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Airworthiness Directive

AD 2021-04-03: AIR CONDITIONING SYSTEM

Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

Effective
Mar 30, 2021
Published
Feb 23, 2021
Registered aircraft
199

Models this AD may apply to

AI-extracted — verify against original

Matched from the AD's applicability section. Applicability must be confirmed by a mechanic against the aircraft's records.

Aircraft

  • Only with: Evaporator filter assembly P/N 959.90.20.291 (PC24EC-6068-1), 959.90.20.290 (PC24EC-6287-1), 959.90.20.288 (PC24EC-6288-1), or 959.90.20.289 (PC24EC-6297-1) installed, or evaporator filter assembly P/N unknown.
  • Only with: Evaporator filter assembly P/N 959.90.20.291 (PC24EC-6068-1), 959.90.20.290 (PC24EC-6287-1), 959.90.20.288 (PC24EC-6288-1), or 959.90.20.289 (PC24EC-6297-1) installed, or evaporator filter assembly P/N unknown.

Applicability

From the AD text
This AD applies to Pilatus Aircraft Ltd. Model PC-24 airplanes, all serial numbers, certificated in any category, with any of the following evaporator filter assemblies installed, or if the part number (P/N) of the evaporator filter assembly is unknown: (1) Cockpit filter assembly P/N 959.90.20.291 (PC24EC-6068-1); (2) Cabin front filter assembly P/N 959.90.20.290 (PC24EC-6287-1); (3) Cabin bottom filter assembly P/N 959.90.20.288 (PC24EC-6288-1); or (4) Cabin top filter assembly P/N 959.90.20.289 (PC24EC-6297-1). Note 1 to paragraph (c): The P/N in parenthesis is an alternative vendor P/N.

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