# Service difficulty reports: JASC 2121

A list on [JASC 2121](https://openairdocs.org/jasc/2121.md).

Reports filed under 2121 · Air Distribution Fan, newest first.

Page 1 of 88 · 4,375 reports

- [SDR DALA2026102005760](https://openairdocs.org/sdr/DALA2026102005760.md): Fan · failed · Oct 20, 2026 · N348NB · Airbus A319114
  > IN DESCENT OUT OF FL330 GOT BURNING ELECTRICAL AND RUBBER ODOR THROUGHT ACFT. AMBER FAN ON CONDITION PAGE. REMOVED CABIN RECIREULATION FAN 15HG PER AMM 21-21-51. WATTING ON NEW FAN FOR NOW. BEFORE RECIRC FAN REMOVAL PERFORMED TEST AND SMELLED ELECTRICAL ODER
- [SDR AALA202610190251](https://openairdocs.org/sdr/AALA202610190251.md): Relay · damaged · Oct 18, 2026 · N4032T · Airbus A319115
  > AIRCRAFT WAS GROUNDED: ON DESCENT OUT OF 10,000 FLIGHT DECK HAD AN ELECTRICAL SMELL. DISSIPATED BY 6,000. MAINTENANCE PERFOMED GVI OF COCKPIT C/B PANELS AND ALL E&E BAYS. FOUND RELAY 7HG (LH RECIRC FAN CONTROL) DAMAGED. REPLACED RELAY 7HG IAW ESPM 20-46-50. RE
- [SDR VNAA2026102026701](https://openairdocs.org/sdr/VNAA2026102026701.md): Fan · failed · Oct 17, 2026 · N574NN · Cndair CL6002D24
  > EVACUATION FOR FUMES IN AIRCRAFT. C/W FIM 21-22-00-810-806-A01 AND 21-21-00-810-806-A01. CABIN FUMES APPEAR TO BE FROM ACTIVATION OF O2 GENERATORS. FLIGHT DECK FUMES APPEAR RELATED TO NR 2 DISPLAY FAN FAIL. REMOVED AND REPLACED DISPLAY COOLING FAN NR 2 IAW A
- [SDR SWAA2026100891056](https://openairdocs.org/sdr/SWAA2026100891056.md): Fan · odor · Oct 4, 2026 · N8790Q · Boeing 7378
  > ACRID ODOR ON DESCENT, DISSIPATED WITH RECIRC FANS TURNED OFF. REAPPEARED WITH FANS BACK ON AT GATE. R & R LT RECIRC FAN IAW AMM 21-25-02, AND R & R LT RECIRC AIR FILTER IAW AMM 21-25-01. OPS CHECKED NORMAL AND NO ACRID ODORS.
- [SDR CALA2026100520077](https://openairdocs.org/sdr/CALA2026100520077.md): Apu · odor · Oct 2, 2026 · N14115 · Boeing 757224
  > AFTER ENG SHUTDOWN AT GATE APU BLEED ON. SMOKE FILLED CABIN SLIG HT BURN SMELL PERFORM CONDITIONAL INSPECTION PER AMM 05-51-58-910-801-C1. IAW TASK 05-51-58-910-801-C1 SMOKE/ODOR IN THE FLIGHT DECK AND/OR CABIN CONDITIONAL.
- [SDR EVCA2026100126](https://openairdocs.org/sdr/EVCA2026100126.md): Blower Motor · unserviceable · Sep 30, 2026 · N293AE · Bell 206L3
  > ELECTRICAL SMELL WHEN AIR CONDITIONER IS TURNED ON. AFT BLOWER MOTOR WAS THE CAUSE. SYSTEM MEL'ED UNTIL A REPLACEMENT ARRIVES.
- [SDR DALA2026093005427](https://openairdocs.org/sdr/DALA2026093005427.md): Fan · failed · Sep 29, 2026 · N581DA · Airbus A321271NX
  > ENROUTE, VENTB LOWER FAULT. ALSO HAD BURNING RUBBER ODOR. COMPLIED WITH ECAM ACTIONS & ODOR DISAPPEARED. FOUND VENT BLOWER FAN FAILED. R/I VENT BLOWER FAN PER A321 AMM 21-26. (LP 9625966, 1839367 - AIRCRAFT WAS GROUNDED)
- [SDR 2026FA0000791](https://openairdocs.org/sdr/2026FA0000791.md): Motor · overheated · Sep 29, 2026 · N443BG · Piper PA44180
  > VENT MOTOR FOUND INOPERATIVE, WITH EVIDENCE OF OVERHEATING.
- [SDR QMLA2026092120072](https://openairdocs.org/sdr/QMLA2026092120072.md): Blower · odor · Sep 20, 2026 · N229AM · Bell 407
  > ON GOING ISSUE WITH AN ELECTRICAL SMELL IN FLIGHT. HAPPENED AGAIN LAST NIGHT FIRST TIME ME THE PILOT EVER SMELLED IT. WORKED THROUGH TO ISOLATE THE PROBLEM AND APPEARS TO BE THE BLOWER COMPONENTS. DISCREPANCY DEFERRED IN REF TO AMBH407 MEL REV#27. MEL ITEM 210
- [SDR DALA2026092205287](https://openairdocs.org/sdr/DALA2026092205287.md): Fan · faulted · Sep 19, 2026 · N318DX · Airbus A321213
  > FUMES, DECLARED AN EMERGENCY DUE TO AN ELECTRICAL ODOR FOLLOWED BY VENT EXTRACT FAULT ECAM WARNING. FOUND VENT EXTRACT FAN (18HQ) WITH BBHM RED INDICATOR ILLUMINATED, REPLACED SAME. (LP 9500696 - AIRCRAFT WAS GROUNDED)
- [SDR QMLA2026092820074](https://openairdocs.org/sdr/QMLA2026092820074.md): Blower Motor · failed · Sep 18, 2026 · N388AM · Urocop EC130B4
  > ELECTRICAL BURN SMELL 5 TO 10 MINUTES INTO FLIGHT IN CABIN. THE SMELL WAS VERY POTENT BUT ONLY LASTED ABOUT 5 TO 10 SECONDS WITH NOW LINGERING EFFECTS.
- [SDR N6WA2026091819](https://openairdocs.org/sdr/N6WA2026091819.md): Cooling Fan · faulted · Sep 17, 2026 · N563GJ · Cndair CL6002C11
  > DISPLAY COOL CAUTION MESSAGE (B1-006414 DISPLAY FAN1 / LOW FAN SPEED) - RETURN FLIGHT. REMOVED AND REPLACED DISPLAY SUPPLY FANS OPS CHECK GOOD IAW CRJ 550 AMM 21-24-12.
- [SDR AALA202609172244](https://openairdocs.org/sdr/AALA202609172244.md): Fan · odor · Sep 14, 2026 · N908AA · Airbus A321231
  > AIRCRAFT WAS NOT GROUNDED: 1 HOUR 40 MINUTES INTO FLIGHT TO CANCUN FLIGHT, AT FL 370, WE STARTED GETTING A CONSTANT NOISE WITH FLOOR VIBRATION. THIS FLOOR VIBRATION COULD BE FELT IN COCKPIT AND ESPECIALLY IN FORWARD GALLEY RIGHT SIDE. IT WAS NOT THE FORWARD L
- [SDR DALA2026091405116](https://openairdocs.org/sdr/DALA2026091405116.md): Fan · failed · Sep 13, 2026 · N341NW · Airbus A320212
  > TEN MINUTES PRIOR TO TOP OF DESCENT BOTH PILOTS SMELLED A BURRING PLASTIC SMELL WHICH CONTINUED THROUGH MOST OF THE DESCENT. WE HEARD A SLIGHT WAILING NOISE JUST PRIOR TO THE SMELL. C/A: STARTED TROUBLESHOOTING PER AMDS WORK CARD 0550-2002. INSPECTED COCKPIT I
- [SDR AALA202609167972](https://openairdocs.org/sdr/AALA202609167972.md): Cooling Fan · leaking · Sep 12, 2026 · N111ZM · Airbus A321231
  > AIRCRAFT WAS GROUNDED: DESCENDING THRU10000 FT THE PACKS GIVE OFF STRONG ODOR - MAINTENANCE FOUND THE APU OIL COOLING FAN LEAKING OIL FROM THE FAN SIDE OF THE TRANSFER TUBE AND REPLACED IT PER AMM 49-52-51
- [SDR SWIA2026090277099](https://openairdocs.org/sdr/SWIA2026090277099.md): Fan · odor · Sep 2, 2026 · N719SK · Cndair CL6002C10
  > STRONG ELECTRICAL ODOR NEAR GALLEY & ODOR CONTINUES THROUGH ACFT. (FLIGHT 4953) ON ARRIVAL TO ACFT, NO BURNING OR ELECTRICAL ODORS NOTED. PERFORMED OPS CHKS OF LT & RT PACKS WITH APU & LT & RT ENGS IAW AMM 21-50-00, BOTH INDEPENDENTLY & WITH ALL 3 IN OPERATION
- [SDR CALA2026090319226](https://openairdocs.org/sdr/CALA2026090319226.md): Fan · faulted · Sep 2, 2026 · N851UA · Airbus A319131
  > VENT BLOWER FAULT ECAM ON GROUND. SWITCHING BLOWER TO OVERIDE C AUSES CHEMICAL ODOR REMOVED BLOWER FAN REF AMM 21-26-51-000-001-A. REMOVED BLOWER FAN REF AMM 21-26-51-000-001-A. REMOVED AND REPLACED FAN AVIONICS FAN GROUND COOLING AMM 21-26-51/40.
- [SDR RJEF20263108001](https://openairdocs.org/sdr/RJEF20263108001.md): Fan · faulted · Aug 31, 2026 · N686TA · Airbus A320214
  > CABIN PRESSURE EXCESS CAB ALTITUDE DISPLAYED ON ECAM PROCEDURE WAS MADE ACCORDING TO OEB 61. PERFORMED GENERAL VISUAL INSPECTION ON AVIONICS VENTILATION DUCTS AND WERE FOUND 3 DUCTS WITH CRACK BTW LATERAL AVIONICS COMPARTMENT RH AND AFT AVIONICS COMPARTMENT.
- [SDR AALA202608317383](https://openairdocs.org/sdr/AALA202608317383.md): Fan · fault message · Aug 24, 2026 · N543UW · Airbus A321231
  > AIRCRAFT WAS NOT GROUNDED: DURING CRUISE FLIGHT AN ELECTRICAL ODOR IN THE AFT CABIN WAS REPORTED BY THE FLIGHT ATTENDANT AND AN AMBER FAN MESSAGE DISPLAYED ON THE COND PAGE - THE FLIGHT CREW REPORTED THAT THE ODOR DISSIPATED WITHIN 5 MINUTES AND NO OTHER ISSUE
- [SDR EVCA202608250001](https://openairdocs.org/sdr/EVCA202608250001.md): Blower Motor · unserviceable · Aug 24, 2026 · N465AE · Bell 206L4
  > BURNING ELECTRICAL ODOR IN THE CABIN. BLOWER MOTOR UNSERVICABLE.
- [SDR 8LFA202608250003](https://openairdocs.org/sdr/8LFA202608250003.md): Resistor · failed · Aug 23, 2026 · N409LF · Bell 407
  > DURING FLIGHT SMOKE/FUMES EMANATED FROM LEFT AIR CONDITIONING BLOWER. TROUBLESHOOTING REVEALED THAT A FAILED RESISTOR CAUSED THE BLOWER MOTOR TO FAIL AND PRODUCE SMOKE/FUMES. AIR COMM VAPOR CYCLE AIR CONDITIONING STC# SR00222DE INSTALLED.
- [SDR QMLA2026081320055](https://openairdocs.org/sdr/QMLA2026081320055.md): Blower Motor · burned out · Aug 13, 2026 · N910U · Urocop EC130B4
  > ODOR OF BURNT ELECTRICAL WIRING. FOUND SMELL COMING FROM AFT AC VENTS. FOUND CONDENSATION/WATER IN ELECTRICAL MOTOR. REPLACED AFT BLOWER MOTOR
- [SDR QMLA2026081420058](https://openairdocs.org/sdr/QMLA2026081420058.md): Blower Motor · odor · Aug 11, 2026 · N137AM · Urocop EC135P2
  > FUMES IN CABIN/ COCKPIT DURING CRUISE FLIGHT SHORTLY AFTER TAKEOFF. RESULTED IN ABORTED FLIGHT AND RETURN TO BASE. REPLACED AFT BLOWER MOTOR
- [SDR DALA2026081804714](https://openairdocs.org/sdr/DALA2026081804714.md): Fan · faulted · Aug 10, 2026 · N396DN · Airbus A321211
  > AIRCRAFT 3096, AT CRUISE GOT A CALL FROM AFT FA OF SMELLS. TURNED OFF CAB FANS, EXTRACT OVRD, BLOWER OVRD & GALLEY & CAB OFF. FOUND LT RECIRC FAN C/B POPPED. REPLACED LT RECIRC FAN (15HG) IAW A321 AMM 21-21-51. CKS GOOD. (LP 9128862 - AIRCRAFT WAS GROUNDED)
- [SDR YENA2026080700659](https://openairdocs.org/sdr/YENA2026080700659.md): Fan · failed · Aug 5, 2026 · N2180J · Airbus A321271NX
  > FLT 220, SAN-BOS. MUSTY ODOR IN COCKPIT AND CABIN DURING DESCENT FROM 4000 FEET UNTIL LANDING PACK 1 OFF AND APU OFF. PACK ON.; (SUPPLEMENTAL INFORMATION TO FOLLOW)
- [SDR YENA2026080700658](https://openairdocs.org/sdr/YENA2026080700658.md): Fan · failed · Aug 5, 2026 · N606JB · Airbus A320232
  > FLT 588, MCO-ORH. AT FL 350 VERY HEAVY ELECTRICAL ODOR IN COCKPIT. CIRCUIT BREAKER X-18 POPPED AND ODOR SUBSIDED - LT RECIRC INOP FANS; R & R LT RECIRC FAN IAW AMM 21-21-51. OPS CK GOOD PLACARD REMOVED MX4 UPDATED
- [SDR YENA2026080500653](https://openairdocs.org/sdr/YENA2026080500653.md): Cooling Fan · failed · Aug 4, 2026 · N536JB · Airbus A320232
  > FLT 944, BZN-JFK. OIL FUMES EVENT INITIALLY OCCURED AT FL 250 ON DECENT. ODORS DISSIPATED FUMES AGAIN OCCURED ON FINAL APPROACH AT 3000FT. DID NOT FOLLOW ISOLATION GUIDE; COMPLIED WITH INFORMATION NOTICE 2017-T015, STEPS 1 AND 2. IDENTIFIED ODOR TO BE APU OIL
- [SDR 2026FA0000617](https://openairdocs.org/sdr/2026FA0000617.md): Blower Motor · burned out · Jul 31, 2026 · N407BU · Bell 407
  > CREW SMELLED A BURNING OR SMOKY SMELL COMING FROM AC VENTS. TURNED OFF AC AND BLOWER MOTOR, PULLED CIRCUIT BREAKER FOR AC, OPENED VENTS AND WINDOWS. AIRCRAFT LANDED WITH NO OTHER FAULTS.
- [SDR CALA2026080218157](https://openairdocs.org/sdr/CALA2026080218157.md): Fan · faulty · Jul 30, 2026 · N14121 · Boeing 757224
  > STRONG FUME/ODOR IN FLIGHT DECK. PERFORMED CONDITIONAL INSPECTION IAW AMM 05-51-58. UNABLE TO FIND SUSPECTED CAUSE, AND COULD NOT DUPLICATE FUME CONDITION AFTER AIRCRAFT WAS DEBOARDED. AS A PERCAUTION, REMOVED AND REPLACED LT RECIRCULATION FAN IAW MM 21-25
- [SDR AALA202607301669](https://openairdocs.org/sdr/AALA202607301669.md): Fan · faulted · Jul 27, 2026 · N189UW · Airbus A321211
  > AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED INBOUND INTO CLT DUE TO THE FLIGHT CREW REPORTING LOW FREQUENCY VIBRATION AND NOISE FROM UNDER FLIGHT DECK LAST HALF OF FLIGHT. 30 MIN OUT WENT SILENT, MOMENTARILY FUME SMELL AND VENT EXTRACT FAULT. FUMES QUICKL
- [SDR YENA2026072800629](https://openairdocs.org/sdr/YENA2026072800629.md): Cooling Fan · failed · Jul 26, 2026 · N536JB · Airbus A320232
  > FLT 23, DCA-DJT. DURING DESCENT 14000 MSL LIGHT INTENSITY ODOR DIRTY SOCK IN COCKPIT - PACK ONE OFF SEEMED TO DIMINISH ODOR. HISTORY OF ODOR ON AIRCRAFT; COMPLIED WITH INFORMATION NOTICE 2017-T015, STEPS 1 AND 2. IDENTIFIED ODOR AS TYPE 1- APU ODOR FOUDN APU
- [SDR HNAA2026072800638](https://openairdocs.org/sdr/HNAA2026072800638.md): Fan · inoperative · Jul 25, 2026 · N645AE · Emb EMB145LR
  > REPORTED FUMES/ODOR WITH APU OPERATION. WHILE T/S FPOUND NO 1 RECIRC FAN INOP W FUSE F0059 BLOWN R/R FUSE F0059 IRW AMM 20-13-08 R/R NO 1 RECIRC FAN AND FILTER IAW AMM 21-24-01 OPS AND LEAK CHECK GOOD RAN PACK 1/2 NO ODORS NOTED
- [SDR QXEA2026072800168](https://openairdocs.org/sdr/QXEA2026072800168.md): Relay · failed · Jul 24, 2026 · N669QX · Emb ERJ170200LR
  > FLIGHT 2117. RECIRC 2 FAN FAILED. PLACED ON MEL 21-24-01A. MEL CLEARED BY CHECKED AND FOUND NO VOLTAGE AT RECIRCULATION FAN 2. REPLACED RELAY K7 IN RIGHT ICC IAW EMBRAER B175 SWPM 20-32-02 PER FIM TASK# 21-24-00-810-802-A. RECIRCULATION AIR SYSTEM OPERATIONA
- [SDR YENA2026072100607](https://openairdocs.org/sdr/YENA2026072100607.md): Fan · warning message · Jul 20, 2026 · N4048J · Airbus A321271NX
  > FLT 1408, CDG-JFK. (ETOPS) COND LAV & GALLEY FAN FAULT CAUTION APPEARED DURING FLIGHT. ASSOCIATED WITH THE MESSAGE FWD & AFT CABIN TEMPERATURE ON CRUISE AND COND PAGES DISAPPEARED AND REPLACED BY AMBER X'S ( LAVATORY AND GALLEY EXTRACTION FAN).
- [SDR CALA2026072417963](https://openairdocs.org/sdr/CALA2026072417963.md): Fan · failed · Jul 18, 2026 · N18223 · Boeing 737824
  > FA REPORTS SMOKE AND FUMES IN AFT OF ACFT. SUBSIDED WITH QRC UPDATED. PER CHECKLIST, SHUTDOWN RECIRC FANS AND SMOKE & ODOR STOPPED. PERFORMED SMOKE ODOR IN THE CABIN INSP IAW AMM 05-51-26-800-801-C1. RESET BREAKER & PERFORMED OPS CHECK & RT RECIRC FAN GENERA
- [SDR CALA2026071517790](https://openairdocs.org/sdr/CALA2026071517790.md): Fan · faulted · Jul 9, 2026 · N671UA · Boeing 767322
  > STRONG ELEC BURNING ODOR, FOLLOWED BY LT RECIRC FAN CAS MESSAGE ODOR, ODOR DISAPATED WITH FAN OFF. DEBRIEF WITH CREW, NO SMOKE JUST ODOR WHEN EICAS MESSAGE CAME ON AND LT RECIRC FAN OFF,ODOR THEN DISSIPATED NO EVIDENCE OR SMOKE OR ODOR DURING THE REST OF T
- [SDR CALA2026070617561](https://openairdocs.org/sdr/CALA2026070617561.md): Fan · faulted · Jun 29, 2026 · N12004 · Boeing 78710
  > DUE TO MULTIPLE LAV/AFT GALLEY LOW AIRFLOW AND LAVATORY/GALLEY FAN 1 MESSAGE WITH ADDITIONAL ITEMS OF LAV ODOR AT LAV "C", REMOVE AND REPLACE LAV/GALLEY FAN 1 PER AMM 21-26-06-00A. WORK IN CONJUCTION WITH FUP L/P 9388980. CONTACT TOMC WITH ANY QUESTIONS. CARRI
- [SDR CALA2026070117497](https://openairdocs.org/sdr/CALA2026070117497.md): Fan · faulted · Jun 29, 2026 · N654UA · Boeing 767322
  > AT TOP OF DESCENT LOUD POPPING NOISE FOLLOWED BY LOUD AIR SURGE SOUND FOLLOWED BY A BURNING SMELL FOR ONE MINUTE THEN THE SOUND OF THE CIRCUIT BREAKER POPPED.FWD EQ EXH FAN EICAS S THE FORWARD EQUIPMENT EXHAUST FAN HAS A FAILURE.FWD EQUIPMENT CIRCUT BREAKER AU
- [SDR CALA2026070117496](https://openairdocs.org/sdr/CALA2026070117496.md): Fan · faulted · Jun 29, 2026 · N30913 · Boeing 7878
  > FWD ZONAL DRYER FAN FAILS, LATCHED MAINTENANCE MESSAGE 21-71211. R & R FWD ZONAL DRYER IAW AMM 21-72-01-00A-720A.MESSAGE STILL PRESENT. PERFORMED CMCF GROUND TEST 21 HUMIDITY CONTROL SYSTEM, SYSTEM, FORWARD ZONAL DRYER AND HUMIDIFICATION SYSTEMS TEST PASSED
- [SDR VNAA2026062920404](https://openairdocs.org/sdr/VNAA2026062920404.md): Fan · unserviceable · Jun 26, 2026 · N559NN · Cndair CL6002D24
  > APU DOOR CAUTION MSG AFTER TAKE OFF. FA AND AFT FA REPORT A STRONG BURNING ODOR AT THE SAME TIME DURING TAKE OFF. RAN APU DOOR CAUTION QRH FAULT PERSISTED / REMOVED AND REPLACED RH RECIRCULATION FAN IAW AMM 21-22-10-000/400 801-A01. LEAK TEST PASS OP TEST G
- [SDR VNAA2026062619801](https://openairdocs.org/sdr/VNAA2026062619801.md): Fan · failed · Jun 23, 2026 · N560NN · Cndair CL6002D24
  > RECIRCULATION FAN FAULT MESSAGE. DEFERRED RECIRCULATION FAN NR 2 IAW MEL 21-22-01-2 CAT C. FC FUNCTION C/W BY PULLING AND COLLARING CBP-2 A5, B11. REMOVED AND REPLACED #2 RECIRCULATION FAN IAW CRJ900 AMM TASK21€“22€“10€“000/400€“801. OPS CHECK GOOD, THIS
- [SDR 2026FA0000545](https://openairdocs.org/sdr/2026FA0000545.md): Blower Motor · broken · Jun 22, 2026 · N240SF · Bolkms BK117C2
  > UNUSUAL NOISE FROM THE PASSENGER BLOWER MOTOR.
- [SDR EVCA20260714001](https://openairdocs.org/sdr/EVCA20260714001.md): Motor · faulted · Jun 21, 2026 · N102AE · Bell 407
  > AIRCRAFT DEPARTED THE BASE FOR A SCENE FLIGHT IN NASHVILLE ARKANSAS. APPROXIMATELY 5 MINUTES AFTER DEPARTURE CREW DESCRIBED SMELLING ELECTRICAL WIRES BURNING ALONG WITH ALL AIR CONDITIONER BLOWERS STOPPING. UPON TROUBLESHOOTING THE SYSTEM IT WAS FOUND THAT THE
- [SDR U2RA202606200031](https://openairdocs.org/sdr/U2RA202606200031.md): Fan · failed · Jun 20, 2026 · N828CA · Airbus A330243
  > SMOKE IN COCKPIT FOR A MOMENT AT 2320Z ASSOCIATED BURNING SMELL (ELECTRICAL) INTERMITTENT FOR REMAINDER OF FLT IN ALL GALLEYS AND COCKPIT.ACCOMPLISHED SDCU (1)(2) BITE TEST REF A330 AMM 26-16-00 AND LOWER DECK COMPARTMENT AVC/COMP REF AMM 26-16-00. FOUND BULK
- [SDR WX0A2026061932855](https://openairdocs.org/sdr/WX0A2026061932855.md): Fan · odor · Jun 17, 2026 · N196NV · Airbus A320214
  > (AIRCRAFT NOT GROUNDED) AT 23:00Z 45 MIN FROM LANDING AT ATW AT 35,000 CRUZE FWD FA AND FLIGHT DECK CREW SMELLED ELECTRICAL BURNIG SMELL FROM FORWARD AREA OF PLANE. IT DISAPATED WITHIN 2 MIN OF THE INITIAL SMELL. PERFORMED TSM 21-21-00-810-803-A THRU STEP 4A2
- [SDR RU3A202606250249](https://openairdocs.org/sdr/RU3A202606250249.md): Cooling Fan · arced · Jun 16, 2026 · N77 · Beech 300BEECH
  > DURING FLIGHT INSPECTION AT KSAV IN N77 ALL CREW MEMBERS ACKNOWLEDGED SIGNIFICANT EYE IRRITANT PRESENT. MYSELF AND MS HAD WATERING PRESENT IN EYES, SIC ACKNOWLEDGE EYES BURNING. I DECLARED AN EMERGENCY WITH SAV APPROACH AND WAS GIVEN AN IMMEDIATE CLEARANCE
- [SDR QMLA2026061220037](https://openairdocs.org/sdr/QMLA2026061220037.md): Blower Motor · failed · Jun 11, 2026 · N407LS · Bell 407
  > DURING DECELERATION ON APPROACH TO HOME BASE, BOTH AIR-CONDITIONING BLOWERS CEASED OPERATING. SHORTLY THEREAFTER, ALL OCCUPANTS DETECTED A BURNING PLASTIC ODOR IN THE AIRCRAFT. DEACTIVATED AIR CONDITIONING SYSTEM MEL'D 2100-01. REPLACED FORWARD RT EVAPORATOR
- [SDR REXA2026061700966](https://openairdocs.org/sdr/REXA2026061700966.md): Fan · inoperative · Jun 10, 2026 · N926XJ · Cndair CL6002D24
  > DURING FINAL APPROACH FLIGHT ATTENDANT REPORTED SMELL OF SMOKE AS WELL AS HAZE { LIGHT SMOKE} IN FWD CABIN EMERGENCY DECLEARED- CABIN QRH CHECK LIST COMPLETED HAZE CONDITION DISSIPATED ODOR REMAINED SAFE ENOUGH TO CONTINUE TO GATE NO SMELL IN COCKPIT OR AFT CA
- [SDR 2026FA0000509](https://openairdocs.org/sdr/2026FA0000509.md): Blower · faulty · Jun 9, 2026 · N240SF · Bolkms BK117C2
  > DURING TAKEOFF IT WAS NOTED AN UNUSUAL NOISE WAS HEARD IN THE CABIN OVERHEAD FOLLOWED BY AN ODOR. ABORTED TAKEOFF AND SHUT DOWN AIRCRAFT.
- [SDR DALA2026061303559](https://openairdocs.org/sdr/DALA2026061303559.md): Check Valve · faulted · Jun 8, 2026 · N180DN · Boeing 767332
  > DURING PUSH GALLEYS LOST POWER UPON RESET OF UTIITY BUSES A BRIEF ELECTRICAL ODOR WAS NOTED IN THE COCKIT AND FWD GALLEY. R & R LT RECIRC FAN CHK VALVE IAW AMM 21-25 OPS CHKD NORMAL (8859032) (AIRCRAFT GROUNDED)

Next page: https://openairdocs.org/jasc/2121/reports.md?page=2

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy
FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet'
WHERE jasc_code = '2121'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/jasc/2121/reports

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