AD/F100/19 Amdt 1 - Horizontal Stabiliser Structure (Cth)

COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES

Fokker F100 (F28 Mk 100) Series Aeroplanes

AD/F100/19 Amdt 1

Horizontal Stabiliser Structure 6/99

Applicability: All F.28 Mk.0100 specified in Fokker Service Bulletin (SB) F100-55-021 Revision 2, except those aircraft which have already fully complied with Fokker SB F100-55-021 Revision 1.

Requirement: 1. Unless modified per requirement 2a before 1000 flight cycles since new, inspect the horizontal stabiliser main hinge fitting Hi-lok bolt holes in accordance with Part 5 of the Accomplishment Instructions of Fokker SB F100-55-021 Revision 2.

2. Modify the horizontal stabiliser main hinge fittings and replace or modify, as applicable, the connecting angles at Rib 215 in accordance with either:

1. Part 3 or Part 4 of the accomplishment instructions of Fokker SB F100-55-021 Revision 2, for aircraft with less than 1000 flight cycles since new at time of modification, or;

b. Part 6 or Part 7 of the accomplishment instructions of Fokker SB F100-55-021 Revision 2, for aircraft with 1000 flight cycles, or more, since new, or;

c. Instructions issued by Fokker Aircraft Services for inspection, modification or repair where cracks indications during requirement 1 inspection are beyond the limits listed in Fokker SB F100-55-021 Revision 2.

3. Modify Rib 215 of the horizontal stabilizer either;

1. In accordance with Part 8 of the accomplishment instructions of Fokker SB F100-55-021 Revision 2, or;

b. Instructions issued by Fokker Aircraft Services for inspection, modification or repair where cracks indications during requirement 1 inspection are beyond the limits listed in Fokker SB F100-55-021 Revision 2.