Popular Articles

  1. SM-38 Ercoupe Trim Tab Control Installation

    Last Updated: 12/15/2021 in Service Bulletins, Letters and Memos Ercoupe and Forney
    The longitudinal trim system for the Ercoupe has been redesigned to employ a movable section on the trailing edge of the elevator.

  2. SL-410 Piper PA-22 Inspection and Lubrication of Stabilizer Yoke and Yoke Screw

    Last Updated: 12/14/2021 in Service Bulletins, Letters and Memos Piper J-2 thru PA-25 Piper PA-22
    At each 100 hour inspection, the bushing, washer and nut of the stabilizer yoke assembly should be inspected for wear and, if worn, should be replaced.

  3. SL-100 Univair Stamped Piper Aluminum Rib Field Repair Process

    Last Updated: 04/13/2022 in Service Bulletins, Letters and Memos Piper J-2 thru PA-25 Piper J-3
    Outlines the repair of Univair STC'd Stamped Ribs in accordance with the original STC and FAA Advisory Circular AC 43.13-1B.

  4. SL-209 Piper PA-20/PA-22 Navigation Light Switch

    Last Updated: 12/14/2021 in Service Bulletins, Letters and Memos Piper J-2 thru PA-25 Piper PA-20
    Incorporating a heavy duty navigation light switch, Piper part number 484-575, manufactured by the Ohmite Manufacturing Company.

  5. Ercoupe Wing Attach Hardware

    Last Updated: 10/08/2021 in Technical Information Ercoupe
    List of attaching hardware for Ercoupe front and rear beams.

  6. SK-48 Center Section Repair Spar Reinforcement Instructions

    Last Updated: 10/08/2021 in Technical Information Ercoupe
    Instructions and drawing for Service Kit 48.

  7. SM-51 Piper PA-18 Specifications and Performance

    Last Updated: 12/14/2021 in Service Bulletins, Letters and Memos Piper J-2 thru PA-25 Piper PA-18
    Specifications and performance data for Piper PA-18 with Continental 90hp and Lycoming 108hp engines.

  8. Pre-war Piper J-3 Aileron Pulley Installation (In Fuselage)

    Last Updated: 10/13/2021 in Technical Information Piper Piper J-3
    Information from the Piper J-3 Parts Manual on aileron pulley installation in pre-war Piper J-3.

  9. EB-10 Luscombe Crankcase Breather

    Last Updated: 12/15/2021 in Service Bulletins, Letters and Memos Luscombe
    Safety measure to prevent possible icing of the lower end of the crankcase breather tube.

  10. SL-188 Piper PA-18A Flap Cable Installation

    Last Updated: 12/14/2021 in Service Bulletins, Letters and Memos Piper J-2 thru PA-25 Piper PA-18
    Possibility of the flap cables on the PA-18A becoming fouled between the hopper and the diagonal fuselage tube.
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