Commonwealth legislation

AD/G164/5 Amdt 1 - Elevator Torque Tubes - Inspection

RepealedCTH

This Act has been repealed and is no longer in force. It is retained for historical reference.

Jurisdiction

Commonwealth

Collection

legislative instrument

Plain English Summary

2/10 complexity

This AD requires owners/operators of Schweizer (Grumman) G‑164 and G‑164A crop dusters (SNs 1–461) to have mechanics inspect left and right elevator torque tubes for cracks at the weld-to‑rib attachments and where the right elevator’s leading‑edge skin is riveted to the tube. Cracked tubes must be repaired per Manufacturer Service Bulletin No. 33. Inspections are mandatory at least every 100 flight hours.

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AD/G164/5 Amdt 1 - Elevator Torque Tubes - Inspection

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

SCHEDULE OF AIRWORTHINESS DIRECTIVES

View image in the official source Schweizer (Grumman) G-164 (Ag-Cat) Series Aeroplanes

AD/G164/5

Amdt 1

Elevator Torque Tubes - Inspection 5/66

Applicability: All models G164 and G164A fitted with elevator S/Nos. 1 to 461.

Requirement: Inspect the left and right hand elevator torque tubes for cracking adjacent to the inboard rib attachment welds, and also where the two 1/8" diameter blind rivets attach the right hand elevator leading edge skin cover to the torque tube. Cracked tubes are to be repaired in accordance with Grumman Ag-Cat SB No. 33.

Compliance: At intervals not exceeding 100 hours time in service.

Source text

Sourced from the Federal Register of Legislation (legislation.gov.au), CC BY 4.0.