Rigging instructions for Model 8 Silvaire with metal wings.
Inspection of 18432 rudder horn for excessive wear and elongation of eyebolt attachment holes.
Inspection of front fin attachment fitting for looseness on aircraft with square tip fin.
Rework required to permit interchangeability of new type (square tip) stabilizer with old elevators.
A loose exhaust manifold caused the Continental "50" to drop 125 revs. Tightening the manifold instantly recovered the lost power.
Changes for the purposes of flight safety enhancement regarding clevis pins in the flight control system.
Failure of the rod end fitting on the lower end of the landing gear jack strut on the two piece landing gear.
Correcting the condition of the aileron cable pulleys rubbing on the fuel line in the area of the wing root leading edge and the upper end of the forward door post.
Inspect for fatigue failure in the bulkhead to which the rear landing gear strut is bolted.
Corrective measures to prevent failure of the exhaust system.
How to repair cracks in the tail tray (horizontal bulkhead located in the tail of the fuselage just under the horizontal stabilizer).
Inspect elevator cables for signs of fraying; replace pulleys with ones of larger radius.
Inspecting the the front fin attachment fitting for cracks around the weld at the fin end.
Modification to prevent the tailwheel from hitting the rudder.
Recommendations to insure proper cooling of the engine.
Modifications to Decker 501A tail installation to prevent interference with the lower edge of the rudder under certain conditions.
Instructions on proper care of the airplane control system to reduce control cable fraying.
Rework instructions for alignment of landing gear wheels.
Installation of improved propeller spinner attachment.
Installation of placard to insure compliance with requirements of C.A.R. 04a, 651.