N639WW

AGUSTA AEROSPACE CORP AW139 · 2009 · Rotorcraft · 2 engines · 17 seats · Valid Registration

Registered owner: CHEVRON USA INC, MS (owner ≠ operator)

Operators of this aircraft

Who operated this tail, and how firmly we know it.

OperatorRolePeriodBasis
CHEVRON USA PRODUCTION COMPANY (AC2A)Certificate holderMatched by certificate designator

Accident & incident history

No NTSB accidents or incidents on file for this aircraft.

Maintenance disclosures

Service Difficulty Reports filed with the FAA for this airframe. Filing is largely voluntary — the number of reports is not a measure of reliability. To verify a report, search its control number at the FAA SDRS site.

8 reports on file, 2016-11-21 – 2021-12-06.

WARNING INDICATION · 2021-12-06 Matched by certificate designator
ATA 7700

Part: WIRE HARNESS — FAULTED · airframe 8,116 hrs · 15,176 cycles

ON SHORT FINAL #2 ITT LIMITER CAS ILLUMINATED WITH FLUCTUATING #2 ITT. SAFELY LANDED AIRCRAFT, CONFIRMED WITH QRH, CONTACTED DISPATCH AND MAINTENANCE SHUTDOWN AIRCRAFT. TROUBLESHOOTING DETERMINED POSSIBLE DEFECTIVE T5 INTERNAL HARNESS. ENGINE BEING REPLACED OFFSHORE.

Source: SDR AC2A2021120713901
WARNING INDICATION · 2021-12-06 Matched by certificate designator
ATA 7710

Part: WIRE HARNESS — UNSERVICEABLE · airframe 8,116 hrs · 15,176 cycles

ON SHORT FINAL #2 ITT LIMITER CAS ILLUMINATED WITH FLUCTUATING #2 ITT. SAFELY LANDED AIRCRAFT, CONFIRMED WITH QRH, CONTACTED DISPATCH AND MAINTENANCE SHUTDOWN AIRCRAFT. TROUBLESHOOTING DETERMINED POSSIBLE DEFECTIVE T5 INTERNAL HARNESS. ENGINE BEING REPLACED OFFSHORE. SUBSEQUENT DISASSEMBLY OF ENGINE AT REPAIR STATION REVELED THE T5 WIRING HARNESS P/N 3055410-01 TO BE DEFECTIVE.

Source: SDR AC22022F00000
OTHER · 2021-03-18 Matched by certificate designator
ATA 7120

Part: MOUNT — CORRODED (NR 2 ENGINE) · airframe 8,008 hrs · 15,002 cycles

CORROSION DAMAGE TO #2 ENGINE OUTBOARD ENGINE MOUNT AIRFRAME STRUCTURE.

Source: SDR AC2A2021031813901
OTHER · 2019-10-06 Matched by certificate designator
ATA 7160

Part: FILTER — CRACKED (ZONE 200) · airframe 7,627 hrs

IBF MAINTENANCE AID FOUND TO BE CRACKED.

Source: SDR AC2A2020050113916
OTHER · 2018-09-18 Matched by certificate designator
ATA 7160

Part: FILTER — CRACKED (ZONE 200) · airframe 7,033 hrs

IBF MAINTENANCE INDICATOR FOUND TO BE CRACKED.

Source: SDR AC2A2020050113905
FLUID LOSS · 2018-04-22 Matched by certificate designator
ATA 3240

Part: PRESSURE SWITCH — LEAKING (ZONE 700) · airframe 6,735 hrs

HYDRAULIC FLUID LEAKING FROM VENT HOLE.

Source: SDR AC2A2020032313906
OTHER · 2016-11-21 Matched by certificate designator
ATA 6320

Part: SHAFT — FAILED (XMSN OIL COOLER) · airframe 5,949 hrs

BEARING/SHAFT FAILED.

Source: SDR AC2R2018042007
WARNING INDICATION · 2016-11-21 Matched by certificate designator
ATA 6322

Part: FAN — FAILED (OIL COOLER) · airframe 5,949 hrs

MGB OIL TEMP WARNING CAS MESSAGE CAME ON IN FLIGHT APPROX. 10 MINUTES AFTER TAKE OFF FROM OFFSHORE LOCATION. FOUND MGB OIL COOLER NOT ENGAGED TO MGB. FOUND MGB OIL COOLER FAN SHAFT BEARING FAILED. REPLACED OIL COOLER FAN AND OIL COOLER.

Source: SDR AC2R2016112901