Engine, Propeller and Appliance 

Airworthiness Directive's (AD's)

NOTE: If you have an AD that applies to your Seabee, Engine or any Accessoriy and it's not listed here, e-mail Steve with the AD number (i.e.: 98-18-12) and it will be listed here for all to see. The list below is NOT a complete list and you should always check with a certified aircraft mechanic to be certain that all AD's have been complied with on your airplane or equipment (Appliances).      Steve for IRSOC.


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AIRWORTHINESS DIRECTIVE SUMMARY SUBJECT INDEX
SMALL AIRCRAFT
(Also see applicable rotorcraft, engine, propeller and appliance notes)
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The indexes, which are published twice a year, are intended to be used as a guide only and should not be relied upon as conclusive evidence of AD applicability. Aircraft operators, inspectors, and persons performing maintenance are reminded of their responsibility under Sections 39.3, 43.11, and 43.13 of the Federal Aviation Regulations, respectively, to assure compliance with all applicable AD’s.
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MAKE & MODEL
 AD NUMBER
 SUBJECT    NO.



Franklin Engines
 See Airframe AD's
     

Lycoming Engines
 		51-24-01 To prevent loosening of the exhaust valve seats in Lycoming GO-435-C2 engines

59-10-07 extensive damage to the cylinder bore and piston assembly

60-11-06 To prevent excessive crankshaft counterweight bushing wear

62-23-05 To detect excessive wear of the propeller shaft oil seal rings

69-25-08 R1 To prevent failure of the reduction gear assembly

73-23-01 R4 To prevent piston pin failures resulting from grinding cracks

92-12-05 To prevent piston pin failure

97-15-11 To prevent piston pin failure

98-18-12 Crane/Lear Romec "AN" rotary fuel pump (Superceded by AD 2003-14-03 below) 

2003-14-03 Crane/Lear Romec "AN" rotary fuel pump

2008-06-51 Precision Airmotive LLC, Fuel Injection AD
Bendix Magnetos and
 		74-26-09 Applies to certain Bendix (Scintilla) S-20, S-200 and S-1200 Series Magnetos
Ignition Switches
 		76-07-12 R1 To All Aircraft Employing Magnetos and Using Bendix Ignition Switches

78-18-04 Applies to Bendix D-2000 and D-2200 series magnetos

79-12-07 Applies to Bendix Model D-2000/D-2200 Series (Green Distributor Block Only) Six-and-Eight-Cylinder Magnetos

79-18-06 R1 Applies to Bendix D-2000 and D-2200 Series Magnetos

80-17-14 Applies to Bendix D-2000 and D-2200 Series Magnetos Installed on 4, 6, or 8 Cyl. Engines

81-12-06 R1 Applies to Bendix Engine Products Division D-3000 and D-3200 (Blue) series magnetos

82-11-05 Applies to Bendix Engine Products Division D-2000 and D-2200 Series Magnetos

82-13-01 Applies to Bendix Engine Products Division's S-1200 Series Magnetos

82-20-01 Applies to Bendix Engine Products Division Magnetos (Impulse couplings)



Parker Hannifan Air Pump
 		98-23-01 To prevent failure of the primary dry air pump caused by defective flexible coupling (various model numbers)

SI-58
 Mandatory Replacement times for Parker (Airborne Division) Vacuum Pumps
Hartzell Propeller
 56-17-03
 HARTZELL Model HC-12X20 Reversing Propellers

58-07-01
 HARTZELL Models HC-12X20, HC-13X20, HC-82X and HC-83X Series Propellers

59-01-03
 HARTZELL Models HC-12X20, HC-13X20, HC-82X and HC-83X Series Propellers

59-26-01
 HARTZELL Models HC-12X20 Propellers

64-28-01 R2
 HARTZELL Models HC-12X20-1, -2, -3, -5, and -7B Propellers
85-14-10 R2 HARTZELL Models ( )HC- ( )( )(X,V) series propellers w/ Hartzell Part Number C-3-( ) blade clamps.
Revision Number 2.

HARTZELL Propeller Inc. ( )HC-( )(2,3)(X,V)( )-( ) Series and HA-A2V20-1B Series Propellers.
Revision Number 1.
                                                                                       

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Updated March 9, 2010