1AD/AL 250/46 Amdt 1 - Power Turbine Governor (Bendix) - Inspection of Drive Shaft

COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 106 CIVIL AVIATION SAFETY AUTHORITY

SCHEDULE OF AIRWORTHINESS DIRECTIVES

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Allison Turbine Engines - 250 Series

AD/AL 250/46

Amdt 1

Power Turbine Governor (Bendix) - Inspection of Drive Shaft

7/83

Applicability: All 250-C18, C20, C20B, C20F, C20J and C28B, C28C, C30 and C30P models fitted with Bendix power turbine governors having Part Numbers listed in reference document.

Document: Allison 250-C18

Allison 250-C20, C20B, C20F, C20J Allison 250-C28B, C28C

Allison 250-C30, C30P

CEB 212, Rev. 3 or

CEB 1170, Rev. 3 or CEB 73-2018, Rev.3 or CDEB 73-3012, Rev. 3

Compliance: As per requirement document.

Background: This Directive is raised in issue to ensure compliance with the requirements of the revisions made to the requirement document. Revision 2, being a complete re-issue, deletes the alert status of the original issue, adds the use of epoxy bonding to the torsional spring drive assembly, amends compliance to reflect the 3 parts into which the document has been divided and changes P/N affectivity. This Revision is the edition that is in force. Revision 3 of the document corrects several P/N only.