| 98-12-2 |
Socata |
Inspect elevator trim tab fittings for cracks that can cause tab seperation. | TBM700 |
| 98-12-19 |
Robinson |
Inspect inboard trim tab rivet holes for cracks that can cause main rotor failure. | R44 |
| 98-12-15 |
Eurocopter |
Before each flight perform visual inspection of the IGB-to-structure attachment stirrup for cracks. | AS332C,L,L1,L2 |
| 98-12-13 |
Piaggio |
Modify low pitch stop switch to prevent possible incorrect indication of propeller pitch setting. | P-180 |
| 98-11-32 |
Allison |
Supersedes 98-2-9 | Inspect center sump magnetic chip collector for paste. If found remove engine from service and send paste for analysis. Engine AE-3007A and C series | Cessna 750 |
| 98-11-20 |
Pilatus |
Modify lavatory wall and passenger seat configuration to prevent head injuries. | PC-12 |
| 98-11-15 |
Bell |
Review records for yoke bending loads that could cause failure of tail rotor yoke. Replace if records indicate bending | 212 |
| 98-11-14 |
Bell |
Review records for yoke bending loads that could cause failure of tail rotor yoke. Replace if records indicate bending | 205A-1, B |
| 98-11-13 |
Raytheon |
Remove sealent and obstrucions in discharge tubes of the fire extinguisher assemblies to prevent uneven distribution of extinguishing agent. | Hawker 800XP |
| 98-11-1 |
Pilatus |
Supersedes 97-23-4 | Replace fuel tank vent valve to prevent freezing. | PC-12 |
| 98-10-9 |
Eurocopter |
Superseded by 01-4-13 |
| 98-10-4 |
Eurocopter |
Superseded by 00-11-17 |
| 98-10-3 |
Allison |
Supersedes 97-21-9 | Replace main electrical harness with new harness to prevent uncommanded inflight engine shutdowns. | Bell 407 |
| 98-10-15 |
AlliedSignal |
Replace fuel line between main fuel pump and motive flow pump on model TFE731-40R-200G engine. | Astra SPX |
| 98-10-12 |
Lake |
Superseded by 05-12-02 |
| 98-1-8 |
Tele-Cont |
For engines with Performance Engineering exhaust roller rocker arms, remove and replace specified rocker arms. | Various aircraft |
| 98-1-6 |
Precision Airmotive |
For 2 piece venturi carburetors, replace with one piece unit. | MA-3,-3A,-3PA,-3SPA on specified engines. |
| 98-1-14 |
Cessna |
To prevent carbon monoxide from entering heating system, remove and replace right and left engine exhaust mufflers. | 182S |
| 98-1-13 |
MDHC |
Before furthur flight and at 25 hr. intervals, inspect main rotor blade for cracking. If cracked, replace in accordance with service manual. | 500D,E |
| 98-1-10 |
Embraer |
Inspect main landing gear axle for cracks. If cracks found, repair in accordance with service bulletin. | EMP-110P1,EMP-110P2 |
