AD 79-05-09

final rule
Data completeness: 70%

TELEDYNE CONTINENTAL MOTORS Model O-470R, O-470S, O-470U, IO-470F, IO-470L, IO-470N, IO-520BA & BB, IO-520C & CB, IO-520D, IO-520E, IO-520F, IO-520K, IO-520L, IO-520M & MB, TSIO-520B & BB, TSIO-520C, TSIO-520D & DB, TSIO-520E & EB, TSIO-520H, TSIO-520J & JB, TSIO-520K & KB, TSIO-520L & LB, TSIO-520M, TSIO-520N & NB, TSIO-520P, TSIO-520R, TSIO-520T, TSIO-520U, TSIO-520VB, GTSIO-520C, GTSIO-520H, GTSIO-520K,GTSIO-520L, GTSIO-520M, IO-346A, 6-285CA, O-470G, O-470J, O-470K, O-470L, O-470M, IO-470C, IO-470D, IO-470E, IO-470H, IO-470J, IO-470K, IO-470S, IO-470U, IO-470V, IO-520A, TSIO-520G, GTSIO-520D Engines

AD Number
79-05-09
Status
final_rule
Effective Date
Product Category
engine
Docket
Unknown
FR Citation
This information is not available.

Applicability

TypeManufacturerModelDetails
engine Teledyne Continental Motors 6-285-CA TELEDYNE CONTINENTAL MOTORS Model O-470R, O-470S, O-470U, IO-470F, IO-470L, IO-470N, IO-520BA & BB, IO-520C & CB, IO-520D, IO-520E, IO-520F, IO-520K, IO-520L, IO-520M & MB, TSIO-520B & BB, TSIO-520C, TSIO-520D & DB, TSIO-520E & EB, TSIO-520H, TSIO-520J & JB, TSIO-520K & KB, TSIO-520L & LB, TSIO-520M, TSIO-520N & NB, TSIO-520P, TSIO-520R, TSIO-520T, TSIO-520U, TSIO-520VB, GTSIO-520C, GTSIO-520H, GTSIO-520K,GTSIO-520L, GTSIO-520M, IO-346A, 6-285CA, O-470G, O-470J, O-470K, O-470L, O-470M, IO-470C, IO-470D, IO-470E, IO-470H, IO-470J, IO-470K, IO-470S, IO-470U, IO-470V, IO-520A, TSIO-520G, GTSIO-520D Engines
engine Teledyne Continental Motors GTSIO-520-C TELEDYNE CONTINENTAL MOTORS Model O-470R, O-470S, O-470U, IO-470F, IO-470L, IO-470N, IO-520BA & BB, IO-520C & CB, IO-520D, IO-520E, IO-520F, IO-520K, IO-520L, IO-520M & MB, TSIO-520B & BB, TSIO-520C, TSIO-520D & DB, TSIO-520E & EB, TSIO-520H, TSIO-520J & JB, TSIO-520K & KB, TSIO-520L & LB, TSIO-520M, TSIO-520N & NB, TSIO-520P, TSIO-520R, TSIO-520T, TSIO-520U, TSIO-520VB, GTSIO-520C, GTSIO-520H, GTSIO-520K,GTSIO-520L, GTSIO-520M, IO-346A, 6-285CA, O-470G, O-470J, O-470K, O-470L, O-470M, IO-470C, IO-470D, IO-470E, IO-470H, IO-470J, IO-470K, IO-470S, IO-470U, IO-470V, IO-520A, TSIO-520G, GTSIO-520D Engines
engine Teledyne Continental Motors GTSIO-520-D TELEDYNE CONTINENTAL MOTORS Model O-470R, O-470S, O-470U, IO-470F, IO-470L, IO-470N, IO-520BA & BB, IO-520C & CB, IO-520D, IO-520E, IO-520F, IO-520K, IO-520L, IO-520M & MB, TSIO-520B & BB, TSIO-520C, TSIO-520D & DB, TSIO-520E & EB, TSIO-520H, TSIO-520J & JB, TSIO-520K & KB, TSIO-520L & LB, TSIO-520M, TSIO-520N & NB, TSIO-520P, TSIO-520R, TSIO-520T, TSIO-520U, TSIO-520VB, GTSIO-520C, GTSIO-520H, GTSIO-520K,GTSIO-520L, GTSIO-520M, IO-346A, 6-285CA, O-470G, O-470J, O-470K, O-470L, O-470M, IO-470C, IO-470D, IO-470E, IO-470H, IO-470J, IO-470K, IO-470S, IO-470U, IO-470V, IO-520A, TSIO-520G, GTSIO-520D Engines
engine Teledyne Continental Motors GTSIO-520-H TELEDYNE CONTINENTAL MOTORS Model O-470R, O-470S, O-470U, IO-470F, IO-470L, IO-470N, IO-520BA & BB, IO-520C & CB, IO-520D, IO-520E, IO-520F, IO-520K, IO-520L, IO-520M & MB, TSIO-520B & BB, TSIO-520C, TSIO-520D & DB, TSIO-520E & EB, TSIO-520H, TSIO-520J & JB, TSIO-520K & KB, TSIO-520L & LB, TSIO-520M, TSIO-520N & NB, TSIO-520P, TSIO-520R, TSIO-520T, TSIO-520U, TSIO-520VB, GTSIO-520C, GTSIO-520H, GTSIO-520K,GTSIO-520L, GTSIO-520M, IO-346A, 6-285CA, O-470G, O-470J, O-470K, O-470L, O-470M, IO-470C, IO-470D, IO-470E, IO-470H, IO-470J, IO-470K, IO-470S, IO-470U, IO-470V, IO-520A, TSIO-520G, GTSIO-520D Engines
engine Teledyne Continental Motors GTSIO-520-K TELEDYNE CONTINENTAL MOTORS Model O-470R, O-470S, O-470U, IO-470F, IO-470L, IO-470N, IO-520BA & BB, IO-520C & CB, IO-520D, IO-520E, IO-520F, IO-520K, IO-520L, IO-520M & MB, TSIO-520B & BB, TSIO-520C, TSIO-520D & DB, TSIO-520E & EB, TSIO-520H, TSIO-520J & JB, TSIO-520K & KB, TSIO-520L & LB, TSIO-520M, TSIO-520N & NB, TSIO-520P, TSIO-520R, TSIO-520T, TSIO-520U, TSIO-520VB, GTSIO-520C, GTSIO-520H, GTSIO-520K,GTSIO-520L, GTSIO-520M, IO-346A, 6-285CA, O-470G, O-470J, O-470K, O-470L, O-470M, IO-470C, IO-470D, IO-470E, IO-470H, IO-470J, IO-470K, IO-470S, IO-470U, IO-470V, IO-520A, TSIO-520G, GTSIO-520D Engines
engine Teledyne Continental Motors GTSIO-520-L TELEDYNE CONTINENTAL MOTORS Model O-470R, O-470S, O-470U, IO-470F, IO-470L, IO-470N, IO-520BA & BB, IO-520C & CB, IO-520D, IO-520E, IO-520F, IO-520K, IO-520L, IO-520M & MB, TSIO-520B & BB, TSIO-520C, TSIO-520D & DB, TSIO-520E & EB, TSIO-520H, TSIO-520J & JB, TSIO-520K & KB, TSIO-520L & LB, TSIO-520M, TSIO-520N & NB, TSIO-520P, TSIO-520R, TSIO-520T, TSIO-520U, TSIO-520VB, GTSIO-520C, GTSIO-520H, GTSIO-520K,GTSIO-520L, GTSIO-520M, IO-346A, 6-285CA, O-470G, O-470J, O-470K, O-470L, O-470M, IO-470C, IO-470D, IO-470E, IO-470H, IO-470J, IO-470K, IO-470S, IO-470U, IO-470V, IO-520A, TSIO-520G, GTSIO-520D Engines
engine Teledyne Continental Motors GTSIO-520-M TELEDYNE CONTINENTAL MOTORS Model O-470R, O-470S, O-470U, IO-470F, IO-470L, IO-470N, IO-520BA & BB, IO-520C & CB, IO-520D, IO-520E, IO-520F, IO-520K, IO-520L, IO-520M & MB, TSIO-520B & BB, TSIO-520C, TSIO-520D & DB, TSIO-520E & EB, TSIO-520H, TSIO-520J & JB, TSIO-520K & KB, TSIO-520L & LB, TSIO-520M, TSIO-520N & NB, TSIO-520P, TSIO-520R, TSIO-520T, TSIO-520U, TSIO-520VB, GTSIO-520C, GTSIO-520H, GTSIO-520K,GTSIO-520L, GTSIO-520M, IO-346A, 6-285CA, O-470G, O-470J, O-470K, O-470L, O-470M, IO-470C, IO-470D, IO-470E, IO-470H, IO-470J, IO-470K, IO-470S, IO-470U, IO-470V, IO-520A, TSIO-520G, GTSIO-520D Engines
engine Teledyne Continental Motors IO-346-A TELEDYNE CONTINENTAL MOTORS Model O-470R, O-470S, O-470U, IO-470F, IO-470L, IO-470N, IO-520BA & BB, IO-520C & CB, IO-520D, IO-520E, IO-520F, IO-520K, IO-520L, IO-520M & MB, TSIO-520B & BB, TSIO-520C, TSIO-520D & DB, TSIO-520E & EB, TSIO-520H, TSIO-520J & JB, TSIO-520K & KB, TSIO-520L & LB, TSIO-520M, TSIO-520N & NB, TSIO-520P, TSIO-520R, TSIO-520T, TSIO-520U, TSIO-520VB, GTSIO-520C, GTSIO-520H, GTSIO-520K,GTSIO-520L, GTSIO-520M, IO-346A, 6-285CA, O-470G, O-470J, O-470K, O-470L, O-470M, IO-470C, IO-470D, IO-470E, IO-470H, IO-470J, IO-470K, IO-470S, IO-470U, IO-470V, IO-520A, TSIO-520G, GTSIO-520D Engines
engine Teledyne Continental Motors IO-470-C TELEDYNE CONTINENTAL MOTORS Model O-470R, O-470S, O-470U, IO-470F, IO-470L, IO-470N, IO-520BA & BB, IO-520C & CB, IO-520D, IO-520E, IO-520F, IO-520K, IO-520L, IO-520M & MB, TSIO-520B & BB, TSIO-520C, TSIO-520D & DB, TSIO-520E & EB, TSIO-520H, TSIO-520J & JB, TSIO-520K & KB, TSIO-520L & LB, TSIO-520M, TSIO-520N & NB, TSIO-520P, TSIO-520R, TSIO-520T, TSIO-520U, TSIO-520VB, GTSIO-520C, GTSIO-520H, GTSIO-520K,GTSIO-520L, GTSIO-520M, IO-346A, 6-285CA, O-470G, O-470J, O-470K, O-470L, O-470M, IO-470C, IO-470D, IO-470E, IO-470H, IO-470J, IO-470K, IO-470S, IO-470U, IO-470V, IO-520A, TSIO-520G, GTSIO-520D Engines
engine Teledyne Continental Motors IO-470-D TELEDYNE CONTINENTAL MOTORS Model O-470R, O-470S, O-470U, IO-470F, IO-470L, IO-470N, IO-520BA & BB, IO-520C & CB, IO-520D, IO-520E, IO-520F, IO-520K, IO-520L, IO-520M & MB, TSIO-520B & BB, TSIO-520C, TSIO-520D & DB, TSIO-520E & EB, TSIO-520H, TSIO-520J & JB, TSIO-520K & KB, TSIO-520L & LB, TSIO-520M, TSIO-520N & NB, TSIO-520P, TSIO-520R, TSIO-520T, TSIO-520U, TSIO-520VB, GTSIO-520C, GTSIO-520H, GTSIO-520K,GTSIO-520L, GTSIO-520M, IO-346A, 6-285CA, O-470G, O-470J, O-470K, O-470L, O-470M, IO-470C, IO-470D, IO-470E, IO-470H, IO-470J, IO-470K, IO-470S, IO-470U, IO-470V, IO-520A, TSIO-520G, GTSIO-520D Engines

Unsafe Condition

Oil Pump Assembly Or Oil Pressure Relief Valve Screw And/Or Plunger

Source: Official FAA Source ↗

Retrieved: Apr 8, 2026

Rights: U.S. Government Public Domain

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