# Service difficulty reports: JASC 7540

A list on [JASC 7540](https://openairdocs.org/jasc/7540.md).

Reports filed under 7540 · Bleed Air Indicating System, newest first.

Page 1 of 3 · 108 reports

- [SDR SIMA20261008001](https://openairdocs.org/sdr/SIMA20261008001.md): Warning Message · illuminated · Oct 8, 2026 · N240NN · Emb ERJ170200LR
  > DURING FLIGHT AT FL210, BLEED 1 LEAK EICAS AND ASSOCIATED YELLOW BAR ON BLEED 1 PUSH SWITCH. RAN QRH. EICAS REMAINED AFTER SHUTTING OFF BLEED 1 AND CROSSBLEED. AFTER SHUTTING OFF BLEED 2 EICAS WENT AWAY. BLEED 1 FAIL EICAS APPEARED SOON AFTER. DID NOT PUSH IN
- [SDR AALA202508197007](https://openairdocs.org/sdr/AALA202508197007.md): Sensor · failed · Aug 14, 2025 · N948AN · Boeing 737823
  > AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS NOT DECLARED DUE TO: BLEED TRIP LIGHT ILLUMINATED IN CLIMB. AIRCRAFT DIVERTED TO AND LANDED SAFELY AT CLT. TROUBLESHOT PER FIM 36-10-00-810-809. REPLACED ENGINE NUMBER 2 PRECOOLER CONTROL VALVE SENSOR. PER AMM 36-12-03-4
- [SDR CALA2025060305220](https://openairdocs.org/sdr/CALA2025060305220.md): Thermocouple · faulty · May 31, 2025 · N795UA · Boeing 777222
  > EGT EXCEEDENCE ENG R DURING INITIAL CLIMB. RE DUCED THRUST EGT N ORML FAULT MESSAGE 75-50802 WAS SHOWN ON MAT. TCA THERMOCOUPLE PROBE TEMPERATURE RANGE CH B HAS BEEN REMOVED AND REPLACED. MESSAGE IS NO LONGER ACTIVE. POWERPLANT TEST PASSED. REF AMM 75-25-07
- [SDR 2023FA0000699](https://openairdocs.org/sdr/2023FA0000699.md): Engine · abnormal · Oct 31, 2023 · N340SF · Bolkms BK117C2
  > #2 ENGINE CHIP LIGHT AFTER START. BURNT CHIP AND IT CAME BACK. SHUTDOWN AND CALLED MX
- [SDR DALA2023041102852](https://openairdocs.org/sdr/DALA2023041102852.md): Unknown · unknown · Apr 6, 2023 · N140DU · Bombdr BD1001A10
  > SHIP 8140 -ATB- RETURNED TO SLC DUE TO LEFT ENGINE NACELLE OVERHEAT INDICATION. CORRECTIVE ACTION: REPLACED BUFFER AIR VALVE, BUFFER AIR VALVE SOLENOID, PRESSURE SENSOR, AND SENSE LINE DUE TO ASSOCIATED FAULTS.
- [SDR 2022FA0000191](https://openairdocs.org/sdr/2022FA0000191.md): Sensor · defective · Jan 14, 2022 · N980A · Piper PA28181
  > PITOT HEAT SENSOR DEFECTIVE GIVING A FALSE WARNING WHEN PITOT HEAT IS ACTUALLY WORKING.
- [SDR ASAA2021072635602](https://openairdocs.org/sdr/ASAA2021072635602.md): Actuator · faulted · Jul 26, 2021 · N568AS · Boeing 737890
  > WHILE PERFORMING TASK CARD 78273000, #2 ENG HAS SHORT TIME FAULT 75-10452 THE VBV POSITION SIGNALS DISAGREE, ON MUILTIPLE FLIGHT LEGS. GROUNDED - YES. REMOVED AND REPLACED R/H VBV ON #2 ENGINE PER TECH SERVICES RECOMMENDATION, REF B737-800 AMM 75-32-02-400-802
- [SDR 2021F00144](https://openairdocs.org/sdr/2021F00144.md): Engine · making metal · Jun 3, 2021 · N834GC · Urocop EC130T2
  > PILOT NOTICED ENGINE CHIP LIGHT ON APPROACH TO LAS VEGAS. NO INDICATIONS OF NOISE, VIBRATION, OR OTHER LIGHT.
- [SDR AALA202104099010](https://openairdocs.org/sdr/AALA202104099010.md): Transducer · faulted · Apr 8, 2021 · N803AW · Airbus A319132
  > AIRCRAFT WAS GROUNDED: AFTER TAKEOFF ECAM MESSAGE FOR ENGINE 1 BLEED. CREW ATTEMPTED RESET BUT FAILED A SECOND TIME. EMERGENCY WAS DELARED. TESTED THE OVER PRESSURE VALVE PER AMM 36-11-53-720-001-A. ALSO CHANGED THE PRESSURE TRANSDUCER PER AMM 36-11-16.
- [SDR UIEA2021032200682](https://openairdocs.org/sdr/UIEA2021032200682.md): Warning Message · false indication · Mar 22, 2021 · N1013A · Boeing 76736N
  > RT ENG BLEED OFF EICAS(<P>PERFORMED OPERATIONAL TEST & AIR SUPPLY DISTRIBUTION SYSTEM IAW AMM 36-11-00. NO FAULTS NOTED AT THIS TIME. OPS CHECK GOOD.</P>)
- [SDR JRAA202009110005](https://openairdocs.org/sdr/JRAA202009110005.md): Epr System · false indication · Sep 4, 2020 · N737CS · Boeing 7372T4
  > UPON APPLYING T/O THRUST NR 2 EPR GAUGE DID NOT RESPOND. T/O CLEARANCE CANCELLED, EXITED RUNWAY FOR TROUBLESHOOTING, NO RELIEF. CHECKED MEL, NO RELIEF, RETURNED TO RAMP.
- [SDR KY7A2019102209001](https://openairdocs.org/sdr/KY7A2019102209001.md): Mixing Valve · worn · Oct 9, 2019 · N779BC · Swrngn SA227BC
  > PILOT REPORTED RH WING OVERHEAT STEADY. MX REMOVED AND REPLACED RH MIXING VALVE WITH OVERHAULED. SAFTIED AND SECURED HARDWARE. PREFORMED GROUND RUN OPS AND LEAK CHECK GOOD REINSTALLED PANEL.
- [SDR CA190729013](https://openairdocs.org/sdr/CA190729013.md): Pressure Switch · failed · Jul 17, 2019 · Dhav DHC8102
  > (CAN) #2 BLEED HOT ILLUMINATED DURING CRUISE. SYSTEM GOT TURNED OFF, AFTER THAT #1 SYSTEM FAILED. EMERGENCY DECENT WAS EXECUTED, PLANE DIVERTED TO YQT FOR MAINTENANCE. (TC# 20190729013)
- [SDR SIMA2018072523004](https://openairdocs.org/sdr/SIMA2018072523004.md): Sensor · failed · Jul 23, 2018 · N645AE · Emb EMB145LR
  > ABORTED TAKEOFF AT 60 KTS E2 NO DISP. C/W FIM 75-41-00-810-804-A01 & FIM 75-41-00-810-801-A01. REMOVED AND REPLACED ENGINE T2.5 SENSOR IAW MM 75-41-10.
- [SDR RU3A201807232031](https://openairdocs.org/sdr/RU3A201807232031.md): Warning System · activated · Jul 22, 2018 · N88 · Cndair CL604
  > RIGHT 14TH STAGE DUCT FAIL LIGHT ILLUMINATED IN FLIGHT.
- [SDR K11A2018043073001](https://openairdocs.org/sdr/K11A2018043073001.md): Warning Light · illuminated · Apr 30, 2018 · N730CK · Boeing 737400
  > RIGHT BLEED TRIP OFF LIGHT ILLUMINATED ON TAKEOFF ROLL
- [SDR VNAA2017062111101](https://openairdocs.org/sdr/VNAA2017062111101.md): Warning System · false activation · Jun 21, 2017 · N545PB · Cndair CL6002C10
  > WITH THE RT PACK ON DEFERRAL, HAD A LT BLEED DUCT WARNING MSG IN FLIGHT, CABIN LOST PRESSURE DUE TO WARNING MSG. PAX O2 MASK'S AUTO DEPLOYED AND USED. SMELL OF BURNING IN CABIN, SUSPECT FROM O2 GENERATORS. AIRCRAFT DIVERTED. COMPANY MX CREW INSP BLEED DUCT SYS
- [SDR ASAA2016061217020](https://openairdocs.org/sdr/ASAA2016061217020.md): Warning System · false activation · Jun 12, 2016 · N593AS · Boeing 737890
  > WHILE PERFORMING T/C 78273000, FOUND MAINTENANCE MESSAGE 75-30452, THE VBV POSITION SIGNALS DISAGREE, FLIGHT LEG 9 SHORT TERM. ACFT GROUNDED. ACCOMPLISHED T/C 78273000, NO CURRENT FAULTS, OR FAULT HISTORY.
- [SDR RU3A20160311006](https://openairdocs.org/sdr/RU3A20160311006.md): Warning System · activated · Mar 11, 2016 · N58 · Beech 300BEECH
  > LEFT & RIGHT BLEED AIR LIGHTS ANNUNCIATED AFTER TAKEOFF, MCT POWER, WHEN NAC HEATS SELECTED ON.
- [SDR RU3A2016](https://openairdocs.org/sdr/RU3A2016.md): Warning System · activated · Mar 11, 2016 · N58 · Beech 300BEECH
  > LEFT & RIGHT BLEED AIR LIGHTS ANNUNCIATED AFTER TAKEOFF, MCT POWER, WHEN NAC HEATS SELECTED ON.
- [SDR RU3A20151028022](https://openairdocs.org/sdr/RU3A20151028022.md): Warning System · activated · Oct 25, 2015 · N58 · Lear 60LEAR
  > LEFT & RIGHT BLEED AIR LIGHT ILLUMINATED, SIMULTANEOUSLY THEN EXTINGUISH SOON AFTER TURNING BOTH BLEED AIR SWITCHES TO OFF.
- [SDR 2015FA0000077](https://openairdocs.org/sdr/2015FA0000077.md): Display · failed · Feb 26, 2015 · Pilats PC1247
  > REPEATED, 4 CONSECUTIVE AFT AND 3 CONSECUTIVE REPAIRED UNITS, FAILURE OF EIS, ENGINE INSTRUMENT SYSTEM, DISPLAYS DURING SELF TEST FOUND AT ANNUAL/150 HOUR INSPECTIONS. FAILURES ARE A CODE 25, FAILURE OF RS232 RECEIVER, INTERNAL OR APU A OR B MONITOR TEST FAILU
- [SDR CALA2014062091305](https://openairdocs.org/sdr/CALA2014062091305.md): Warning System · false activation · Jun 17, 2014 · N805UA · Airbus A319131
  > COMPRESSOR VANE DISPLAYED ON UPPER ECAM SCREEN, ENG PARAMETERS NORMAL. OCCURRED DURING CLIMB OUT WAS JUST MOMENTARY. THEN REOCCURRED DURING TAXI-IN & REMAINED DISPLAYED. WORKED WITH LOCAL MAINTENANCE & FOUND FAULT ACRONYM B25TK IN FADEC. TROUBLESHOOTING ON
- [SDR VNAA2013013100015](https://openairdocs.org/sdr/VNAA2013013100015.md): Sensing Element · faulty · Jan 31, 2013 · N260JS · Cndair CL6002B19
  > CREW REPORTED LEFT 14TH STAGE BLEED DUCT WARNING MESSAGE WITH ANTI-ICE TURNED ON AND APU STARTED. CREW DIVERTED AND LANDED WITHOUT INCIDENT. MESSAGE WENT OFF 15 TO 20 MINUTES LATER. MAINTENANCE INSPECTED, REMOVED AND REPLACED LEFT ENGINE 14TH STAGE PYLON SE
- [SDR CA121025010](https://openairdocs.org/sdr/CA121025010.md): Line · ruptured · Oct 24, 2012 · Beech B200
  > (CAN) ON A ROUTINE, THE CREW HAD A A BLEED AIR FAIL LIGHT ILLUMINATE IN FLIGHT, THE ACFT CONTINUED WITHOUT INCIDENT. MAINTENANCE DISCOVERED A BRAKE DE-ICE LINE HAD RUPTURED AND MELTED THE WARNING TUBE. THE HOSE WAS REPLACED WITHOUT FURTHER INCIDENT.
- [SDR NSVA20120303464](https://openairdocs.org/sdr/NSVA20120303464.md): Warning System · activated · Mar 3, 2012 · N420XJ · Saab 340B
  > DURING INITIAL CLIMBOUT A/C RECEIVED A RIGHT BLEED AIR LEAK LIGHT. RAN THE QRH, LIGHT WOULD NOT EXTINGUISH, THE QRH DIRECTED THEM TO ENGINE SHUTDOWN. CREW DECLARED AN EMERGENCY. ONCE LANDED TAXIED TO THE GATE UNDER THEIR OWN POWER.
- [SDR NSVA20120306464](https://openairdocs.org/sdr/NSVA20120306464.md): Warning System · activated · Mar 3, 2012 · N420XJ · Saab 340B
  > DURING INITIAL CLIMBOUT A/C RECEIVED A RIGHT BLEED AIR LEAK LIGHT. RAN THE QRH, LIGHT WOULD NOT EXTINGUISH, THE QRH DIRECTED THEM TO ENGINE SHUTDOWN. CREW DECLARED AN EMERGENCY. ONCE LANDED TAXIED TO THE GATE UNDER THEIR OWN POWER.
- [SDR CA120125017](https://openairdocs.org/sdr/CA120125017.md): Switch · failed · Jan 22, 2012 · Beech B200
  > (CAN) FLIGHT CREW HAD A BLEED AIR WARNING LIGHT DURING FLIGHT. SYSTEM WAS TROUBLESHOT AND PROBLEM WAS FOUND TO BE THE BLEED AIR WARNING SWITCH HAD AN INTERNAL FAILURE. SWITCH, PN 90-380002-3 WAS REPLACED WITH NEW AND SYS GROUND TESTED SERVICEABLE.
- [SDR UALA2011121406873](https://openairdocs.org/sdr/UALA2011121406873.md): Thermocouple · stripped · Dec 14, 2011 · N216UA · Boeing 777222
  > NR 2 ENG TCA THERMOCOUPLE PROBE STUD STRIPPED. REPLACED NR 2 ENG TCA THERMOCOUPLE PROBE IAW AMM.
- [SDR UALA2011110906112](https://openairdocs.org/sdr/UALA2011110906112.md): Probe · faulty · Nov 9, 2011 · N796UA · Boeing 777222
  > PER A CHECK JC 2-2020B MAINT MESSAGE REVIEW FOUND MAINT MESSAGE 75-40802 TCA THERMOCOUPLE PROBE (R ENG,CH A) SIGNAL IS OUT OF RANGE HAS OCCURED MORE THAN ONCE DURING LAST 5 FLT LEGS. REPLACED NR 2 ENG TCA THERMOCOUPLE PROBE.
- [SDR CA110907005](https://openairdocs.org/sdr/CA110907005.md): Tube · leaking · Sep 7, 2011 · Beech B200
  > (CAN) THE SNAG WAS THE LOW BLEED LIGHT WARNING WAS COMING ON SOMETIMES IN FLIGHT. AFTER PRESSURIZING THE HOSE IT WAS NOTED THAT THE HOSE HAD A LEAK IN IT CAUSING THE PRE-SET SWITCH TO KICK ON.
- [SDR VNAA2011083100023](https://openairdocs.org/sdr/VNAA2011083100023.md): Sensor · faulty · Aug 25, 2011 · N719PS · Cndair CL6002C10
  > CREW REPORTED LEFT ENGINE BLEED YELLOW MESSAGE EN ROUTE FROM CLT TO SDF. CREW RETURNED TO CLT AND LANDED WITHOUT INCIDENT. MAINTENANCE TROUBLESHOT AIR SYSTEM AND REMOVED, INSPECTED, CLEANED AND REINSTALLED THE FOLLOWING: PIPS (PACK INLET PRESSURE SENSOR) TU
- [SDR CA110614016](https://openairdocs.org/sdr/CA110614016.md): Line · damaged · Jun 13, 2011 · Beech 1900D
  > CREW HAD RT BL FAIL ANNUNCIATOR ILLUMINATE IN FLIGHT. WHEN COMPLETING THE REQUIRED CHECK LIST TURNING THE BLEED OFF THERE WAS NO CORRESPONDING DECREASE IN ENGINE ITT. MX FOUND THAT THE FLARE ON PN 129-550084-X WAS CRACKED.
- [SDR CVGA 11 120 2](https://openairdocs.org/sdr/CVGA%2011%20120%202.md): Warning System · activated · Apr 25, 2011 · N75HU · Cessna 560XL
  > LT ENGINE BLEED AIR OVERHEAT LIGHT ILLUMINATES IN-FLIGHT.
- [SDR AALA20100513LAX01](https://openairdocs.org/sdr/AALA20100513LAX01.md): Switch · faulty · May 13, 2010 · N357AA · Boeing 767323
  > LAX INFLIGHT DFW-HNL. CREW REPORTED DURING CLIMB EICAS MESSAGE "LEFT ENGINE BLEED OVERHEAT" INDICATION CAME ON. EMERGENCY DECLARED FLIGHT DIVERTED LAX LANDED WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. REPLACED BLEED SWITCH AND LEFT FAN AIR VALVE. SY
- [SDR NSVA201062](https://openairdocs.org/sdr/NSVA201062.md): Warning System · activated · Mar 15, 2010 · N199WQ · Bombdr DHC8402
  > ON TAKEOFF ROLL, CREW NOTICED BLEED HOT INDICATIONS LIGHT. CREW ABORTED TAKEOFF AND RETURNED TO GATE. OPERATIONALLY CHECKS GOOD.
- [SDR REXA201000035](https://openairdocs.org/sdr/REXA201000035.md): Shutoff Valve · failed · Mar 13, 2010 · N176PQ · Cndair CL6002D24
  > DIVERTED EARLIER IN DAY TO TYS DUE TO L ENG BLEED CAUTION MESSAGE. MAINT WORKED ON AIRCRAFT ALL DAY WHILE CREW WAITED AT HOTEL. DURING PART 91 REPO FLIGHT BACK TO ATL, CAUTION MESSAGE RETURNED. AIR RETURN TO TYS WAS RESULT. REMOVED AND REPLACED L 10TH STAG
- [SDR AC2A2009053181959](https://openairdocs.org/sdr/AC2A2009053181959.md): Pickup · malfunctioned · May 31, 2009 · N430CT · Bell 430
  > ENROUTE, YELLOW M/ECU2 INDICATOR, WHITE ECU INDICATOR ABOVE THE NR 2 ENGINE TQ AND NP INDICATION FLUCTUATED FOR ABOUT FIVE MINUTES BEFORE IT RETURNED TO NORMAL INDICATION. ALTERED ROUTE FOR A DIRECT FLIGHT. SHUT DOWN ACFT AT HELIPORT AND NOTIFIED MX. REPL
- [SDR 4533301062008](https://openairdocs.org/sdr/4533301062008.md): Clamp · loose · Jan 6, 2008 · N438FX · Lear 45LEAR
  > RT BLEED OVERHEAT AMBER CAS MESSAGE POSTED. CREW DECLARED AN IFE AND LANDED. MX FOUND LOOSE CLAMPS ON THE LT HP BLEED VALVE AND LT LP DUCT PERRY SEALS. SEALS WERE REPLACED, CLAMPS RETORQUED AND LEAK CHECKS PERFORMED. NO DEFECTS NOTED
- [SDR 07FDEA05115](https://openairdocs.org/sdr/07FDEA05115.md): Valve · cracked · Dec 20, 2007 · N448FE · Airbus A310222
  > DURING CLIMB TO CRUISE ALTITUDE, ECAM PRESENTED AN ADVISORY PAGE FOR NR 1 ENG NAC TEMP AT 200. SELECTED NR 1 BLEED VALVE OFF AND REDUCED POWER ON NR 1 WITH NO CHANGE IN NR 1 NAC TEMP. AFTER THROTTLE WAS REDUCED TO ALMOST IDLE SETTING, NR 1 NAC TEMP FELL TO 1
- [SDR 2007UALA05008](https://openairdocs.org/sdr/2007UALA05008.md): Sensor · faulty · Dec 9, 2007 · N405UA · Airbus A320232
  > RTFL DUE TO NR 2 ENGINE AIR BLEED FAULT. FOUND RT HEAT EXCHANGER OUTLET TEMP SENSOR FAULTY. REPLACED THE RT HEAT EXCHANGER OUTLET TEMP SENSOR AND REPLACE NR 2 FAN AIR VALVE CONTROL THERMOSTAT DUE TO NR 2 BLEED AIR OVERHEAT.
- [SDR CA061116005](https://openairdocs.org/sdr/CA061116005.md): Switch · failed · Nov 13, 2006 · Bombdr DHC8402
  > (CAN) BLEED HOT CAUTION NR 2 CAME ON. CDS INTEREGATION FAULT CODE 1701. RIGHT BLEED OVERTEMPERATURE SWITCH FLAGGED. REPLACE SWITCH. SERIAL NUMBER 0781.
- [SDR PCSA1016061SU](https://openairdocs.org/sdr/PCSA1016061SU.md): Switch · malfunctioned · Oct 16, 2006 · N199AJ · Boeing 7272F9
  > ABORTED TAKEOFF AT 135 KTS. ENGINE FAIL LIGHTS CAME ON, ALL PARAMETERS WORKED NORMAL. TRANSFERRED AUTO PACK TRIP SYSTEM TO DMI 14808. A HIGH ENERGY STOP CONDITION INSPECTION WAS PERFORMED. NO DISCREPANCIES WERE NOTED. SUPPLEMENTAL ADD ON INFO, FOLLOW-UP R
- [SDR QXEA200602430](https://openairdocs.org/sdr/QXEA200602430.md): Warning System · malfunctioned · Sep 18, 2006 · N604QX · Cndair CL6002C10
  > BOI- LEFT ENGINE BLEED CAUTION MESSAGE ILLUMINATED. CONDUCTED EMERGENCY CHECKLIST, AND CLEARED THE MESSAGE. ON THE GROUND, RECONFIGURED THE BLEEDS TO THE NORMAL CONFIGURATION, AND THE MESSAGE DID NOT SHOW UP. MAINTENANCE COMPLIED WITH FIM PROCEDURE 75-30-00
- [SDR AMTA200600287](https://openairdocs.org/sdr/AMTA200600287.md): Regulator · unserviceable · Apr 23, 2006 · N323TZ · Boeing 73783N
  > DUCT PRESSURE INDICATION, LT AND RT POINTERS SPLIT. THE ENGINE IS THE BLEED SOURCE. ALT - 36000 FT, N1-88 PERCENT, LT 28 PSI, RT 46 PSI. REPLACED NR1 BLEED AIR REGULATOR. NO DUCT SPLIT AND PRESSURES. OPS NORMAL IAW AMM AND FIM. OK FOR SERVICE. (K)
- [SDR AMTA200600286](https://openairdocs.org/sdr/AMTA200600286.md): Bleed Air Sys · out of balance · Apr 22, 2006 · N323TZ · Boeing 73783N
  > AT FL370 LT DUCT PRES 27 PSI + RT SHOWS 43 PSI. PERFORMED LT ENG BLEED SYSTEM HEALTH CHECK IAW AMM AND RAN L/ENG, NO FAULTS NOTED, DUCT PRESSURE NORMAL. (K)
- [SDR DXTA200601317](https://openairdocs.org/sdr/DXTA200601317.md): Engine · warning message · Mar 24, 2006 · N700QS · Israel GALAXY
  > UPON APPLICATION OF TAKEOFF POWER, HAD A MASTER WARNING INDICATION. IT APPEARED TO BE THE BLEED PRESS/TEMP HI MESSAGE. MESSAGE WENT OUT IMMEDIATELY WHEN RETARDING THE THROTTLES. RAN APE FOR 30 MINS. RAN BOTH ENGINES FOR 20 MINS. ADVANCED BOTH ENGINES INDI
- [SDR CA060224010](https://openairdocs.org/sdr/CA060224010.md): Swivel · leaking · Feb 22, 2006 · Lear 45LEAR
  > ENGINE PYLON DUCT OVERHEAT CAS MESSAGE LIGHT ILLUMINATED 25 MINUTES INTO FLIGHT. AIRCRAFT RETURNED TO BASE. ENGINE GROUND RAN AND FOUND THAT LIGHT EXTINGUISHES WITH POWER BELOW 50%. PYLON DUCT REPLACED.
- [SDR QXEA200501148](https://openairdocs.org/sdr/QXEA200501148.md): Warning Light · illuminated · Aug 2, 2005 · N404QX · Bombdr DHC8402
  > RDD FLIGHT NR 2308: BOTH BLEED HOT CAUTION LIGHTS CAME ON DURING ROTATION ON TAKEOFF. RAN CHECKLIST. LIGHTS STAYED ON. RETURNED TO FIELD. ACCOMPLISHED UNEVENTFUL LANDING. NO PARTS REPLACED. MAINTENANCE RESET WITH FIM. OPS CHECK GOOD. AIRCRAFT RETURNED
- [SDR RYNA200500012](https://openairdocs.org/sdr/RYNA200500012.md): Transmitter · inoperative · Apr 8, 2005 · N753NA · Boeing 75728A
  > DURING CLIMB-OUT ABOVE 14,000, THE CREW NOTICED AN ABNORMAL SPLIT IN ENGINE PARAMETERS WITH THRUST LEVERS MATCHED UP. WHEN TRYING TO MATCH EPR, THERE WAS A HUGE SPLIT IN THRUST LEVER POSITION AND N1, N2, N3, EGT AND FUEL FLOW. AIRCRAFT RETURNED TO ORD AND LA

Next page: https://openairdocs.org/jasc/7540/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 = '7540'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/jasc/7540/reports

---
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