# Service difficulty reports: JASC 7597

A list on [JASC 7597](https://openairdocs.org/jasc/7597.md).

Reports filed under 7597 · Engine Bleed Air System Wiring, newest first.

Page 1 of 2 · 71 reports

- [SDR YENA2026031600310](https://openairdocs.org/sdr/YENA2026031600310.md): Seal · leaking · Mar 17, 2026 · N4073J · Airbus A321271NX
  > FLT 2010 LAX-LAX (ETOPS). ECAM AIR(R) WING LEAK CONDITION BOTH LT & RT ENGINES RUNNING,NO APU BLEED AIR,ENGINES AT IDLE MULTIPLE TROUBLE SHOOTING RESETS WITH M,CC BEFORE RETURN TO GATE OUTSIDE AIR TEMPERATURE 33C /92 F." REF L/P 445496 VERIFIED LEAK AT #2 E
- [SDR YENA2025100301009](https://openairdocs.org/sdr/YENA2025100301009.md): Wire Harness · failed · Oct 4, 2025 · N2193J · Airbus A321271NX
  > FLT#287, BOS-LAX. (ETOPS) "( TCC/TACC VALVE) ECAM MESSAGE ON TAXI IN. ENG 2 TURB COOL FAULT; UPON INSPECTION FOUND CHAFING/WIRE SHOWING ON "WC08" HARNESS. R/R "WC08" WIRE HARNESS IAW AMM 73-21-68-400-802-A. ALL OPS OK. VSV IFPC REQ OPS CHK DUE TO SYSTEMS DIST
- [SDR AALA202506182667](https://openairdocs.org/sdr/AALA202506182667.md): Wire Harness · faulted · Jun 11, 2025 · N947AN · Boeing 737823
  > AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS NOT DECLARED DUE TO: WHILE IN CRUISE FLIGHT AT FL330, ICING CONDITIONS WERE ENCOUNTERED AND ENGINE ANTI-ICE WAS TURNED ON. THE NUMBER 1 ENGINE BLUE COWL VALVE OPEN LIGHT ILLUMINATED BRIGHT AND DID NOT DIM. SHORTLY THERE
- [SDR SWI2025F00703](https://openairdocs.org/sdr/SWI2025F00703.md): Wire Harness · broken · May 30, 2025 · N709SK · Cndair CL6002C10
  > L BLEED DUCT WARNING IN FLIGHT AT ABOUT 16,000FT. QRH COMPLIED WITH. RETURNED TO FIELD. PASSENGER O2 MASKS DEPLOYED. (FLIGHT 6221) TROUBLESHOT L BLEED DUCT AND FOUND CONNECTOR AT MT137 UNSERVICEABLE AND PIG TAIL WIRING HARNESS AT CONNECTOR MT203P1 BRO
- [SDR HNAA2025031000144](https://openairdocs.org/sdr/HNAA2025031000144.md): Elec Connector · loose · Mar 8, 2025 · N922AE · Emb EMB145LR
  > HS2 VALVE FAIL MESSAGE DURING TAKE OFF. FACT 08MAR25 22:23 ORD MX FOUND HS2 VALVE CANNON PLUG BACKSHELL LOOSE TIGHTENED BACK SHELL IAW AS REQ. OPS CHECKED IAW AMM 36-11-02. OPS CHECK GOOD A/C OK FOR SERVICE AT THIS TIME
- [SDR DALA2024112011091](https://openairdocs.org/sdr/DALA2024112011091.md): Elec Connector · unsecure · Nov 20, 2024 · N855NW · Airbus A330223
  > SHIP 3355 - ATB - DUE TO DUAL ENGINE BLEED FAULTS. CORRECTIVE ACTION: SECURED CANNON PLUG 9HA1, R/R NUMBER 1 AND NUMBER 2 PRVS, AND REPLACED SENSE LINE FOR NUMBER 2 PRV. OPS CHECK GOOD. (6699742)
- [SDR 4DPA2024100700001](https://openairdocs.org/sdr/4DPA2024100700001.md): Switch · failed · Oct 7, 2024 · N253JX · Emb EMB135LR
  > CREW REPORTED BLD VLV 2 CLSD AFTER TAKEOFF WON'T GO AWAY WITH ANTI ICE TEST. CORR ACTION MX TROUBLESHOT TO BAD #2 PUSHBUTTON SWITCH. R&R'D SWITCH ALL OPS TESTS GOOD.
- [SDR HNAA2024070200500](https://openairdocs.org/sdr/HNAA2024070200500.md): Connector · faulted · Jul 1, 2024 · N651AE · Emb EMB145LR
  > ENG 2 ANTI ICE VALVE FAILED. R&R PLUG P0973 ON E2 ANTI-ICE VALVE IRT SWPM 20-50-00, ALSO R&R RELAY KO536 IRT AMM 20-13-02. OPS TEST GOOD AT THIS TIME
- [SDR NACA2024061400002](https://openairdocs.org/sdr/NACA2024061400002.md): Connector · dirty · Jun 14, 2024 · N379CX · Boeing 7673BG
  > RIGHT ENGINE ANTI-ICE VALVE NOT IN COMMANDED POSITION. CLEANED CONNECTOR, AND OPS CHECKED IAW AMM 30-21-01.
- [SDR YENA2023122901665](https://openairdocs.org/sdr/YENA2023122901665.md): Unknown · unknown · Dec 27, 2023 · N203JB · Emb ERJ190100IGW
  > FLT#221, BOS-PBI. 'BLEED 2 LEAK CAUTION AT FL 280 CABIN ALT HI WARNING ON DESCENT; ACCOMPLISHED FIM TASK 36-21-00-810-815-A00 R/R 1 EA. CORRODED CERAMIC PIN AT LOOP 5 CONNECTORS ICAS FAULT CLEARED SYS OP CK NORM ACCOMPLISHED HIGH POWER ENGINE ASSURANCE RUN
- [SDR CALA2023102303138](https://openairdocs.org/sdr/CALA2023102303138.md): Wire Harness · faulty · Oct 20, 2023 · N37555 · Boeing 7379
  > LEFT SIDE COWL VALVE LIGHT. PLACED LEFT ENG ANT-ICE VALVE ON MEL IAW MEL CARD 30035 PLACED LEFT ENG ANT-ICE VALVE ON MEL IAW MEL CARD 30035. REINSTALLED CONNECTOR AND UNLOCKED NOSE COWL ANTI ICE PER MEL 3021A, IDLE RUN #1 ENG NOSE COWL ANTI ICE VALVE WORKS
- [SDR AALA202212204082](https://openairdocs.org/sdr/AALA202212204082.md): Connector · loose · Dec 16, 2022 · N803AW · Airbus A319132
  > AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT RETURNED TO PHX DUE TO AN AIR ENGINE #2 BLEED ABNORMAL PRESSURE MESSAGE DURING CLIMB OUT. FLIGHT CREW ACCOMPLISHED ECAM PROCEDURES WHICH RENDERED BLEED 2 INOPERATIVE. THE AIRCRAFT LANDED SAFELY
- [SDR SIMA20221205001](https://openairdocs.org/sdr/SIMA20221205001.md): I/O Module · faulted · Dec 5, 2022 · N239NN · Emb ERJ170200LR
  > BLEED 1 FAIL DURING CLIMB THRU 17000 LOSS BLEED 1 AND 2 DECLARED EMERGENCY. C/W FIM 36-10-00-810-018-A FOUND TO BE TRANSITORY CONDITION OF GENERIC I/O MODULE 1 OK FOR SERVICE
- [SDR 2022FA0000738](https://openairdocs.org/sdr/2022FA0000738.md): Wire · loose · Dec 5, 2022 · N448GL · Lear 60LEAR
  > DEPARTING KCNM FLYING TO KLAS, CAPTAIN NOTICED BOTH ENGINE BLEED LIGHTS ILLUMINATED. THERE WERE NO INDICATIONS OF AN OVERHEAT CONDITION. ALL GAUGES, TEMPS AND INDICATORS WERE ALL NORMAL. CAPTAIN NOTIFIED ATI MAINTENANCE INFORMING THEM OF THE SITUATION, MAINTEN
- [SDR ASAA2022102040427](https://openairdocs.org/sdr/ASAA2022102040427.md): Wire Harness · faulted · Oct 20, 2022 · N408AS · Boeing 737900ER
  > PER T/C 78273000 INTERROGATE THE FMC CDU FOR ENGINE FAULTS. FOUND THE FAULT CODE; 75-10592, THE TBV POSITION SIGNAL IS OUT OF RANGE. THE FAULT IS LONG TIME FAULT. GROUNDED - YES. REMOVED AND REPLACED J9 HARNESS REF B737-900 AMM 73-21-06-000/400-802-F00. ALL T
- [SDR IXXA20220725124](https://openairdocs.org/sdr/IXXA20220725124.md): Connector · detached · Jul 21, 2022 · N379AZ · Boeing 767323
  > ENROUTE, AUTOTHROTTLE DISCONNECTED ON CLIMBOUT AT 340. RT THROTTLE POPPED 1 DEGREE BACK. RT THROTTLE WOULD NOT RETARD BELOW 93.3, N1. THROTTLE WOULD MOVE BUT INDICATOR DIDN`T. RT ENG SHUTDOWN, EMERGENCY DECLARED. LANDED UNEVENTFUL. ACFT GROUNDED. RT ENG
- [SDR FDEA202007131493](https://openairdocs.org/sdr/FDEA202007131493.md): Wire Harness · failed · Jul 13, 2020 · N618FE · Doug MD11
  > AFTER TAKEOFF APPROXIMATELY 200 FT, ENGINE 2 ANTI ICE DUCT ILLUMINATED, FOLLOWED QRH & SHUTDOWN NR 2 ENG. RETURNED TO LAND. PERFORMED LEAK CHECK OF NR 2 ENG ANTI-ICE DUCT IAW AMM 30-22-09-5. NO LEAKS FOUND, PRESSURE HELD WITH NO LOSS. COMPLIED WITH FIM 30-
- [SDR ASAA2020060232784](https://openairdocs.org/sdr/ASAA2020060232784.md): Connector · dirty · Jun 2, 2020 · N467AS · Boeing 737990ER
  > WHILE PERFORMING T/C 78273000, FOUND MAINT MSG 75-20361, "THE HPTACC SIGNAL IS OUT OF RANGE" ON #1 ENG. GROUNDED - YES. MAINT MSG 75-20361 IS AN ECONOMIC FAULT AND MUST BE CORRECTED OR REPAIRED WITHIN 500 FLT HRS. INTERROGATED FMC. FAULT PRESENT ON EVERY LEG W
- [SDR UIEA2019123096161](https://openairdocs.org/sdr/UIEA2019123096161.md): Wire · disconnected · Dec 27, 2019 · N1229A · Boeing 767306
  > RIGHT ENGINE BLEED EICAS MESSAGE AFTER ENGINE START. ACCOMPLISHED AIR SUPPLY BITE PROCEDURES IAW FIM 36-26 FT 102B. FOUND FAULT TO LRU FAV. OPENED NR 2 ENG AND DISCOVERED LOSE WIRE CONNECTION ON CENTER TERMINAL. SECURED THE WIRE IAW AMM 36-11-16. RAN NR 2
- [SDR ASAA2019081730434](https://openairdocs.org/sdr/ASAA2019081730434.md): Connector · damaged · Aug 17, 2019 · N461AS · Boeing 737990ER
  > WHILE PERFORMING TASK CARD # 78273000 FOUND FAULT 75-20391 VSV POSITION SIGNAL OUT OF RANGE ON NUMBER 1 ENG ( LONG TIME FAULT). GROUNDED - YES. PERFORMED EEC BITE PER B737-900 FIM 73-00 TASK 801 AND VERIFIED FAULT WAS STILL ACTIVE. PERFORMED FIM 75-31 TASK 803
- [SDR AALA201907079018](https://openairdocs.org/sdr/AALA201907079018.md): Connector · loose · Jul 7, 2019 · N171US · Airbus A321211
  > AIRCRAFT WAS GROUNDED: PILOT REPORTS SHORTLY AFTER 80K ON TAKE OFF, ECAM MSG ENG1 COMPRESSOR VANE ILLUMINATED. ECAM PROCEDURE AND FOLLOW UP ACTIONS COMPLETED. REST OF FLIGHT FLOWN WITH AUTO-THROTTLES OFF. MAINTENANCE ADJUSTED BLEED VALVE STOP MECHANISM IAW AMM
- [SDR ASAA2019061729715](https://openairdocs.org/sdr/ASAA2019061729715.md): Connector · loose · Jun 17, 2019 · N583AS · Boeing 737890
  > #2 ENG ANTI ICE COWL VALVE OPEN LIGHT ON THE FWD OVERHEAD PANEL CYCLES ON AND OFF WITHOUT SWITCH ACTUATION, HISTORY OF CONNECTOR DP1303 BEING FOUND LOOSE PRI 2 ETOPS SIGNIFICANT SYSTEM. GROUNDED - YES. REMOVED AND REPLACED #2 ENGINE HARNESS MW0313 IAW B737-800
- [SDR CA190608001](https://openairdocs.org/sdr/CA190608001.md): Wire · chafed · Jun 7, 2019 · Boeing 737400
  > (CAN) NR 1 BLEED POPS BREAKER. BLEED AIR REGULATOR REPLACED. REPLACED 2 WIRES FROM D1208 TO D3064 ON PRESSURE REGULATOR. FOUND BADLY CHAFED, WIRE #W1508-012-16R AND W1508-013-16R (TC# 20190608001)
- [SDR ASAA2019060429585](https://openairdocs.org/sdr/ASAA2019060429585.md): Connector · loose · Jun 4, 2019 · N583AS · Boeing 737890
  > WITH ENGINE ANTI ICE OFF RT ENGINE COWL VALVE OPEN FLICKERS ON AND OFF. GROUNDED - YES. FOUND CANNON PLUG LOOSE TO TAI VALVE ON #2 ENG. REMOVED CANNON PLUG, INSPECTED, REINSTALLED CANNON PLUG, PERFORMED ENG RUN AND OPERATIONAL TEST GOOD. REF: B737-800 AMM CH.
- [SDR UIEA2019040503810](https://openairdocs.org/sdr/UIEA2019040503810.md): Wire · broken · Apr 3, 2019 · N640GT · Boeing 7673S1
  > R ENGINE ANTI ICE VALVE INOP. VALVE DEACTIVATED OPEN. FOUND NO 28V ON PIN X1 ON RELAY K649. FOUND WIRE 08M-22 AND 5Y3-22 BROKEN ON BURNDY BLOCK TB320 TERMINAL YA13 ON P37 PANEL. SEE WDM 30-21-11 PG 4, REPAIRED WIRING IAW SWPM 20-30-12. PERFORMED OPS CHECK I
- [SDR CA190328015](https://openairdocs.org/sdr/CA190328015.md): Software · abnormal · Mar 27, 2019
  > (CAN) THE ON GROUND BLEED AIR SUPPLY (FROM APU, ENGINE OR HPGC), PROVIDED DURING AIRCRAFT POWER-UP AS PART OF THE NORMAL OPERATING PROCEDURES, MIGHT BE INHIBITING THE EXECUTION OF THE AMS PBIT.
- [SDR UIEA2019021983247](https://openairdocs.org/sdr/UIEA2019021983247.md): Connector · unsecure · Feb 16, 2019 · N1489A · Boeing 76731K
  > STATUS MESSAGE: L ENG TAI VALVE(<P>RESET CONNECTOR ON L ENG TAI VALVE OPS CHECK NORMAL IAW B767 AMM 30-21-03</P>)
- [SDR CA190211014](https://openairdocs.org/sdr/CA190211014.md): Circuit Board · damaged · Feb 7, 2019
  > (CAN) L/R BLEED AIR FAIL LIGHTS ON AFTER START. WHEN SWITCH`S (BLEED AIR) WERE CYCLED ON/OFF, L/H AND R/H BLEED AIR CONTROL AND RUDDER BOOST CIRCUIT BREAKERS TRIPPED. NOTE ON DEFECT: ELECTRICAL BURNING SMELL IN CABIN AFTER CIRCUIT BREAKERS POPPED. A118 RELAY P
- [SDR HDNA2019013100001](https://openairdocs.org/sdr/HDNA2019013100001.md): Wire Harness · shorted · Jan 30, 2019 · N317UH · Bolkms BK117B2
  > DURING CRUISE FLIGHT PILOT NOTICED MASTER CAUTION FLICKERING, DETERMINED IT WAS "ENG 1 LOW" LIGHT FLICKERING, BOTH ENG INDICATIONS SOLID, NO OTHER INDICATION NOTICED, DECIDED TO DO A PRECAUTIONARY LANDING AT BASE, LIGHT STOPPED FLICKERING AT APPROX 70 KNOTS, A
- [SDR ASAA2018122627578](https://openairdocs.org/sdr/ASAA2018122627578.md): Connector · loose · Dec 26, 2018 · N461AS · Boeing 737990ER
  > #1 ENGINE CONNECTOR DP1103 FOR GROUND WING THERMAL ANTI-ICE SOLENOID IS LOOSE. GROUNDED - YES. SECURED DP1103 BACKSHELL PER B737 SWPM SECTION 20-60 STANDARD CONNECTOR PROCESSES. GROUND WING THERMAL ANTI-ICE SOLENOID CHECKS GOOD REF B737-900 AMM TASK 30-11-12-7
- [SDR CALA2018120702514](https://openairdocs.org/sdr/CALA2018120702514.md): Wire Harness · not reported · Dec 4, 2018 · N38257 · Boeing 737824
  > CB BLEEDAIR VALVES LEFT POPPED INFLIGHT REMOVED AND REPLACED MJ 0311 HARNESS REF AMM 73-21-06 ALL OPS CHECKS GOOD AT THIS TIME. A/C OK TO CONTINUE
- [SDR UIEA2018040800633](https://openairdocs.org/sdr/UIEA2018040800633.md): Connector · unsecure · Apr 8, 2018 · N645GT · Boeing 767324
  > STATUS MESSAGE FOR THE RIGHT ENGINE CONTROL, CAUTION MESSAGE ON LANDING. FOUND A LOOSE CONNECTOR AT P114. SEATED AND SECURED THE CONNECTOR. OPS CHECKED IAW AMM 71-00-01 TASK A87-A88.
- [SDR UIEA2017123002449](https://openairdocs.org/sdr/UIEA2017123002449.md): Connector · dirty · Dec 30, 2017 · N1409A · Boeing 767306
  > AFTER TAKE OFF, HAD A LEFT ENGINE ANTI-ICE EICAS MESSAGE & LT ENG ANTI-ICE VALVE STATUS MESSAGE. CLEANED AND SECURED THE LT ENGINE ANTI-ICE VALVE CONNECTOR, SYSTEM CHECKED GOOD IAW MM 30-21-00.
- [SDR ASAA2017082521720](https://openairdocs.org/sdr/ASAA2017082521720.md): Connector · loose · Aug 25, 2017 · N413AS · Boeing 737990ER
  > AFTER SWITCHING NR 1 ENGINE ANTI-ICE SWITCH TO OFF, 10 MINUTES LATER COWL ANTI-ICE LIGHT ILLUMINATED DIM AFTER SELECTING SWITCH BACK TO OFF. ACFT GROUNDED. FOUND THE NR 1 TAI VALVE CONNECTOR PLUG VERY LOOSE. REMOVED AND INSPECTED THE CONNECTOR AND RECEPTACL
- [SDR ASAA2017062621200](https://openairdocs.org/sdr/ASAA2017062621200.md): Wire Harness · failed · Jun 26, 2017 · N403AS · Boeing 737990ER
  > NR 1 ENGINE BITE SHOWS SHORT TIME FAULT 75-10401, VSV POSITION SIGNALS DISAGREE LOGGED FOR 5 OUT OF 10 LEGS. NR 1 ENGINE BITE SHOWS SHORT TIME FAULT 75-20401 VSV POSITION SIGNALS DISAGREE LOGGED FOR 6 OUT OF 10 LEGS. ACFT GROUNDED. REMOVED AND REPLACED THE
- [SDR AALA20160624006](https://openairdocs.org/sdr/AALA20160624006.md): Wire · broken · Jun 21, 2016 · N39356 · Boeing 767323
  > DURING CLIMB, RECEIVED NR 2 ENGINE PRV EICAS MESSAGE ALSO RECEIVED NR 1 ENGINE HPSOV EICAS MESSAGE ACCOMPANIED BY BLEED LIGHT. MAINTENANCE REPAIRED A BROKEN WIRE TERMINAL ON THE NR 2 ENGINE PRV TERMINAL BLOCK IAW SWPM 20-30-11 AND AMM 36-11-18. EMERGENCY DEC
- [SDR AALA20160622002](https://openairdocs.org/sdr/AALA20160622002.md): Wire · broken · Jun 21, 2016 · N39356 · Boeing 767323
  > AIRCRAFT WAS GROUNDED. AIR INTERRUPT, EMERGENCY DECLARED, LANDING UNEVENTFUL. ACFT OVERWEIGHT. DURING CLIMB, RECEIVED NR 2 ENGINE PRV EICAS MESSAGE. ALSO, RECEIVED NR 1 ENGINE HPSOV EICAS MESSAGE ACCOMPANIED BY BLEED LIGHT. MAINTENANCE REPAIRED A BROKEN W
- [SDR ASAA2016010614666](https://openairdocs.org/sdr/ASAA2016010614666.md): Wire Harness · failed · Jan 6, 2016 · N584AS · Boeing 737890
  > DURING PDC FOUND WING ANTI-ICE LT VALVE, RT VALVE AND ENGINE ANTI-ICE COWL ANTI-ICE AND COWL VALVE OPEN LIGHTS WILL NOT TEST. ACFT GROUNDED. FOUND ENGINE 1 ANTI-ICE ENGINE AND WING CONTROLLER C/B POPPED. RESET C/B. MOVED WING ANTI-ICE SWITCH TO ON. C/B PO
- [SDR RU3A20151030024](https://openairdocs.org/sdr/RU3A20151030024.md): Connector · dirty · Oct 28, 2015 · N59 · Lear 60LEAR
  > NUMBER 1 LT ENG COMPRESSOR STALLED DURING CRUISE FLIGHT. CLEANING & RESEATING OF ALL RELATED CONNECTORS WAS ACCOMPLISHED. NO FURTHER ACTION REQUIRED.
- [SDR CA140821008](https://openairdocs.org/sdr/CA140821008.md): Connector · burned · Aug 11, 2014 · Piper PA31350
  > (CAN) FAN NOT WORKING, AIR CONTROL SYSTEM CONNECTOR E304 FOUND BURNED, MELTED, DUE TO EXCESSIVE HEAT, SPECIFICALLY PIN 3 CONNECTING WIRES H73EE-H90EE.
- [SDR 9JLA2014081304054](https://openairdocs.org/sdr/9JLA2014081304054.md): Wire Harness · defective · Aug 2, 2014 · N426GF · Beech 400A
  > THE LT ENG ANTI-ICE ANNUNCIATOR WOULD NOT ILLUMINATE WHEN THE SYS WAS ACTIVATED. EXTENSIVE TROUBLESHOOTING FOUND THE LT ENG WIRING HARNESS PN 3052134-01 SN AA87179 DEFECTIVE. A NEW WIRING HARNESS OF THE SAME PART NUMBER WAS INSTALLED. FUNCTIONAL CHECKS WERE
- [SDR ASAA2014060207989](https://openairdocs.org/sdr/ASAA2014060207989.md): Connector · damaged · Jun 2, 2014 · N563AS · Boeing 737890
  > FMC & CDU, FOUND FAULT CODE 75-20361 HPTACC POSITION SIGNAL IS OUT OF RANGE. ACFT GROUNDED. TROUBLESHOT FAULT CODE FOUND EEC J-9 PUSHED PIN. REF FIM 75-21, TASK 802 & 75-34-TASK 816. REPLACED NR 1 ENG EEC WITH NEW REF AMM 73-21-60 ALL TEST ACCOMP/ PASSED A
- [SDR CALA2013122693926](https://openairdocs.org/sdr/CALA2013122693926.md): Ground Wire · damaged · Dec 24, 2013 · N663UA · Boeing 767322
  > AT D41921 FWD PYLON NR 1 ENG HAS MULTIPLE GND WIRES BROKEN. REPAIRED WIRING SHIELD GNDS IAW SWP 20-10-15 & WDM 75-23-11, 78-36-11. SEE PTT 6182027, 6182028, 6182029, 6182040, 6182041, 6182042 & 6182043 FOR SPECIFIC DETAILS. IAW SMC053 FOR CANNON PLUG INSTAL
- [SDR ASAA2013121912206](https://openairdocs.org/sdr/ASAA2013121912206.md): Connector · broken · Dec 19, 2013 · N512AS · Boeing 737890
  > FOUND CONNECTOR TO BLEED AIR REGULATOR BAD (DP1102) ON NR 2 ENGINE. ACFT GROUNDED. R & R 3 O`CLOCK STRUT HARNESS (MW0311) IAW MM 73-21-06-400-802-F00. DURING OPS CK FOR HARNESS FOUND PRSOV AND WING TAI VALVE SOLENOID BAD. R & R PRSOV LK & OPS CK GOOD REF MM
- [SDR UIEA2013080400430](https://openairdocs.org/sdr/UIEA2013080400430.md): Wire · broken · Aug 4, 2013 · N767MW · Boeing 767277
  > RIGHT ENGINE BLEED VALVE EICAS MESSAGE AT 80 KNOTS AND 90 PERCENT N2. FOUND BROKEN WIRE AT TERMINAL END ON HIGH STAGE VALVE, REPAIRED IAW SWPM 20-30-11, RUN ENGINE AT IDLE FOR 5 MINUTES IAW AMM 71-31-00, PRESSURE NORMAL.
- [SDR UALA2013060703977](https://openairdocs.org/sdr/UALA2013060703977.md): Connector · dirty · Jun 7, 2013 · N792UA · Boeing 777222
  > TURBINE CASE COOL HPT R RT ENGINE HIGH PRESSURE TURBINE (HPT) CASE COOLING ACTUATOR IS STUCK OR REVERTED TO ITS FAIL-SAFE POSITION. CLEANED ELEC CONNECTOR ON TCC AIR VALVE ACTUATOR AND CONFIRMED HPT CONTROL CABLE MOVES FREELY. PERFORMED RT-ENG ACTUATOR DRY MO
- [SDR UALA2013050203055](https://openairdocs.org/sdr/UALA2013050203055.md): Wire · failed · Apr 30, 2013 · N104UA · Boeing 747422
  > NR 1 ENGINE BLEED MESSAGES. BLEED CONTROL VALVE SOLENOID WIRING FAILED (CH A) & STABILITY BLEED CONTROL VALVE SOLENOID WIRING FAILED (CH A). REPLACED BOTH RELAY VALVE AND SOLENOID VALVE IAW MM 75-32-04. IDLE RAN ENGINE, OPS CHECKED NORMAL.
- [SDR UALA2013042903002](https://openairdocs.org/sdr/UALA2013042903002.md): Nut · missing · Apr 26, 2013 · N774UA · Boeing 777222
  > STATUS MESSAGE, ENGINE CONTROL RT, FOUND ON RT 2.9 STABILITY BLEED VALVE -A- THERMOCOUPLE PROBE, ONE NUT MISSING ON ELECTRICAL STUD. REPLACED IAW MM 75-32-06. ACCOMPLISHED ENGINE CHECK NR 12 2.9 BLEED VALVE SYSTEM IAW MM 71-08. ALL TEST PASSED. RIGHT ENGI
- [SDR CA120820007](https://openairdocs.org/sdr/CA120820007.md): Wire Harness · failed · Aug 18, 2012 · Boeing 7377CT
  > (CAN) IN CLIMB, THROUGH 38,000 FT THE PILOTS REPORTED THE LT BLEED TRIP LIGHT ILLUMINATED. THE TRIP RESET PROCEDURE WAS UNSUCCESSFUL AND THE CREW PERFORMED AN AIR TURN BACK WHERE THE ENGINE WIRE HARNESS FOR THE BLEED AIR REGULATOR, MW 0311, WAS FOUND TO BE AT
- [SDR UALA2012070203523](https://openairdocs.org/sdr/UALA2012070203523.md): Connector · defective · Jul 1, 2012 · N768UA · Boeing 777222
  > TURB CASE COOL HPT L LEFT ENGINE HIGH PRESSURE TURBINE (HPT) CASE COOLING ACTUATOR IS STUCK OR REVERTED TO ITS FAILSAFE POSITION. ITEM ROLLED FORWARD. MSG-7550681 INACTV DC INTER MSG-7560661 ACTIVE DC HARD MSG-7550661 INACTV DC MODE MSG-7550661 INACTV DC MOD

Next page: https://openairdocs.org/jasc/7597/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 = '7597'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/jasc/7597/reports

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