Updated Articles

  1. SM-27 Ercoupe Walkways

    List of materials used to create an abrasive walkway on the center section, and instructions for its application.
  2. SM-26 Ercoupe Hose - Resistoflex Fuel and Oil Line

    Reports that a certain batch of Resistoflex was used in fuel systems which caused trouble. This batch, manufactured during third quarter of 1945, can be identified by marking LP-3-45.
  3. SM-25 Box Car Shipment of Ercoupes, S/N 1623 and Up

    All planes with effective serial numbers 1623 and up have the redesigned trim system installed. All planes shipped by rail will be shipped as follows.
  4. SM-24 Ercoupe Torque Wrench Application to Propeller Hub Bolts

    Covers the tightening of the propeller hub bolts on the Continental hub used with the Continental C-75 and C-85 engines.
  5. SM-20 Ercoupe Oil Cooler - Installation of Continental Engine

    Installation of Oil Cooler Kits on Ercoupes without oil coolers.
  6. 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.
  7. SM-18 Reinforcement of Engine Side Cowls

    Changes to prevent cracks occurring in the region of the uppermost rivet used to attach the stiffener to the side cowl.
  8. SM-15 Ercoupe Vibration - Nose Landing Gear Strut and Wheel

    Undesirable vibration occasionally occurs in the Ercoupe airplane and the cause has been traced to the nose landing gear.
  9. SM-07 Ercoupe Exhaust Muffler and Cabin Heater

    The recurrence of muffler failures has necessitated redesign of the muffler to eliminate the possibility of carbon monoxide being introduced into the cabin.
  10. SB-36 Ercoupe Throttle Cable Inspection

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