Issues for All |
Issue/concern |
Solution |
Stabilator Bearing Wobble |
Up/down and fore/aft play in stabilator |
Bearings get loose and wear out. Tighten bolts or blocks or replace bearings.
Details
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Oil leaks |
Engine oil leaks common |
Address one or more common leak areas.
Details
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Alternator Bracket |
Bracket can crack, leave alternator loose |
Check and weld or replace with heavy duty bracket.
Details
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Door handle return |
Door handle should return, spring loaded, to center position |
Lubricate as required.
Details
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Muffler Cracks |
Mufflers can crack |
Check near mount points.
Details
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Propeller oil line |
Clamps can slip, causing line stress, cracks? |
Verify clamps in proper location.
Details
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Prop Spinner |
Bulkhead looseness can lead to cracks, departure from aircraft. |
Check for stable fit to bulkhead.
Details
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Recurring for FG |
Issue/Concern
|
Solution |
Main Gear wobble |
Main gear attachments can wear causing wobble |
Check to spec every few years.
Details
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Recurring for RG |
Issue/Concern
|
Solution |
Pressure side hydraulic Tube |
Metal tube can be pushed down on rudder cable, which saws through the tube over time. |
Check tube for wear, assure proper routing/location. |
Uplock Stop Bumper |
Rubber bumper freqently needs replacement. |
Replace with 90 durometer rubber pad. Info |
Brake swivel leaks |
Look for hydraulic fluid near gear legs. |
Brake line swivels getting old: need new O rings.
Details
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Nose gear door pads. |
Missing pads cause wear. |
Verify pads in place. Details |
Muffler clamp |
Improper orientation of muffler clamp can wear engine mount. |
Verify clamp correct at annual or after muffler/scat tubing work.
Details
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Injector Clamps |
Can get loose, rubber dries, wears line. |
Check for tightness, live rubber.
Details
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Check Once: |
Issue/Concern |
Solution |
When doing governer work on -D engines |
Be sure the mechanic replaces the governer adapter plate |
If forgotten will lead to large oil leak and possible loss of aircraft.
Details
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Stab Brackets |
Brackets crack, risk of flutter or loss of stab control. |
Replace aluminum brackets with steel.
Details
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Heater duct blocked |
Heater ineffective or hot feet |
Check duct for insulation
Details
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Brackett filter gasket |
Gasket can be pulling into air intake. |
Check for lip on filter.
Details
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Cowl bumper |
Missing bumper will destroy spinner/nosebowl over time. |
Verify cowl bumper in place: check after starter work.
Details
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Check Once for FG |
Issue/Concern
|
Solution |
Check Once for RG |
Issue/Concern
|
Solution |
Main Gear Actuator Rod End |
Old main actuator heim end will eventually fail. |
Assure that you have the new rod end.
Details
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