AD 2002-16-07
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Bombardier | Various | Airworthiness Directives; Bombardier-Rotax GmbH Type 912 F, 912 S, and 914 F Series Reciprocating Engines |
| engine | Rotax | GmbH Type 912 F | Airworthiness Directives; Bombardier-Rotax GmbH Type 912 F, 912 S, and 914 F Series Reciprocating Engines |
Unsafe Condition
Reports of cracked valve spring retainers, part number 854.182, have been discovered in-service, which could lead to engine failure while in-flight.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Replace the valve spring retainers, part number 854.182, with the new-reinforced valve spring retainers, part number 854.184.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Before further flight.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Bombardier-Rotax GmbH type 912 F, 912 S, and 914 F series reciprocating engines, with specific serial numbers as listed in the AD.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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