# Boeing 767-3CB - Type: Aircraft model (FAA registry) - Registry code: 1385187 - Manufacturer (registry): BOEING - Model: 767-3CB - Aircraft type: Fixed wing multi engine - Category: Airplane - Engines: 2 · Turbo-fan - Seats: 300 - Weight class: 20,000 lb and over - Certification: Type certificated - Registered aircraft: 3 - Page: https://openairdocs.org/model/boeing-767-3cb Model codes come from the FAA registry's reference file. ADs are matched to them by model name and maker. ## ADs that may apply (OpenAirDocs) Matched to this model by model name and maker. Each AD's applicability may narrow it by serial number, part number or equipment. None matched. ## Registered aircraft (3) - [N684UA](https://openairdocs.org/aircraft/N684UA): [United Airlines Inc](https://openairdocs.org/faa-owner/UNITED%20AIRLINES%20INC), [Chicago, IL](https://openairdocs.org/faa-place/IL/Chicago), built 2002, S/N 33466 - [N685UA](https://openairdocs.org/aircraft/N685UA): [United Airlines Inc](https://openairdocs.org/faa-owner/UNITED%20AIRLINES%20INC), [Chicago, IL](https://openairdocs.org/faa-place/IL/Chicago), built 2002, S/N 33467 - [N686UA](https://openairdocs.org/aircraft/N686UA): [United Airlines Inc](https://openairdocs.org/faa-owner/UNITED%20AIRLINES%20INC), [Chicago, IL](https://openairdocs.org/faa-place/IL/Chicago), built 2003, S/N 33468 ## NTSB investigations None matched to aircraft with this model. ## FAA accident and incident reports (1) From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. - [Incident 20250624006419I](https://openairdocs.org/incident/20250624006419I), Jun 24, 2025: Boeing 767-3CB (N684UA), Zurich, No damage. Due to an airspeed disagree the crew rejected takeoff at approximately 120KTS. The aircraft is on the runway, with six blown tires after the rejected takeoff.… ## Service difficulty reports (573, newest 50) As reported by operators and repair stations, by the model named in the report. - [SDR CALA2026101920447](https://openairdocs.org/sdr/CALA2026101920447), Oct 15, 2026: LIGHT. INTERMITTENT. ELECTRICAL BURNING ODOR AROUND ROW 15C. RAN SMOKE FIRE FUMES CHECKLIST. ODOR PERSISTED. CONDITIONAL INSPECTION (EC0500-01055A) IAW 05-51-56/201 AND AMM 05-51-56 - [SDR CALA2026082518904](https://openairdocs.org/sdr/CALA2026082518904), Aug 24, 2026: OVEN. ODOR. OVEN 109 IN FWD GALLEY HAD LIGHT SMOKEY ODOR WHEN PLATES CAME OU T GALLEY OVEN 109 HEAVILY CONTAMINATED, CLEANED IAW AMM 25-05-03-100-801-C1. OVEN OPERATED FOR - [SDR 2026FA0000657](https://openairdocs.org/sdr/2026FA0000657), Aug 20, 2026: OIL SYSTEM. FAULTED. HAD AN AIR RETURN FLIGHT, IN GENEVA, WITH CUSTOMER UNITED. THE AIRCRAFT FLIGHT NUMBER UA957. AIRCRAFT EXPERIENCED AN ABNORMAL INCREASE IN ENGINE 1 OIL PRESSURE, - [SDR CALA2026082018758](https://openairdocs.org/sdr/CALA2026082018758), Aug 19, 2026: ACCESS PANEL. MISINSTALLED. DURING TOWING, LT FUEL LEAKAGE FROM LT SURGE TANK, ACCESS PANEL 541XB. FOUND PANEL HAD BEEN INSTALLED 180 DEGREES OUT OF ALIGNMENT, WITH MISPOSITIONED ALIGNMENT - [SDR CALA2026080918414](https://openairdocs.org/sdr/CALA2026080918414), Aug 7, 2026: HINGE PIN. OUT OF POSITION. F/A REPORTED PAX AT OVERWING EMERGENCY ESCAPE HATCH SEATS 20BA, EXPERIENCED NOISE & VIBRATIONS COMING FROM THE FLOOR AREA. LASTED FOR 15 MINS & ABRUPTLY STOPPED - [SDR CALA2026060816913](https://openairdocs.org/sdr/CALA2026060816913), Jun 5, 2026: OXYGEN MASK. LEAKING. CREW OXYGEN PRESSURE LEAKING DURING FLIGHT FROM O2 MASK BEHIND C A ON ARRIVAL CREW NOTED; OXYGEN LEVEL AT 1620 PSI ON DEPARTURE. BY ARRIVAL CREW O2 DEPLETED TO - [SDR CALA2026060516848](https://openairdocs.org/sdr/CALA2026060516848), Jun 2, 2026: PROBE. FAULTY. FUEL CONFIG LIGHT CAME ON BELOW 1000 FT. RAN CK LST. THEN RT TNK FUEL WENT UP BY 1700 LBS PERFORMED FQIS BITE TEST PER FIM 28-41 TASK 848, FOUND MESSAGE "RM COM - [SDR CALA2026060116709](https://openairdocs.org/sdr/CALA2026060116709), May 30, 2026: LENS. DAMAGED. AFT EXT OVERWING SLIDE EMER LIGHT ON LT AND RT SIDE OF AC WILL NOT ILLUMINATE, RELAMPED LH SIDE EMG LIGHT, OPS CHECK GOOD. RH EMG LIGHT LENSE COVER DAMAGED AND - [SDR CALA2026052816603](https://openairdocs.org/sdr/CALA2026052816603), May 25, 2026: DENSITOMETER. FAULTED. RT FUEL GAUGE FREEZES INTERMITTANTLY CAUSING A FUEL CONFIG LIGHT. CROSSFEED DOES NOT MOVE GAUGE. PERFORMED FUEL QTY BITE IAW FIM 28-41 FAULT TREE 847 FOUND NO P - [SDR CALA2026051316216](https://openairdocs.org/sdr/CALA2026051316216), May 12, 2026: OIL SYSTEM. LEAKING. POWER PLANT OIL QUANTITY (01=L ENG, 02=R ENG) ZERO, ENGINE OIL P RESSURE WAS (ZERO, LOW) R ENG OIL QUANTITY AND PRESSURE AT 0 AFTER START. ENGINE OIL WAS 22 PRI - [SDR CALA2026050816083](https://openairdocs.org/sdr/CALA2026050816083), May 6, 2026: IRU. FAULTED. RIGHT IRS FAULT EICAS PER FLT CREW DEBRIEF, HAD ATTITUDE DISAGREE EICAS, PITCH/ROLL DISPLAYED ON BOTH PFDS. F/OS SIDE PFD INDICATED A DESCENT WHILE THE A/C WAS - [SDR CALA2026042715739](https://openairdocs.org/sdr/CALA2026042715739), Apr 27, 2026: UNKNOWN. ODOR. ON LEFT ENGINE STARTUP- FLT ATT REPORTED VERY STRONG GAS FUMES I N CABIN. COCKPIT SMELL TOOREFER TO LP# 8627807 EGC PERFORMED FUEL DISTRIBUTION INSPECTION UP TO - [SDR CALA2026042415693](https://openairdocs.org/sdr/CALA2026042415693), Apr 20, 2026: IGNITER. FAULTED. ON FIRST ENGINE START ATTEMPT ON LEFT ENGINE WITH ENGINE START IGNITER IN NO. 2 POSITION. NO ENGINE VALVE LIGHT WITH NO RISE IN EGT. ABORTED START WITH CHECKLIS - [SDR CALA2026040115003](https://openairdocs.org/sdr/CALA2026040115003), Mar 31, 2026: LIGHT. INOPERATIVE. EMERGENCY LIGHT AT 12L FOUND INOPERATIVE. EMERGENCY LIGHT ASSY REPLACED IAW AMM TASK 33-51-00-432-006. OPS CHECK GOOD. - [SDR CALA2026040115001](https://openairdocs.org/sdr/CALA2026040115001), Mar 31, 2026: BULB. NO TEST. EMERGENCY LIGHTS - OPERATIONAL TEST WITH THE TEST SWITCHES EMERGENCY LIGHT L/H FUSELAGE AFT OF WING TO BODY FAIRING U/S. FILAMENT FOUND NOT SEATED CORRECTLY IN - [SDR CALA2026031314545](https://openairdocs.org/sdr/CALA2026031314545), Mar 10, 2026: HOUSING. DETACHED. 40D AISLE EMERGENCY PATH LIGHT FOUND DETATCHED 40D AISLE EMERGENCY PATH LIGHT HOUSING REPLACED IAW CMM 25-23-52. PARTS USED: 58-2523-3-0048, QTY :1 40D AISLE EM - [SDR CALA2026031314544](https://openairdocs.org/sdr/CALA2026031314544), Mar 10, 2026: LIGHT. DAMAGED. EMERGENCY LIGHT OPPOSITE LAV 1A-1L DAMAGED. THE EMERGENCY EXIT LIGHT ASSY REPLACED IAW SWPM 20-30-12 - [SDR CALA2026031114493](https://openairdocs.org/sdr/CALA2026031114493), Mar 10, 2026: FEEDER CABLE. DAMAGED. DURING INSPECTION ON NR 2 ENGINE, FOUND IDG FEEDER CABLE HAS BARE WIRE EXPOSED. FEEDER CABLE RE-SLEEVED AND INSTALLED IAW AMM24-11-01-404-001-006 AND SWPM 20-30 - [SDR CALA2026030914408](https://openairdocs.org/sdr/CALA2026030914408), Mar 4, 2026: FMU. UNSERVICEABLE. EGT REACHED 597C DURING ENGINE START NR 2 PILOT DEBRIEFED UPON RTB EVENT, THEY CONFIRMED THAT START PROCEDURE WAS NORMAL UP UNTIL THE LATER STAGE WHEN THEY NOTI - [SDR CALA2026030614385](https://openairdocs.org/sdr/CALA2026030614385), Mar 3, 2026: FUEL CAP. MISSING. FUELER REPORTED BOTH FUEL CAPS MISSING. INSPECTION CARRIED OUT IAW AMM 05-51-59-202-001. NO DEFECTS. - [SDR CALA2026012913431](https://openairdocs.org/sdr/CALA2026012913431), Jan 27, 2026: WARNING MESSAGE. FALSE ACTIVATION. HYD GEN VAL STATUS MESSAGE FOUND C/B RT AC BUS SENSE P11-6 AND CB L AC BUSS SENSE P11-3 PULLED AND COLLARED. RESET CBS RAN HMG TEST REF AMM24-25-01-424-005. TES - [SDR CALA2025111311174](https://openairdocs.org/sdr/CALA2025111311174), Nov 11, 2025: DOOR. LACK OF LUBE. DOOR 1L HARD TO ARM EGLL TECH THINKS THE ASSEMBLY NEEDS TO BE LUBED. ACCOMPLISHED FIM TASK 52-11 FAULT TREE 804. OPERATED DOOR SLIDE ARM AND DISARM MULTIPLE TIM - [SDR CALA2025111011102](https://openairdocs.org/sdr/CALA2025111011102), Nov 6, 2025: WIRE. CHAFED. DURING INSPECTION OF FWD GALLEY CHILLER, MULTIPLE AREAS OF DAMAGED & BURNT WIRING FOUND IN VICINITY OF FWD GALLEY CHILLER. ONE ITEM RAISED FOR WIRE DAMAGE TO W0 - [SDR CALA2025111011051](https://openairdocs.org/sdr/CALA2025111011051), Nov 6, 2025: OIL FILTER. MISINSTALLED. UPON REMOVAL OF NR 2 ENG MAIN OIL FILTER, PROTECTIVE PLASTIC CAPS ON FILTER FEET FOUND NOT REMOVED, AND DISINTGRATED. SOME DEBRIS FOUND IN FILTER. ENGINE FILTER - [SDR CALA2025103010751](https://openairdocs.org/sdr/CALA2025103010751), Oct 29, 2025: LIGHT. BROKEN. 36D EMERGENCY PATH LIGHT ON SEAT BROKEN AND FOUND HANGING FROM SEAT. LIGHT HOUSING HAS BROKEN TABS SO UNABLE TO SECURE TO SEAT. TAPE FOUND ON SIDE WHICH FAILED - [SDR CALA2025102210411](https://openairdocs.org/sdr/CALA2025102210411), Oct 22, 2025: LENS. MISSING. EMERGENCY LIGHTS OPS TEST WITH THE TEST SWITCHES, GALLEY 2, 3X FLOOR PROX LIGHT LENS CAPS MISSING ADJACENT TO STOWAGE 227, 228 & 235. LIGHT IS FULLY FUNCTIONING - [SDR CALA2025090208377](https://openairdocs.org/sdr/CALA2025090208377), Aug 31, 2025: FAN. ODOR. 2H10 IN FLIGHT HAD VIBRATION BEHIND CA DISPLAYS FOLLOWED BY EL ECTIC SMELL. MODERATE LOCKED FOR FIX REMOVED AND REPLACED THE FORWARD RACK EXHAUST FAN PER THE BO - [SDR CALA2025090208345](https://openairdocs.org/sdr/CALA2025090208345), Aug 31, 2025: EXHAUST FAN. ODOR. DUE TO ODOR IN CABIN, PERFORM CONDITIONAL INSPECTIONS PER AMM 05-51-56 COMPLIED WITH REQUIREMENTS DETAILED IN AMM05-51-56-940-801-C1. FROM CREW DEBRIEFING THE S - [SDR CALA2025082508082](https://openairdocs.org/sdr/CALA2025082508082), Aug 22, 2025: DISPLAY. FAULTED. EICAS UPPER DISPLAY BLANK AFTER TAKEOFF. NO AUTO. INTERMITTENT ON/OFF UPON ARIVAL FOUND UPPER EICAS DISPLAY FULLY OPS. PERFORMED EICAS OPS TEST REF 31-41-00-715 - [SDR CALA2025082208052](https://openairdocs.org/sdr/CALA2025082208052), Aug 21, 2025: PCA. FAULTED. REPORTED A SPOILERS EICAS, OVERHEAD LIGHT SHORTLY AFTER TAKEOFF. TROUBLESHOOTING INCLUDED BITE OF SCM 1L AND MEGGER CHECKS ON EXCITATION WIRING TO SPOILERS NR 2 - [SDR CALA2025070706242](https://openairdocs.org/sdr/CALA2025070706242), Jul 1, 2025: UNKNOWN. NOISE. FA REPORTED HISSING SOUND AT L OVERWING EXIT 4000 FT ON DESCENT PERFORMED A LEAK TEST PER MM TASK 05-51-24-782-001. NO HISSING OR LEAK OBSERVED. - [SDR CALA2025062706007](https://openairdocs.org/sdr/CALA2025062706007), Jun 24, 2025: INDICATOR. FAULTED. REJECT TO DUE TO A/S DISAGRE. CAP+STB 120KT/ FO 100 KT AND FLAG BRK TEMP 9 FOUND RIGHT HAND MAC AIRSPEED INDICATOR FLICKERING. REMOVED AND INSTALLED NEW MAC AIR - [SDR CALA2025062705988](https://openairdocs.org/sdr/CALA2025062705988), Jun 24, 2025: UNKNOWN. ODOR. AFT FA NOTICED SLIGHT SMOKE SMELL ON T/O PRIOR TO REJECT REF AMM TASK 05-51-56-940-801-C1, SMOKE/ODOR EVENT QUESTIONNAIRE FORM WAS NOT COMPLETED BY CREW. SMOKE/ - [SDR CALA2025062605882](https://openairdocs.org/sdr/CALA2025062605882), Jun 24, 2025: DOOR. NO DISCREPANCY. DOOR 2R PRESSURE GAUGE IS INDICATING IN THE RED ZONE. DOOR 2R SLIDE PRESSURE GAUGE WITHIN THE GREEN BAND. NON-FURTHER MAINTENANCE ACTION REQUIRED - [SDR CALA2025051404676](https://openairdocs.org/sdr/CALA2025051404676), May 15, 2025: SKIN. DAMAGED. LH O/B ELEVATOR UPR SURFACE MID AREA STA175.98-200.46 FND HOLE REF HX NR WO.4760910, - [SDR CALA2025042404195](https://openairdocs.org/sdr/CALA2025042404195), Apr 23, 2025: PROBE. CONTAMINATED. LEFT FUEL GAUGE ERATTIC IN FLIGHT. WENT BLANK 3 TIMES. EICAS FUE L CONFIG SEVERAL TIMES.AS PER INBOUND FLT CREW ERRATIC DIPS IN L/H FUEL QTY OF 2500-3000 PNDS A - [SDR CALA2025042404205](https://openairdocs.org/sdr/CALA2025042404205), Apr 20, 2025: CONTROLLER. FAULTY. EXCESSIVE CABIN TEMP. UP TO 83F ALL ALTS. CLIM B AND CRUISE. RAN QRH NO HELP.PER CREW DEBRIEF A/C TEMPS WERE HIGHER THEN NORMAL ON GROUND, SUSPECTED TEMPS WOULD - [SDR CALA2025042104100](https://openairdocs.org/sdr/CALA2025042104100), Apr 20, 2025: COVER. DETACHED. DOOR 1L..SLIDE COVER FALLING OFF INSPECTED DOOR SLIDE BUSTLE AT L1 AN FOUND COVER COMPLETELY SECURE. INSPECTED R1 DOOR AS PRECAUTIONARY AND FOUND SAME RESULTS. - [SDR CALA2025021000331](https://openairdocs.org/sdr/CALA2025021000331), Feb 9, 2025: STRINGER. CORRODED. FWD CARGO COMPT BELOW FLOOR S39R FND CORROSION AT STA 478 - STA 500 REFER HX NR WO4336886. FWD CGO COMPT STR 39R BETWEEN STA 478 AND STA 500 REPAIRED AS PER ECR - [SDR CALA2025021000330](https://openairdocs.org/sdr/CALA2025021000330), Feb 9, 2025: STRINGER. CORRODED. BELOW FLOOR S39L FOUND CORROSION AT STA478-STA500 REF HX NR WO.4336897, ORGI BY V896820 FWD CARGO COMPT STR 39L BETWEEN STA478 AND STA500 REPAIRED AS PER ECRA 5 - [SDR CALA2025021000326](https://openairdocs.org/sdr/CALA2025021000326), Feb 9, 2025: LAMP. NO TEST. EMERGENCY LIGHTS OPERATIONAL CHECK {B767-33-3-7000} - RH FUSELAGE SLIDE EMERGENCY LIGHTS 2EACH INOP RELAMPED BOTH EXTERNAL SLIDE EMERGENCY LIGHTS AND OPS CHECKE - [SDR CALA2025012900237](https://openairdocs.org/sdr/CALA2025012900237), Jan 28, 2025: STICKER. CRACKED. EA 5310-07143 REV E OP 002, 1EA CRACK FOUND ON SUBSURFACE OF RH NOSE WHEEL WELL VERTICAL STIFFENER ON STA 287 BETWEEN WL 118 TO 159 APPROX. 1.125" IN LENGTH AS - [SDR CALA2025010201740](https://openairdocs.org/sdr/CALA2025010201740), Dec 30, 2024: LENS. MISSING. 2X EMERGENCY LIGHT LENS COVER MISSING AT DOOR 1L 2X EMERGENCY LIGHT LENS COVERED INSTALLED IAW AMM TASK 33-51-10-962-172. OPS TEST GOOD. SDR RAISED AS PER GMM. - [SDR CALA2025010201739](https://openairdocs.org/sdr/CALA2025010201739), Dec 30, 2024: BULB. INOPERATIVE. R/H SIDE EXTERIOR EMERGENCY LIGHT NOT WORKING EXTERIOR EMERGENCY LIGHT BLUB REPLACED IAW AMM 33-51-00. OPS TEST CARRIED OUT. ALL SATIS. SDR RAISED AS PER GMM. - [SDR CALA2024121201490](https://openairdocs.org/sdr/CALA2024121201490), Dec 10, 2024: PANEL. MISSING. PDA 2 FOUND MISSING PANEL FOR LEFT LOWER LE WING AT STATION 798. INSTALLED NEW PANEL AS PER AMM 20-00-00. REF LOG PAGE 3160610 FOR CORRECTION ACTION. PICTURES - [SDR CALA2024110701066](https://openairdocs.org/sdr/CALA2024110701066), Nov 6, 2024: OUTFLOW VALVE. STUCK. CABIN DIDNT PRESSURIZE ON CLIMB COCKPIT ALT WRNING MASKS DIDNT D EPLOY ACD BITE TEST OF AUTOMATIC CABIN PRESSURE CONTROLLERS PER AMM 21-31-00-705-001 AND NO FAU - [SDR CALA2024102300912](https://openairdocs.org/sdr/CALA2024102300912), Oct 21, 2024: BATTERY. FAULTED. DETACHABLE EMERGENCY EQUIPMENT INSPECTION {B767-25-3-7017} - EMERGENCY FLASH LIGHT AT FLIGHT ATTENDANTS SEAT OPPOSITE GALLEY 9 NOT CHARGING. EMERGENCY FLASHLIGH - [SDR CALA2024102300908](https://openairdocs.org/sdr/CALA2024102300908), Oct 21, 2024: CHARGER. FAULTED. EMERGENCY LIGHTS OPERATIONAL CHECK {B767-33-3-7000} - CENTER AISLE UPTO SEAT 7 RH & LH EMERGENCY AISLE LIGHTS FOUND INOP. WRT WDM 33-51-15-1A SH 1 SUSPECT EMERG - [SDR CALA2024090900599](https://openairdocs.org/sdr/CALA2024090900599), Sep 8, 2024: LIGHT. BROKEN. EMERGENCY PATHWAY LIGHTING FWD OF GALLEY 2 AT STOWAGE 235 FOUND BROKEN. EMERGENCY PATHWAY LIGHTING AT STOWAGE 235 REPLACED AS PER SWPM 20-30. TESTED NOW OK.PART - [SDR CALA2024090900598](https://openairdocs.org/sdr/CALA2024090900598), Sep 8, 2024: LIGHT. BROKEN. EMERGENCY PATHWAY LIGHTING AFT OF GALLEY 2 AT STOWAGE 236 FOUND BROKEN.EMERGENCY PATHWAY LIGHTING AT STOWAGE 236 REPLACED AS PER SWPM 20-30. TESTED NOW OK.PARTS All 573: https://openairdocs.org/model/boeing-767-3cb/reports.md --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.