Popular Articles

  1. SB-248A Stinson Protection of Wiring Harness

    Corrective procedure for possible chafing of the wiring harness at the throttle bracket behind the instrument panel.
  2. SL-77 Stinson Fuel Selector Valve Indexing

    When replacing Stinson fuel selector valves, if the valves are not indexed properly in relation to the panel mounted selector knob an unsafe condition could be created.
  3. SB-11 Ercoupe Keying of Elevator Trim Unit Handle Crank Shaft and Worm Wheel Shaft

    Changes have been effected to prevent further failures in the elevator trim unit handle crank shaft and worm wheel shaft.
  4. VSP-100 Piper Defective Diagrams in Master Cylinder

    Information on replacing an existing diaphragm suspected to be defective in master brake cylinders installed in listed Piper aircraft models.
  5. SL-138 Piper PA-20 Rudder Pedal Tube Attachment

    It is recommended that a #6 x 3/8" Parker Screw be installed in the rudder pedal tube clamp of the right hand rudder pedals to eliminate the possible rotation of the rudder pedal cross tube on the torque tube arm.
  6. SL-76 Stinson Replacement of Control Surface Bearings

    Procedure for replacing CS-2170 bearings with substitutes.
  7. SB-43 Piper J-3/J-5 Stabilizer Link Tube and Rear Support Bearing Bracket

    Reports of binding in the stabilizer rear support bearing and, as the link tube at the adjustment yoke is of similar construction, there is a possibility that the same difficulty may occur there.
  8. SM-19 Ercoupe Discussion of Longitudinal Trim Device

    The method now used for longitudinal trimming, in the present Ercoupe airplane, was adopted only after very careful consideration and with the thought that the safety quality of the plane would be definitely improved.
  9. SB-22 Ercoupe Modification of Battery Box

    Electrolyte leaking from the battery box will cause corrosion of structural members of the aircraft and deterioration of the baggage compartment. This bulletin provides instructions for modifying the battery box.
  10. SB-36 Ercoupe Throttle Cable Inspection

    Visual inspection of the throttle cable and housing for fatigue and possible cracking.