AD 98-17-10
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| engine | Pratt & Whitney Canada, Inc. | PW530A | Airworthiness Directives; Pratt & Whitney Canada PW530A Series Turbofan Engines |
Unsafe Condition
Rubbing of the second stage stator vanes on the compressor rotor due to insufficient original type design clearance, which can result in inflight engine shutdowns and significant compressor rotor damage.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Record engine surge events in aircraft maintenance records. Inspect the engine for evidence of second stage stator vane rubbing on the compressor rotor prior to the next flight if a surge event occurs. Rework all affected engines within 200 hours time in service (TIS) after the effective date or prior to December 31, 1998, whichever comes first, to increase the clearance between the second stage stator vanes and the compressor rotor.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
within 200 hours time in service (TIS) after the effective date of this AD, or prior to December 31, 1998, whichever occurs first
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Pratt & Whitney Canada PW530A series turbofan engines with serial numbers PCE-DA0001 through PCE-DA0059, and PCE-DA0061 through PCE-DA0064 (excluding S/N PCE-DA0060)
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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