| 84-19-6 |
Gates |
Replace trim tab weight & rebalance aileron | 24, 25, 28, 29, 35, 36, 55 series |
| 84-19-51 |
Sikorsky |
Revised 10/84 | modify firewall | S76A (SN 76006, 76007, 760001 thru 0339) |
| 84-19-5 |
Gulfstream |
Inspect/modify eng mounts | 690,A,B,C,D (thru SN 15037); 695 (thru SN 95084), -A (thru SN 96088) |
| 84-19-4 |
Cont Eng |
Replace or modify fuel pump | specific TSIO-520-BE engs |
| 84-19-3 |
Avco Lyc |
Replace eng cylinders | TIO-540-V2AD & LTIO-540-V2AD |
| 84-18-8 |
Hughes |
Superseded by 86-1-4 |
| 84-18-7 |
Kidde |
Inspect fire extinguisher discharge cartridges |
| 84-18-51 |
Bell |
Replace rotor spindle each 1250 hrs | 214ST |
| 84-18-4 |
Robinson |
Modify main rotor gearbox | R-22 series |
| 84-17-51 |
Allison |
Revised 12/84 | inspect turbine nozzle seal | 250-C30, -C30S on S76 |
| 84-17-2 |
Gates |
Install modification kit on flight control, etc. | 24 series |
| 84-17-1 |
Sikorsky |
Replace main rotor pitch horn ea 5500 hrs | S76 |
| 84-16-51 |
Allison |
Superseded by 84-24-2 |
| 84-16-1 |
MBB |
Inspect ea flight or replace certain tail rotor blades | BO105 series |
| 84-15-5 |
Bell |
Replace collective lever assembly ea 1250 hrs | 214ST |
| 84-15-4 |
Sikorsky |
Install tail rotor quadrant | S-76A |
| 84-14-1 |
Avco Lyc |
Conduct engine condition test | LTS101-600A-2 |
| 84-13-6 |
Agusta |
Revised 8/87 | daily inspect tail rotor blade grip | A109A, II |
| 84-13-5 |
Avco Lyc |
Inspect crankshaft flange ea 100 hrs or replace crankshaft | AIO-,AEIO360 series |
| 84-13-3 |
Canadair |
Revised 7/85 | supersedes 83-14-6 & 83-20-51 | inspect flaps ea 400 landings | CL-600,-601 |
