attach shear fitting was cracked.
Description: Airplanes, Beechcraft B200, Bad Rivet Installation in Stabilizer Spar. The horizontal stabilizer forward spar and ribs were not riveted correctly.
Description: Airplanes, Beechcraft C90GTX, Failed Nose Wheel Steering. The Nose Wheel Steering was inoperative, maintenance found a lack of grease on the steering brace. Created November, 2012
Description: Airplanes, Beechcraft E90, Cracked Wing Spar Caps. Forward outboard lower wing spar caps are cracked.
Description: Airplanes, Beechjet 400A, Fuselage Bulkhead Cracks, ATA 5310. Fuselage bleed airline attach brackets pulled from the aft fuselage bulkhead.
Description: Airplanes, BeechJet 400A, Pitch-Trim Electrical Failure. The Pitch-Trim was not working because of a wire bundle that was chafed.
Description: Rotors: Bell 206B, Cracked Tail Rotor Gearbox Support. The tail rotor gearbox support bulkhead cracked at the right-rear mounting hole to the second rivet inboard on the gear...
Description: Rotors, Bell 206B, Failed Transmission Oil Sight Indicator. The oil level indicated full after the main rotor transmission oil was drained. The coating with the level...
Description: Rotor, Bell 206L-1, The governor allows the engine (Allison 250C28) to over-speed," says a mechanic. It failed the shop test.
Description: Rotors, Bell 430, Cracked Tail Rotor Blade. This aircraft was flown to our facility and the operator reported '...de-bonding of the tail rotor blade leading edge—at the tip of...
Description: Airplanes, Bellanca, 1730A, Failed Nose Landing Gear, aTA 3230. AUG 2010 the nose landing gear failed and partially collapsed upon contact with the runway. It appears from our...
Description: Airplanes, Bird CK, Blocked Fuel Tank, ATA 2810. The engine quit, the mechanic thinks it was due to fuel starvation.
Description: Airplanes, Bird CK, Block Fuel Tank, March 2012, An A&P mechanic advised that this aircraft underwent full restoration; the original steel fuel tank was used which was in...
Description: Airplanes, Boeing 700 Series, Over-heating Static Inverter. This is a safety article provided by Aviation Safety Inspector, Mona Tindall. It is regarding the many Boeing...
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