Accident
Jul 5, 2012 · Narita- Injuries
- Serious
- Report
- DCA12WA109
From NTSB records; matched by serial number.Read NTSB report (search CAROL for DCA12WA109)
N224UA2001 Boeing 777-222
Registration validUnclaimedSource: FAA, updated Oct 20, 2026
Safety record in brief:1 NTSB accident (Jul 2012)23 ADs may apply143 service difficulty reports
Registration
FAA Aircraft Registry · Oct 20, 2026- Registered owner
- United Airlines INC
- Owner type
- Corporation
- City, state
- Chicago, IL
- Certificate issued
- Apr 1, 2013
- Expires
- Apr 30, 2029
- Airworthiness
- Standard · Transport
- Airworthiness date
- Dec 7, 2001
We never show street addresses, even though they appear in the public FAA file. Individual owners are shown by city and state only.
Airframe & engine
FAA Registry + type dataAirframe
- Manufacturer
- Boeing
- Model
- 777-222
- Year
- 2001
- Serial number
- 30225
- Aircraft type
- Fixed wing multi engine
- Category
- Land
- Certification
- Type Certificated
- Seats
- 400
- Engines
- 2
- Max takeoff weight
- 20,000 and over lb
- Mode S code
- A1F1A0
Engine
- Make and model
- P&W Pw4000 Ser
- Type
- Turbo-fan
- Power
- 60,000 lb thrust
Total time and engine hours aren't public. They appear here once the owner adds logbooks.
Ownership history
Ownership history from FAA records- 2013 – nowUnited Airlines INCChicago, IL · current
Individual owners are shown by city and state only.
Safety record
NTSB · Oct 15, 2026 · FAA ADs · Oct 20, 2026 · SDRs · Oct 16, 2026NTSB events (1)
ADs published since 1998 that may apply (23)
These match the airframe or engine model. Whether each one applies, and whether it's been complied with, depends on serial numbers, equipment and logbook entries. Applicability must be confirmed by a mechanic against the aircraft's records.
| AD | Subject | Effective | Applies to |
|---|---|---|---|
| 2005-12-10 | Boeing Model 747-200F and -400 Series Airplanes; Model 767-400ER Series Airplanes; and… | Jul 20, 2005 | Airframe (777-222)Serial numbers per Boeing Service Bulletins 747-25-3313 Revision 1, 767-25-0335, and 777-25-0210 |
| 2004-05-26 | Boeing Model 777 Series Airplanes | Apr 19, 2004 | Airframe (777-222)Serial numbers per Boeing Service Bulletin 777-25-0191, dated September 13, 2001 |
| 2003-19-02 | Boeing Model 777 Series Airplanes | Oct 8, 2003 | Airframe (777-222)Certain serial numbers: 1–412. Only with: Limited by line numbers 1 through 412 inclusive. |
| 2003-12-01 | Boeing Model 777 Series Airplanes | Jul 17, 2003 | Airframe (777-222) |
| 2002-16-15 | Boeing Model 777 Series Airplanes | Sep 26, 2002 | Airframe (777-222)Certain serial numbers: 777 1–266. Only with: Limited to line numbers 1 through 266 inclusive. |
Show all 23 ADsShow fewer ADs
| AD | Subject | Effective | Applies to |
|---|---|---|---|
| 2002-16-11 | Boeing Model 777 Series Airplanes | Sep 20, 2002 | Airframe (777-222)Certain serial numbers: 777 1–263. Only with: Applies by line numbers 1 through 263 inclusive. |
| 2002-11-06 | Boeing Model 777 Series Airplanes | Jul 10, 2002 | Airframe (777-222)Certain serial numbers: 777 1–369. Only with: Applies to line numbers 1 through 369 inclusive. |
| 2001-22-13 | Boeing Model 737-100, -200, -300, -400, and -500 Series Airplanes; and Model 747, 757… | Dec 6, 2001 | Airframe (777-222)Serial numbers per Boeing Service Bulletin 737-27A1214 Rev 1; Alert Service Bulletins 747-27A2373, 757-27A0129, 767-27A0159, 777-27A0030 |
| 2001-11-11 | Boeing Model 737, 747, and 777 Series Airplanes | Jul 16, 2001 | Airframe (777-222)Serial numbers per Boeing Service Bulletins 737-25-1371 Rev 2, 737-25-1407, 747-25-3196 Rev 1, 777-25-0111 Rev 1 |
| 2001-10-14 | Boeing Model 737, 747, 757, 767, and 777 Series Airplanes | Jun 8, 2001 | Airframe (777-222)Serial numbers per Boeing Special Attention Service Bulletins 737-35-1076, 737-35-1077, 747-35-2111, 757-35-0021, 757-35-0022, 767-35-0043, 767-35-0044, 777-35-0008, all dated March 1, 2001. Only with: Equipped with chemical oxygen generators. |
| 2001-03-09 | Boeing Model 777 Series Airplanes | Mar 23, 2001 | Airframe (777-222)Certain serial numbers: 777 1–155. Only with: Limited by line numbers 1 through 155 inclusive. |
| 2000-23-28 | Boeing Model 777 Series Airplanes | Jan 2, 2001 | Airframe (777-222) |
| 2000-15-16 | Boeing Model 737, 757, 767, and 777 Series Airplanes | Sep 12, 2000 | Airframe (777-222)Certain serial numbers: 737 1–2984; 757 1–798; 767 1–682; 777 1–083. Only with: Ranges are line numbers; equipped with Puritan-Bennett passenger and flight attendant oxygen masks as listed in Boeing Service Bulletins 737-35-1049, 757-35-0014, 767-35-0033, or 777-35-0005. |
| 2000-14-05 | Boeing Model 777 Series Airplanes | Jul 28, 2000 | Airframe (777-222)Serial numbers per Boeing Alert Service Bulletin 777-28A0019, dated April 27, 2000 |
| 2000-07-08 | Boeing Model 777 Series Airplanes | May 16, 2000 | Airframe (777-222)Certain serial numbers: 777 2–103; 777 105–119; 777 121–161; 777 163–177; 777 179–186. Only with: Applicability limited by line numbers, not serial numbers. |
| 2000-01-14 | Boeing Model 777 Series Airplanes | Feb 18, 2000 | Airframe (777-222)Serial numbers per Boeing Service Bulletin 777-57A0029, Revision 1, dated August 12, 1999 |
| 99-17-02 | Boeing Model 777 Series Airplanes | Sep 17, 1999 | Airframe (777-222)Serial numbers per Boeing Service Bulletin 777-53A0018, Revision 1, dated February 11, 1999 (Groups 1 and 2) |
| 99-15-10 | Boeing Model 777 Series Airplanes | Aug 5, 1999 | Airframe (777-222)Only with: Equipped with an engine-driven pump supply shutoff valve having Boeing part number S271W741-21. |
| 99-13-05 | Boeing Model 777 Series Airplanes | Jul 8, 1999 | Airframe (777-222)Serial numbers per Boeing Alert Service Bulletin 777-57A0008, dated March 25, 1999 |
| 99-10-14 | Boeing Model 747-400, 757, 767, and 777 Series Airplanes Equipped With AlliedSignal… | Jun 17, 1999 | Airframe (777-222)Only with: Equipped with AlliedSignal RIA-35B Instrument Landing System (ILS) receivers, P/N 066-50006-0101. |
| 98-13-12 R1 | Boeing Model 737, 747, 757, 767, and 777 Series Airplanes | Dec 28, 1998 | Airframe (777-222)Serial numbers per Boeing Alert Service Bulletins 737-27A1212, 747-27A2368 Revision 2, 757-27A0128, 767-27A0156, 777-27A0029 Revision 1 |
| 98-13-12 | Boeing Model 737, 747, 757, 767, and 777 Series Airplanes | Jul 6, 1998 | Airframe (777-222)Serial numbers per Boeing Alert Service Bulletins 737-27A1212, 747-27A2368, 757-27A0128, 767-27A0156, and 777-27A0029, dated March 26, 1998 |
| 97-10-02 | Boeing Model 777 Series Airplanes | May 21, 1997 | Airframe (777-222) |
AI-extracted — verify against original. Matched from each AD's applicability section; ADs replaced by a later AD are left out.
Service Difficulty Reports (143)
Reports of failures and defects that operators and repair stations sent to the FAA since 1995. A report describes one finding; it is not an accident.
- Lights · battery pack · no testOct 10, 2026
EMERGENCY LIGHTS - OPERATIONAL TEST WITH THE CONTROL SWITCHES PROCEDURE - EMERGENCY LIGHTS FROM POWER SUPPLY M33098 (DOOR 2R) INOP. M33098 POWER SUPPLY BATTERY PACK REPLACED IAW AMM 33-51-06-960-802.
From FAA Service Difficulty Reports; matched by N-number and serial number. - Lights · battery pack · no testMay 13, 2026
DURING ACCOMPLIMENT OF CONFORMITY CHECK, SOME EMERGENCY LIGHTS DOES NOT WORK PROPERLY. PERFORMED POWER SUPPLY BATTERY PACK CAPACITY CHECK IAW AMM 33-51-06-200-801 AND THE BATTERIES HAVE BEEN RE-CHARGED FOR 90 MINUTES. DURING RETEST, IT WAS VERIFIED BATTERIES OF DOORS 1L AND 4L ILUMINATES AND…
From FAA Service Difficulty Reports; matched by N-number and serial number. - Doors · proximity sensor · malfunctionedFeb 7, 2026
DOOR FWD CARGO EICAS CAUTION FORWARD CARGO DOOR NOT FULLY CLOSED, LATCHED AND LOCKED. FOUND LOOSE PLASTIC PART OF CARGO STRAP BLOCKING INDICATION OF LATCH SENSOR S52042 TARGET. REMOVED STRAP & INDICATION RETURNED TO NORMAL. FWD DOOR SENSORS S52021, S52022, S52042 DISCONNECTED AND STOWED. RESTORED…
From FAA Service Difficulty Reports; matched by N-number and serial number.
Show all 10 reportsShow fewer reports
- Equipment and furnishings · slide · detachedApr 23, 2025
SLIDE FELL OFF AT DOOR 2L REMOVED 2L SLIDE BUSSEL. UPON ARRIVING AT ACFT FOUND SLIDE 2L OUT OF BUSSEL AND ON JET BRIDGE FLOOR. FURTHER INSPECTION FOUND DOOR ARMING LEVER IN ARMED POSITION. REF AMM 25-66-01, PULLED AND COLLARED CB H10 ON P11, PUT 2L EPAS SWITCH TO SAFE POSITION, REMOVED DOOR…
From FAA Service Difficulty Reports; matched by N-number and serial number. - Equipment and furnishings · girt bar · obstructedMar 15, 2025
DOOR 2R DIFFICULT TO OPEN FOUND PLASTIC STRAW ON GRIT BAR, REMOVED STRAW PERFORMED OPS CHECK ON DR2 R REF AMM 52-11-00-710-801 OPS CHECK GOD NO FURTHER FUALT NOTED AT TIME TIME
From FAA Service Difficulty Reports; matched by N-number and serial number. - Airborne auxiliary power · apu · odorNov 14, 2024
TEST FLIGHT DISCREPANCY. . BURNIG SMELL ON FLIGHT DECK PASSING 12K FT SEEM S ELEC REPLACED APU AND ALL LH PACK COMPONENTS. PERFORMED OPERATIONAL CHECKS AND NO SMELL IN COCKPIT OR CABIN. TEST CREW WILL CHECK REFERENCE PER LP 9801346.
From FAA Service Difficulty Reports; matched by N-number and serial number. - Air conditioning and pressurization · unknown · odorNov 10, 2024
TEST FLIGHT DISCREPANCY . . BURNING SMELL ON DESCENT PASSING 14K. DISSIPATED ON LDG. ONLY IN COCKPIT. PERFORMED OPS CK OF BOTH PACKS ON GROUND WITH APU REF AMM 21-00-00. COULD NOT DUPLICATE SMELL. OPS CK GOOD. NOTE: REF FIM 21-00 TASK 808. RAN ALL FANS, AND GALLEY EQUIPMENT, FLT DECK HEATERS AND…
From FAA Service Difficulty Reports; matched by N-number and serial number. - Lights · battery pack · no testNov 8, 2024
B777-33-3-7019 CABIN - L/H DOOR NO.4 EMERGENCY LIGHT BATTERY PACK (M33407) CAPACITY CHECK FAILED. CABIN L/H DOOR 4 EMERGENCY LIGHT BATTERY PACK (M33407) REPLACED AND CARRIED OUT INSTALLATION TEST RESULT NORMAL AS PER AMM 33-51-00.
From FAA Service Difficulty Reports; matched by N-number and serial number. - Lights · battery pack · no testNov 8, 2024
B777-33-3-7019 CABIN - R/H DOOR NO.4 EMERGENCY LIGHT BATTERY PACK (M33408) CAPACITY CHECK FAILED. R/H DR4 EMERGENCY LT BATTERY PACK (M33408) REPLACED AND TEST NORMAL AS PER AMM 33-51-00.
From FAA Service Difficulty Reports; matched by N-number and serial number. - Lights · battery · no testNov 8, 2024
B777-33-3-7019, CABIN DOOR R2 EMER LT PWR PACK M33097 CAPACITY CHECK FAIL. CABIN DOOR R2 EMER LT PWR PACK N33097 REPLACED AND TEST NORMAL AS PER AMM 33-51-00.
From FAA Service Difficulty Reports; matched by N-number and serial number.
Showing the 10 most recent of 143 reports.
Sources
- FAA Aircraft RegistryRegistration, owner city and state, airframe, engineupdated Oct 20, 2026
- NTSB accident and incident databaseAccidents and incidents since 1982updated Oct 15, 2026
- FAA Airworthiness Directives (Federal Register)ADs published since 1998updated Oct 20, 2026
- FAA Service Difficulty ReportsReports since 1995updated Oct 16, 2026