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SUBPART B — PISTON ENGINES: DESIGN AND CONSTRUCTION

Engines (CS-E) · CS-E

  1. CS-E 210 Failure Analysis

    (See AMC E 210) (a) A Failure analysis of the Engine, including the control system for a typical installation must be made to establish that no single…

  2. AMC E 210 Failure Analysis

    The Failure analysis would normally include investigation of those Engine components that could affect the functioning and integrity of the major…

  3. CS-E 230 De-Icing and Anti-Icing Precautions

    The design of the Engine induction system must be such as to minimise the risk of ice formation adversely affecting the functioning of the Engine and, if…

  4. CS-E 240 Ignition

    All spark-ignition Engines shall comply with the following: The Engine shall be equipped either with:

  5. CS-E 250 Fuel System

    Each fuel specification to be approved, including any additive, and the associated limitations in flow, temperature and pressure that ensure proper…

  6. CS-E 260 Engine Cooling System

    The design and construction of the Engine cooling system must ensure adequate cooling in all normal operating conditions within the flight envelope.

  7. CS-E 270 Lubrication System

    It shall not be possible for oil to drain into the Engine when it is not running, in such quantities as to introduce a risk of ‘hydraulicing’ or in any…

  8. CS-E 290 Hand Turning

    It must be possible to rotate the crankshaft in controlled slow motion.

Consolidated from the EASA Easy Access Rules (revision 7 Dec 2023, extracted 17 Aug 2026) for convenience. Not the official publication — verify against the Official Journal of the European Union and the EASA publications before operational use.

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