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Reworking the vents in fuel tank caps to comply with AD 56-26-02.
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Possibility of loss of fuel and hydraulic oil and fire in flight caused by chafing of these lines between the firewall and muffler.
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Prevention of potential in-flight fire due to fuel line failure.
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Short circuit caused by a faulty cigar lighter element possibly resulting in blowing of the master fuses.
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Steps to preclude opening of the cabin door in flight.
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Driving rain or washing may cause an accumulation of water in nose wheel oleo housing which can freeze in lower bearing and render rudder system inoperative.
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Steps to prevent possible fuel unbalance and fuel line chafing.
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Reports of broken core strands in the rudder cables where they pass over the pulley at fuselage Station 18.75.
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The front ash trays shall be modified to the self-contained type or a "No Smoking" placard installed.
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Inspection of the left and right wing front and aft lift struts for cracks and corrosion.