AD 2007-12-24
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Diamond | Aircraft Industries Model DA 42 | Airworthiness Directives; Diamond Aircraft Industries Model DA 42 Airplanes |
| aircraft | Aviat | Various | Airworthiness Directives; Diamond Aircraft Industries Model DA 42 Airplanes |
Unsafe Condition
Shortly after an engine change, the aluminium fitting attached to the engine gearbox holding lines and fittings of the propeller control system was found to be cracked, leading to a pressure loss in the propeller control system following a control system malfunction and an in-flight engine shutdown.
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Required Actions
Install the additional steel bracket following Diamond Aircraft Industries GmbH Mandatory Service Bulletin NO. MSB-42-024/3, dated September 19, 2006, which references Diamond Aircraft Industries GmbH Work Instruction WI-MSB-42-024, Revision 2, dated September 19, 2006.
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Compliance Time
Within the next 50 hours time-in-service after July 19, 2007, or within the next 30 days after July 19, 2007, whichever occurs first.
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Affected Aircraft
Diamond Aircraft Industries Model DA 42 airplanes, serial numbers 42.004 through 42.129, 42.177, and 42.AC001, certificated in any category.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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