New Articles

  1. SB-87 Piper J-5A Installation of Windshield

    Created On: 09/21/2021 in Service Bulletins, Letters and Memos Piper J-2 thru PA-25 Piper J-5
    Materials list and procedure for installing a Plexiglas windshield.

  2. SM-07 Piper J-5 Rigging Procedure

    Created On: 09/21/2021 in Service Bulletins, Letters and Memos Piper J-2 thru PA-25 Piper J-5
    Rigging and leveling procedures for Piper J-5 aircraft.

  3. SB-74 Piper J-4 Rigging Procedure

    Created On: 09/21/2021 in Service Bulletins, Letters and Memos Piper J-2 thru PA-25 Piper J-4
    Correction to the rigging procedure found on Page 3, Section 2, of the Piper J-4 Service Manual.

  4. SB-79 Piper J-4 Nose Rib Structure Reinforcement

    Created On: 09/21/2021 in Service Bulletins, Letters and Memos Piper J-2 thru PA-25 Piper J-4
    Describes the method to be used in reinforcing the nose structure of the ribs.

  5. SB-104 Piper PA-11/PA-12 Fuel Line Fitting

    Created On: 09/22/2021 in Service Bulletins, Letters and Memos Piper J-2 thru PA-25 Piper PA-11
    Loose end fitting on the flexible fuel line connecting the fuel strainer to the carburetor.

  6. SB-106 Piper PA-14 Rear Flap Pulley Bracket Reinforcement

    Created On: 09/22/2021 in Service Bulletins, Letters and Memos Piper J-2 thru PA-25 Piper PA-14
    Failure of the rear flap pulley bracket probably due to insufficient weld area in conjunction with operation of flaps at excessive speeds.

  7. SB-109 Piper PA-12/PA-14 Cracking of Aileron and Flap Bellcranks

    Created On: 09/22/2021 in Service Bulletins, Letters and Memos Piper J-2 thru PA-25 Piper PA-12
    Reports of cracks in the cast aluminum aileron bellcranks due to excessively tightening of the bolt which attaches the aileron push rod to the bellcrank.

  8. VSP-1 Lycoming Oil Pump Impeller and Drive Replacement

    Created On: 09/22/2021 in Service Bulletins, Letters and Memos Piper J-2 thru PA-25 All Models
    Replacing the oil pump drive shaft and drive impeller in select Lycoming engines.

  9. SB-90 Piper PA-12 Safety Wiring of Carburetor Air Box Cap Screws

    Created On: 09/22/2021 in Service Bulletins, Letters and Memos Piper J-2 thru PA-25 Piper PA-12
    Instructions on safety wiring the cap screws currently being used to attach the carburetor air box to the carburetor.

  10. SB-92 Piper PA-12 Muffler Tailpipe Brace

    Created On: 09/22/2021 in Service Bulletins, Letters and Memos Piper J-2 thru PA-25 Piper PA-12
    Installing an additional tailpipe brace to eliminate possible cracking of the muffler around the tailpipe outlet.
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