Rotax 914UL — Airworthiness Directives & known issues
The Rotax 914UL is installed on 305 registered aircraft. These are the Airworthiness Directives that apply to the engine family — whichever airframe it’s bolted to.
Engine ADs for the Rotax 914UL
- one-timeAD 02-26912 — Airworthiness Directives; Bombardier-Rotax GmbH Type 912 F, 912 S and 914 F Series Reciprocating Engines
This amendment adopts a new airworthiness directive (AD) that is applicable to Bombardier-Rotax GmbH Type 912 F, 912 S and 914 F series reciprocating engines. This action requires venting of the lubrication system and inspection of the valve train on all engines. This action also…
Exact applicability (by engine serial and installed parts) and compliance come from the aircraft’s engine logs.
Tailplate reads a tail number’s logbooks — engine ADs matched to compliance, time since overhaul vs TBO, and the whole records picture.
Look up a tail number →Applicability is derived from the FAA directive corpus and is advisory, not a legal airworthiness determination.