| 74-22-4 |
Cont Eng |
Check for oil passage | eng model 6-285-B, (SN 700000 thru 700095) |
| 74-21-2 |
Piper |
Modify stall warning system | PA-36-285 (SN-7360001 thru -7460025) |
| 74-20-8 |
Cessna |
Provide inflight fire emergency procedure checklist | 310, 310A, 310B |
| 74-20-12 |
Gulfstream |
Replace pilot & co-pilot side windows | 690A (SN 11100 thru 11197) |
| 74-20-11 |
Beech |
Superseded by 74-24-3 |
| 74-20-10 |
Leigh |
Revised 8/77 | periodically inspect or replace all Sharc 7 ELTs |
| 74-20-1 |
Cessna |
Inspect gear trunnion for cracks; replace upper strut | 310Q,340, 402B,414,421B |
| 74-2-2 |
SL Indust |
Front wing spar inspection | all model B-1, B-1A aircraft |
| 74-19-8 |
Mitsubishi |
Superseded by 77-13-19 |
| 74-19-2 |
Pathfinder |
Periodically inspect all Pathfinder ELTs |
| 74-19-1 |
Piper |
Inspect wing spar lightening holes | PA28-235; PA32-260-300; PA34-200 |
| 74-18-8 |
Cont Eng |
Prevent fuel nozzle line failure | TSIO-360-C,-D |
| 74-18-7 |
Cont Eng |
Supersedes 74-3-5 | replace cylinders | IO-360-A,-C,-D,-H; TSIO-A,-C |
| 74-18-6 |
Piper |
Replace fuel quantity placard | PA-28-235 (SN-7310001 thru 7410039) |
| 74-18-4 |
Beech |
Replace fuel transfer sump drain line | A100, B-90 |
| 74-18-2 |
Piper |
Prevent fuel line failure | PA-25-235;260 (SN 25-5573 thru 5673) |
| 74-18-16 |
AiResearch |
Inspect fuel control computer | TFE731-2-1C,-2B eng |
| 74-18-15 |
Leigh |
Revised 1/75 | install suppressor on Sharc 7 ELTs |
| 74-18-14 |
Swearingen |
Superseded by 74-24-2 |
| 74-18-13 |
Piper |
Prevent nose gear vibration | PA-32-260, PA-32-300 |
