Commonwealth legislation

AD/Z 526/1 - Elevator Control Countershaft Lever

In ForceCTH

Jurisdiction

Commonwealth

Collection

legislative instrument

Plain English Summary

3/10 complexity

Owners/operators of Morovan Zlin Z 526 F/L/AFS aeroplanes must inspect the elevator control countershaft regularly for cracking (10x visual check) and replace part P/N Z 326.314.1 with P/N Z 326.314.2 by the specified deadline, with inspections continuing afterward. Issued to address potential fatigue cracking, the measure imposes recurring inspection burden, a one‑time parts/installation cost and associated downtime on affected operators.

JSON API

Deep dive

Want the full deep dive?

Zoe can write the in-depth analysis on top of the summary above: how it works, who it affects and what each part actually does.

Current sections

Direct links to the current provisions in AD/Z 526/1 - Elevator Control Countershaft Lever.

AD/Z 526/1 - Elevator Control Countershaft Lever

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

SCHEDULE OF AIRWORTHINESS DIRECTIVES

View image in the official source
Morovan Zlin Z 526 Series Aeroplanes

AD/Z 526/1 Elevator Control Countershaft Lever 3/95

Applicability: All Z 526 F, Z 526 L and Z 526 AFS models.

Requirement: 1. Visually inspect the elevator control countershaft lever for cracking with a 10x glass. Inspect in accordance with Moravan Service Bulletin (SB) Z 526/58 Process of Work, Part 1.

Replace the elevator control countershaft P/N Z 326.314.1 with new P/N Z

326.314.2 in accordance with Moravan SB Z 526/58 Process of Work, Part 2.

Compliance: 1. Initially inspect before 10 hours time in service after 2 March 1995 or before 2 April 1995, whichever occurs first. Re-inspect at intervals not to exceed 100 hours time in service.

Replace the countershaft before 2 September 1995.

Note: Countershaft replacement does not cancel the Requirement 1 inspection.

Background: There is a potential for fatigue cracking in the elevator control countershaft.

Source text

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

1 AD/Z 526/1 - Elevator Control Countershaft Lever