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AAIB Report Grumman AA-5, G-BBSA

Safety Recommendation: 2022-005

Safety Recommendation Text

2022-005: It is recommended that the UK Civil Aviation Authority require ab initio pilots to undergo training in the management of partial power loss situations in single-engine fixed-wing aeroplanes.

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CAA latest update

The CAA has been addressing this safety recommendation within the context of the General Aviation Pilot Licensing & Training Simplification project, for which the most significant amendments came into force on the 1st October 2025. This followed several rounds of consultation and engagement with general aviation stakeholders related to both the UK Aircrew Regulations and UK Sailplane Regulations. 

The amendments that came into force have now introduced managing partial power loss scenarios into the various respective syllabi for ab-initio pilots. Details of which can be found below. 

Partial power loss can be found in Exercise 12/13 and Exercise 16 within the Part-FCL PPL(A) Training course in AMC1 FCL.210 PPL(A) Training course with additional guidance that has been provided in GM1 FCL 210 PPL(A) Training course. The Skill Test may now also include a simulated partial loss of power which is noted within GM1 FCL.235 Skill Test. 

Additionally, within AMC1 FCL.210.A PPL(A) – Experience requirements and crediting, there is now focus to ensure that applicants for the PPL(A) with previous aeroplane, TMG or microlight experience receive partial power loss training as specified in the syllabus prior to the completion of the training course. 

For the NPPL(A) training course. Partial Power Loss is covered in CAP3181 within Exercise 12/13 and 16 of the NPPL(A) SEP and TMG Syllabus and exercise 16a of the NPPL(A) Microlight Class Rating syllabus. For all class ratings that can be endorsed on the NPPL(A), simulated partial power loss may be included in the skill test. It should be noted that CAP3181 will be replaced during 2026 with a more comprehensive document for the NPPL(A) qualification. 

For the SPL training course. Partial Power Loss has been introduced to ab-initio training for Self-Launching Sailplanes and Touring Motor Gliders. 

For Self-Launching Sailplanes this is detailed in Exercise 11c Self-Launch AMC2 SFCL.130 SPL – Training course and experience requirements. 

For TMGs this is detailed in Exercise 9/10e Emergencies within AMC1 SFCL.150(b) SPL – Sailplane and TMG privileges and GM1 SFCL.145 SPL - Practical skill test for the Skill Test. 

Additional Guidance for Powered Sailplane Instructors is provided in GM1 SFCL.330 (b) FI(S) and BI(S) Training course.

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Adequate - Open

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Safety Recommendation: 2022-006

Safety Recommendation Text

2022-006: It is recommended that the UK Civil Aviation Authority provide detailed guidance on techniques for managing partial power loss situations and to promote their use by instructors and examiners when conducting training for a rating revalidation in single-engine fixed-wing aeroplanes.

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CAA latest update

The CAA has been addressing this safety recommendation within the context of the General Aviation Pilot Licensing & Training Simplification project, for which the most significant amendments came into force on the 1st October 2025. This followed several rounds of consultation and engagement with general aviation stakeholders related to both the UK Aircrew Regulations and UK Sailplane Regulations. 

The amendments that came into force have introduced a requirement for instructors and examiners when conducting training for a rating revalidation in single-engine fixed-wing aeroplanes to cover partial power loss situations. This has been detailed in AMC1 FCL.740.A(b)(1)(ii) Revalidation of class and type ratings and associated guidance material GM2 FCL.740.A Revalidation of class and type ratings – aeroplanes. 

The CAA has also now provided detailed guidance on techniques for managing partial power loss situations through a comprehensive webinar delivered on the 10th September 2025 by our Safety Partner Astral Aviation Consulting (AAC). This webinar was widely promulgated by the CAA’s notification system ‘Skywise’ as well as social media and emails delivered by our safety promotions partner AAC ensuring a good reach.

On the live webinar there were 511 participants, and the webinar has been posted online providing a reach of 2951 viewers. 

The CAA and AAC publish regular reminders of the available safety content by email.

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Adequate - Open

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Safety Recommendation: 2022-007

Safety Recommendation Text

2022-007: It is recommended that the UK Civil Aviation Authority updates its General Aviation safety promotions to include information for pilots regarding techniques for managing partial power loss situations in single-engine fixed-wing aeroplanes..

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CAA latest update

Noting the widely viewed webinar on ‘Teaching Partial Power Loss’ delivered by our Safety Promotions Partner Astral Aviation Consulting. The CAA is additionally in the process of producing a short form publication for all pilots relating to managing partial power loss situations in single-engine fixed-wing aeroplanes which is intended to be published by the end of Q2 2026.

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Status

Adequate - Open

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