AD/DC4/32 - Master Ignition Switch - Modification

Administered by Department of Infrastructure, Transport, Regional Development, Communications, Sport and the Arts

Legislation au F2006B08839 In force Legislative Instrument

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

SCHEDULE OF AIRWORTHINESS DIRECTIVES

 


Douglas DC4 Series Aeroplanes

 

AD/DC4/32 Master Ignition Switch - Modification NK

Applicability: All models.

 

Requirement: 1. Remove the master ignition switches from the switch boxes mounted on the header panel and modify the ignition control system so that there are no separate master ignition switches for the port and starboard pairs of engines.

 

Note: This Order does not prohibit the fitment of a single master ignition switch for all four engines.

 

2. Label each individual engine ignition switch so that no confusion can arise in recognising which engine is connected to the switch; or

 

ANO 105.1.16.2.5.30.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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Sourced from the Federal Register of Legislation at 26 August 2026. For the latest information on Australian Government law please go to https://www.legislation.gov.au.