-
Inspection of bottom rib of rudder for kinks or cracks in the rib flanges just aft of the rudder horn fitting.
-
Removal of carburetor air heater muff and cabin heater muff; inspection of the muffler assemblies for any evidence of cracks; modification of placard calling for inspection every 25 hours.
-
Inspection of the lower right-hand corner of the cutout in the fuselage rear bulkhead for cracks.
-
How to eliminate the possibility of confusion in the operation of the fuel selector valve.
-
Inspect the wing leading edge for indications of buckling in the skin which may result from failure of the spot welds attaching the skin to the nose ribs.
-
Inspect the forward doorposts for cracks, particularly the flange section leading from the post to the instrument panel and the post itself below the top rivet cluster.
-
Replace each of the four internal wrenching bolts which attach the engine to the engine mount with an AN 6 bolt and a special offset washer.
-
Remove the auxiliary rudder stops to eliminate the possibility of the bellcrank flange catching on the bolt heads and locking the system.
-
Replacing certain fuel selector valve cams or fuel selector valves that Cessna shipped from December 6, 1998, through May 10, 1999.
-
Requires installing inspection openings in the outer wing panels, inspecting the wing outer panel structural components for corrosion, and repairing any corroded component.