Airworthiness directives › 2025-04-10
AD 2025-04-10 Airworthiness Directives; Airbus Helicopters Deutschland GmbH Helicopters
Models named: EC135P3, EC135T3, MBB-BK 117C-2. Read the applicability below — it usually turns on serial or part numbers too.
Applicability*9
This AD applies to Airbus Helicopters Deutschland GmbH Model EC135P1, EC135P2, EC135P2+, EC135P3, EC135T1, EC135T2, EC135T2+/EC635T2+, EC135T3, MBB-BK 117 C-2, MBB-BK 117 D-2, and MBB-BK 117 D-3 helicopters, certificated in any category. Note 1 to paragraph (c): Helicopters with an EC135P3H designation are Model EC135P3 helicopters, helicopters with an EC135T3H designation are Model EC135T3 helicopters, and helicopters with an MBB-BK 117 C-2e designation are Model MBB-BK 117C-2 helicopters.
Compliance
Comply with this AD within the compliance times specified, unless already done.
Required actions
Except as specified in paragraphs (h) and (i) of this AD: Comply with all required actions and compliance times specified in, and in accordance with, European Union Aviation Safety Agency AD 2024-0249, dated December 19, 2024 (EASA AD 2024-0249).
Unsafe condition
This AD was prompted by reports of emergency fuel shut-off switches on the warning unit getting stuck in an intermediate position or experiencing an untimely change of status. The FAA is issuing this AD to detect and address a defective switch on the warning unit. The unsafe condition, if not addressed, could result in single or double engine in-flight shutdown, loss of capability to inactivate the fuel shut-off valve, and subsequent inadvertent autorotation.
Affected ADs
None.
Read the original on the Federal Register →
You just looked this one up by hand
TrackAD holds all 12,278 of them and matches them against the aircraft you actually look after — airframe, engine, propeller and appliances in one pass — then works out what falls due and when.
- Bring your existing list in from a spreadsheet Paste the rows straight out of Excel. Headers like C/W Date and N/A are read for you.
- A copy that works when this does not One file. No internet, no login, no this software running. For the morning something has to be produced and the computer is not cooperating.
- $5 a month, or $50 a year Up to 50 aircraft on either.
Look round a real shop first Start free
The demonstration shop is eleven real aircraft with a year of work behind them. No account needed.
The directive text above is reproduced from the Federal Register, a work of the United States government and in the public domain. The separation into applicability, compliance and required actions is TrackAD's.*1