AD 2003-04-14
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Textron | Various | Airworthiness Directives; Bell Helicopter Textron Canada (Bell) Model 427 Helicopters |
| aircraft | Bell | model | Airworthiness Directives; Bell Helicopter Textron Canada (Bell) Model 427 Helicopters |
Unsafe Condition
Improperly installed hydraulic solenoid tee fittings may restrict hydraulic fluid flow, leading to loss of hydraulic control, excessive stiffness in flight controls, and a subsequent forced landing.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Replace the hydraulic solenoid tee fitting and associated tubes as specified in the AD.
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
Bell Helicopter Textron Canada Model 427 helicopters with improperly installed hydraulic solenoid tee fittings.
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
This site is not affiliated with or endorsed by the FAA. Always verify with official sources.