AD/EXTRA/7 Upper Longeron at Horizontal Stabiliser 2/2003
Applicability: Model EA 300 S aircraft, serial
numbers 01 through 29.
1. Inspect in accordance with Part I of Extra Mandatory Service
Bulletin (MSB) No. SB-300-2-95 Issue D, dated 30 January
2. Modify in accordance with Extra MSB No. SB-300-2-95 Issue
Note: LBA AD 2003-001 refers.
Compliance: 1. Before further flight after 23 December 2002, unless
2. Before 28 February 2003, unless already accomplished.
This Airworthiness Directive becomes effective on 23 December
Background: Cracks have been discovered on Model EA 300 S aircraft
in front of the horizontal stabiliser attachment as well as between
the attachment fittings in the upper longeron. This Directive
introduces an additional pair of tubes to improve the stiffness of
the fuselage cross-section underneath the stabiliser