AD/INST/43 - Parker Hannifin Flexible Coupling
1AD/INST/43 - Parker Hannifin Flexible Coupling
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COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 107 CIVIL AVIATION SAFETY AUTHORITY
SCHEDULE OF AIRWORTHINESS DIRECTIVES
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Instruments and Automatic Pilots
AD/INST/43 Parker Hannifin Flexible Coupling 1/99 DM
Applicability: All aircraft that have had an Airborne Dry Air Pump (Vacuum Pump) incorporating a flexible coupling, Part Number (P/N) B1-19-1, installed since 1 January 1998.
Note: Review of documentation to determine applicability may be performed by any person nominated by the CofR holder with access to appropriate records.
Airborne has advised the following Dry Air Pumps, Conversion Kits and Coupling Kits are affected:
| Item | Part Number | Serial Number |
|---|---|---|
| Dry Air Pump | 211CC | 2AP1 through 10AP319 |
| Dry Air Pump | 211CC-9 | 1AP1 through 2AP5 |
| Dry Air Pump | E211CC | 11AN543 through 11AN642 & 2AP1 through 7AP442 |
| Dry Air Pump | 212CW | 2AP1 through 7AP286 |
| Dry Air Pump | E212CW | 1AP1 through 7AP492 |
| Dry Air Pump | 215CC | 12AN719 through 12AN940 & 1AP1 through 9AP3510 |
| Dry Air Pump | 215CC-9 | 2AP1 through 7AP95 |
| Dry Air Pump | 216CW | 12AN521 through 12AN660 & 1AP1through 10AP2695 |
| Conversion Kit | 300-1 | 4AP120 through 4AP122 & 8AP256 through 8AP258 |
| Conversion Kit | 300-2 | 2AP30 through 2AP43, 4AP134, 4AP136 and4AP137 |
| Conversion Kit | 300-3 | 1AP1 through 1AP3 |
| Coupling Kit | 350 | 1AP through 9AP and any kits with N/A marked in the Serial No Block |
Where the P/N of the flexible coupling fitted to an affected pump is not known, assume the flexible coupling is affected by this Directive.
Requirement: 1. Remove the dry air pump and inspect for discrepant flexible coupling, P/N B1-19- 1, in accordance with Airborne Service Letter No. 48, dated 20 October 1998.