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AD/G164/5 Amdt 2 - Elevator Torque Tubes - Inspection
Schweizer (Grumman) G-164 (Ag-Cat) SerieSchweizer (Grumman) G-164 (Ag-Cat) Series Aeroplanes
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Schweizer (Grumman) G-164 (Ag-Cat) Series Aeroplanes
| AD/G164/5 Amdt 2 | Elevator Torque Tubes - Inspection | 10/2009 |
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| Applicability: | All model G164 and G164A aircraft S/Nos 1 to 461. |
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| 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 inch diameter blind rivets attach the right hand elevator leading edge skin cover to the torque tubes. Cracked tubes are to be repaired in accordance with Grumman Ag-Cat Service Bulletin (SB) No. 33. |
| Compliance: | At intervals not exceeding 100 hours time in service after 24 September 2009, or from time of compliance with the previous issue of this Directive, which ever occurs first.The repetitive inspections required by this Directive may be discontinued upon installation of the modification kit referenced in Grumman American Service Note No. 23 to modify the elevator horn assembly. |
| This Amendment becomes effective on 24 September 2009. | |
| Background: | This amendment includes a terminating action. |
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David Villiers
Delegate of the Civil Aviation Safety Authority
12 August 2009