# Service difficulty reports: JASC 2900

A list on [JASC 2900](https://openairdocs.org/jasc/2900.md).

Reports filed under 2900 · Hydraulic Power System, newest first.

Page 1 of 7 · 333 reports

- [SDR CALA2026090919339](https://openairdocs.org/sdr/CALA2026090919339.md): Sump · leaking · Sep 8, 2026 · N37538 · Boeing 7379
  > WHILE SHUTDOWN AT GATE NR 1 ENGINE HAS MIST COMING FROM ENGINE I NLET AND SMELLS OF HYDRAULIC. ENGINE RUN CHECKLIST UPLOADED RAN NR 1 ENG AT IDLE IAW AMM 71-71-00-200-801-G00, FOUND B-SUMP DRAIN LEAKING 10 DROPS PER MINUTE (300CC). IAW AMM 71-71-00-200-801-G0
- [SDR SWIA2026090177072](https://openairdocs.org/sdr/SWIA2026090177072.md): Control Unit · faulted · Sep 1, 2026 · N766SK · Cndair CL6002C10
  > CREW REPORTED HYD 3 LO PRESS INFLIGHT AND LOSS OF ALL HYD 3 FLUID PUMP 3A RAN FOR APPROXIMATELY 5 MINUTES PUMP 3B RAN FOR ABOUT 5 SECONDS CREW USED THE LEANDING GEAR EMERGENCY EXTENSION TO GET GEAR DOWN EMERGENCY DECLARED (FLIGHT 4953 - FILED CLOSED) REFEREN
- [SDR YENA2026060100497](https://openairdocs.org/sdr/YENA2026060100497.md): Gauge · missing · May 30, 2026 · N4062J · Airbus A321271NX
  > FLT # 32, AMS-BOS. (ETOPS) "FOUND GREEN HYD ACCUMULATOR ON WALK AROUND.; R /R GREEN HYD SYSTEM NITRO GEN PRESS GAUGE IAW AMM 29-11-42 OPS TEST GOOD".
- [SDR R61A2026052300144](https://openairdocs.org/sdr/R61A2026052300144.md): Hydraulic Line · leaking · May 23, 2026 · N865RW · Emb ERJ170100SE
  > HYD 2 LOW QTY MSG. DECLARED EMERGENCY, LANDED WITHOUT INCIDENT. REMOVED AND REPLACED #2 HYD PRESSURE LINE.
- [SDR R61A2026031200059](https://openairdocs.org/sdr/R61A2026031200059.md): Warning Message · false activation · Mar 12, 2026 · N747YX · Emb ERJ170200LR
  > HYD 2 LO PRESS DURING CRUISE. MESSAGE EXTINGUISHER AFTER 5-10 SECONDS. QTY 50% PRESS IS AMBER DASHES. DECLARED EMERGENCY, LANDED WITHOUT INCIDENT. RESET CB CBP. PERFORMED OPS CHECK OF HYD PRESS INDICATION. OPS CHECK GOOD.
- [SDR DALA2026011200251](https://openairdocs.org/sdr/DALA2026011200251.md): Controller · faulted · Jan 9, 2026 · N402DX · Airbus A330941
  > DUE TO HYD B PRESS LOW AND LO LVL ECAM MESSAGE. REPLACED PUA FIN 5240JM ALONG WITH THE RELIEF VALVE AND CHECK VALVE IN BOTH THE YELLOW AND BLUE RESERVOIRS. (7803688)
- [SDR DALA2025111008219](https://openairdocs.org/sdr/DALA2025111008219.md): Shutoff Valve · bypassing · Nov 10, 2025 · N399DA · Boeing 737832
  > DECLARED EMERGENCY AND DIVERTED TO ONT DUE TO FLT CONTROL 'B' LOW PRESSURE LIGHT ILLUMINATED. FOUND SYSTEM 'B' FLIGHT CONTROL SHUTOFF VALVE BYPASSING. REPLACED SAME. OPS CHECK GOOD.
- [SDR IPXA2025082834493](https://openairdocs.org/sdr/IPXA2025082834493.md): Hydraulic System · leaking · Aug 12, 2025 · N140UP · Airbus A300F4622R
  > FWD CARGO COMPARTMENT CENTER BILLIAGE AREA INSULATION SATURATED WITH SKYDROLL. CLEANED UNDER FWD CARGO BILLIAGE AREA FROM FR27 TO FR37 WITH 1/4 GAL IAW AMM 12-21-12/201.TREATED FOR CORROSION 2 IAW SRM 51-23-20. REPLACEED 50 FT OF INSULATION IAW AMM 25-50-21
- [SDR HALA20250721221](https://openairdocs.org/sdr/HALA20250721221.md): Hydraulic System · faulted · Jul 19, 2025 · N780HA · Boeing 7879
  > ATB - SHORTLY AFTER TAKEOFF HYD PUMP C1. PER FIM 24-00-F9-DRA-421A, FOUND EVIDENCE OF DAMAGE ON LEFT-1 ATRU. REPLACED LEFT-1 ATRU PER AMM B787-A-24-35-00-00A. AND REPLACED SOFT START RESISTOR PER AMM B787-A-24-15-09-00A. ALL TEST GOOD, A/C OK FOR SVC.
- [SDR AALA202501136707](https://openairdocs.org/sdr/AALA202501136707.md): Hydraulic System · faulted · Jan 12, 2025 · N338RS · Boeing 737823
  > AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: ENGINE NUMBER 2 HYDRAULIC LOW PRESSURE AMBER CAUTION ILLUMINATED ON CLIMB OUT THROUGH FL240. CONCURRED WITH THE HYDRAULIC PUMP LOW PRESSURE; AIRCRAFT DIVERTED TO AND LANDED SAFELY AT SLC. **SUPPLEMENTAL
- [SDR DXTA2025011301927](https://openairdocs.org/sdr/DXTA2025011301927.md): Screw · loose · Jan 11, 2025 · N591QS · Cessna 680A
  > HYDRAULIC SYSTEM PRESSURE INDICATION: DURING DESCENT INTO IAD AT 29,000', WE NOTICED THAT HYDRAULIC PRESSURE BEGAN TO FLUCTUATE AND WOULD DROP TO ZERO "---". THIS AROUND 1848Z. NO CAS INDICATION AND NO LOSS OF SYSTEMS. CORRECTIVE ACTION: TIGHTENED GROUND ATTAC
- [SDR CALA2025010901844](https://openairdocs.org/sdr/CALA2025010901844.md): Cap · missing · Jan 8, 2025 · N27252 · Boeing 7378
  > LEFT HYDRAULIC PRESSURIZATION MULE FITTING COUPLINGS DUST CAPS ARE NOT INSTALLED. INSTALLED DUST CAPS ON LEFT HYDRAULIC PRESSURIZATION MULE FITTINGS REF AMM 29-11-08.
- [SDR ABXA20241215258](https://openairdocs.org/sdr/ABXA20241215258.md): Control Unit · malfunctioned · Dec 15, 2024 · N364CM · Boeing 767338
  > DURING TAXI OUT C HYD PRIMARY 1 EICAS MESSAGE APPEARED, AC RETURNED TO GATE (BTB) AND MTX GROUNDED AC. TROUBLESHOT, AND REMOVED AND REPLACED ELECTRICAL LOAD CONTROL UNIT IAW B767 AMM 29-11-14 OPS CHECK OK AT THIS TIME. AND RETURNED AC TO SERVICE.
- [SDR AALA202411146201](https://openairdocs.org/sdr/AALA202411146201.md): Hydraulic System · warning message · Nov 14, 2024 · N140AN · Airbus A321231
  > AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT DIVERTED TO ATL DUE TO THE FLIGHT CREW REPORTING YELLOW HYDRAULIC SYSTEM LOW LEVEL ECAM MESSAGE. THE FLIGHT CREW ACCOMPLISHED ECAM PROCEDURES AND LANDED SAFELY AT ATL WITHOUT FURTHER INCIDENT. *
- [SDR CALA2024111101090](https://openairdocs.org/sdr/CALA2024111101090.md): Valve · leaking · Nov 11, 2024 · N459UA · Airbus A320232
  > FLUID RUNNING DOWN AFTBELLY BELOW CARGO DOOR PER AMM 29-00-00-790-001-A 10 DROPS PER MINUTE IS GOOD SUSPECT DOOR CONTROL VALVE. REF A319AMM 52-36-15/401 CONFIG 00 REMOVED AND REPLACED AFT CARGO DOOR MANUAL SELECTOR VALVE (2504MJ). LEAK CHECK OPS CHECK GOOD.
- [SDR CALA2024110400996](https://openairdocs.org/sdr/CALA2024110400996.md): Drain Line · leaking · Nov 1, 2024 · N487UA · Airbus A320232
  > LOSS OF GREEN HYD QTY RESULTED IN ECAM HYD G RSVR LO LVL. FOUND CRACK ON NUMBER ONE ENG RETURN LINE FROM THRUST REVERSER SHUTOFF VALVE DUE TO BROKEN CLAMP, SEE PHOTO FOR LOCATION. REMOVED AND REPLACED HYDRAULIC LINE REF IPC 29-11-06-02L ITEM 260 REQUIRES LEAK
- [SDR BAGA2024FA0000631](https://openairdocs.org/sdr/BAGA2024FA0000631.md): Hydraulic System · indication · Aug 19, 2024 · N208BZ · Airbus BD5001A11
  > HYD 1 LO QTY HYD 0%. SYSTEM 1 INDICATED 3200 PSI DURING ENTIRE EVENT UNTIL MANUAL SYSTEM SHUTDOWN AT GATE. NO LOSS OF SYSTEMS.
- [SDR CALA2024080800391](https://openairdocs.org/sdr/CALA2024080800391.md): Hydraulic System · abnormal · Aug 6, 2024 · N16732 · Boeing 737724
  > RETURN TO IAH DUE TO SUSPECTED HYD A LEAK LOSING 1 PERCENT EVERY 12 MIN. CURRENT 61 PER PERFORMED LANDING GEAR EXTENTION AND RETRACTION OPS CHK REF AMM 32-32-00-710-801,CYCLED GEAR 10 TIMES TO TRY TO DUPLICATE ANY LEAKS AND FLUID FLUCTUATION. ALL CHK GOOD AND
- [SDR 3EJA202407110001](https://openairdocs.org/sdr/3EJA202407110001.md): Warning Light · illuminated · Jul 11, 2024 · N846JS · Cessna 560XL
  > WHILE CLIMBING THROUGH APPROXIMATELY 24,500 FEET WE OBSERVED THE MASTER WARNING LIGHT ACTIVATED ALONG WITH THE HYD PRESS ANNUNCIATOR AND THE ARM THRUST REVERSER INDICATION.
- [SDR ABXA20240703130](https://openairdocs.org/sdr/ABXA20240703130.md): Module · leaking · Jul 3, 2024 · N783AX · Boeing 767281
  > COMPLETED ENGINE START CHECKLIST, GROUND CREW SAW HYDRAULIC LEAK. EICAS STATUS PG. HYDRAULIC CETER QUANTITY AT 0.58 ENGINES WERE SHUT DOWN AND MTX ENTERED FLIGHTDECK AND GROUNDED AC. MTX FOUND (ADP CTR CASE DRAIN MODULE) LEAKING AND REPLACED MODULE INSTL-PRES
- [SDR GTIA2024062038188](https://openairdocs.org/sdr/GTIA2024062038188.md): Actuator · false indication · Jun 19, 2024 · N923NK · Airbus A320271N
  > RAT OUT DISPLAYED ON ECAM, RETURNED TO FLL-IAW TSM 29-22-00-810-801A PARA 4.B.1 FAULT CLEARED WHEN PINS B/C CONNECTED AT CANNON PLUG 1GE-C. NEXT STEP PARA 4.B.1.A, R/R RAT STOW SWT IAW AMM 29-22-33. OPS CHECK OK.
- [SDR CALA2024043001275](https://openairdocs.org/sdr/CALA2024043001275.md): Switch · faulty · Apr 25, 2024 · N659UA · Boeing 767322
  > CREW REPORTED ON APPROACH TO MUC, FLT HAD TO ACP GO-AROUND. DURING FLAP AND GEAR RETRACTION, CTR HYD DEMAND PUMP LOW PRESSURE LIGHT AND EICAS DISPLAYED. CREW SELECTED PUMP TO "ON" POSITION, LOW PRESS LIGHT AND EICAS REMAINED DISPLAYED. REQ TOMC APRVL TO DEF M
- [SDR YENA2024041500518](https://openairdocs.org/sdr/YENA2024041500518.md): Ram Air Turb · faulted · Apr 14, 2024 · N4074J · Airbus A321271N
  > FLT#1620,BOS-LHR. (ETOPS) 'HYD RAT FAULT ECAM; REPLACED PRESSURE SWITCH ON RAT IAW AMM 29-22-53 OPS CHECKS GOOD.'
- [SDR CALA2024041501086](https://openairdocs.org/sdr/CALA2024041501086.md): Drain Line · damaged · Apr 11, 2024 · N437UA · Airbus A320232
  > HYD Y RSVR LO LVL UPDATED MAA CODE FIX USING VENDOR MAA SCREEN PLEASE CONTACT TOMC BEFORE COMMENCING ANY WORK. INSPECTED ENG # 2 PYLON AREA CASE DRAIN LINE PIPE ITEM 250 WAS FOUND WITH A SMALL HOLE DUE TO CHAFING BETWEEN PIPE AND BROKEN PYLON BRACKET THEREFORE
- [SDR CALA2024040901011](https://openairdocs.org/sdr/CALA2024040901011.md): Transmitter · intermittent · Apr 1, 2024 · N685UA · Boeing 767324
  > REJECTED T/O FOR R HYD QTY EICAS MSG. AFTER CLEARING RWY R HYD Q TY DECREASED TO 0.00 REQUEST MEL 2933E VERIFIED RIGHT HYDRAULIC QTY IS FULL PER SIGHT OK TO CONTINUE AS PER MEL 2933E DDP C/W PLACARD INSTALLED HAS BEEN RECENTLY REPLACED. 7394802). QUANTITY TRA
- [SDR CALA2024030600644](https://openairdocs.org/sdr/CALA2024030600644.md): Transmitter · intermittent · Mar 2, 2024 · N57869 · Boeing 75733N
  > MAIN LT, RT, AND CNTR C HYD QTY DECREASED. QTY STABLE WITH SYS PUMPS OFF QTY DECREASED TO 0.02. FLUTUATED W/PUMPS ON STABLE AT 1.06 W/PUM PS OFF AFTR 5 MINS OFF PLACE CTR HYD QTY FLUCIATION ON MEL 2933F. VERFIED CTR HYD QTY WAS AT PROPER OPS LEVEL AT PANEL.
- [SDR CALA2024010400019](https://openairdocs.org/sdr/CALA2024010400019.md): Fitting · damaged · Dec 31, 2023 · N12216 · Boeing 737824
  > LOSS OF HYD A QTY IN FLT GEAR SUCCESSFULLY MANUALLY EXTENDED. TASK 29-11-00-860-805, TASK 29-09-00-860-802. CONNECTION BAD. REF IPC 29-11-51-01, AMM 29-11-11. THIS ITEM LOCKED PER TOMC. UNLOCK TO CLEAR LOSS OF QTY IN FLT DUPLICATED ON GROUND DURING ENGINE 1 D
- [SDR YENA2023111501389](https://openairdocs.org/sdr/YENA2023111501389.md): Unknown · unknown · Nov 13, 2023 · N621JB · Airbus A320232
  > FLT#261, BOS-SJU. (AIRCRAFT DECLARED AN EMERGENCY INTO SJU) 'HYD G RSVR LO LVL HYD G RSVR LO PR.' (SUPPLEMENTAL INFORMATION TO FOLLOW)
- [SDR 4DPA2023111000001](https://openairdocs.org/sdr/4DPA2023111000001.md): Fitting · leaking · Nov 10, 2023 · N242JX · Emb EMB145LR
  > CREW REPORTED #1 HYD SYSTEM SLOW LEAK BASED ON LEVEL CARROT DROPPING IN FLIGHT. CORR ACTION; TROUBLESHOT TO HYD FITTING UNDER CENTER FLOOR ROW 13. REMOVED AND REPLACED LINE AND FITTING LEAK CHECK GOOD.
- [SDR CALA2023103003214](https://openairdocs.org/sdr/CALA2023103003214.md): Transmitter · unknown · Oct 28, 2023 · N57869 · Boeing 757324
  > T/O +15 MIN C HYD QTY AND RSVR LTS..01 QTYRF INDICATED. AFTER TURNING OFF CTR PUMPS QTY INCR REPLACED CENTER HYDRAULIC FLUID TRANSMITTER. REF 29-33-01/401. PRESSURIZED HYD SYSTEM AND ACCOMPLISHED LEAK CHECKS. REF 29-33-01-024-001. NO LEAKS DETECTED AND PRESSU
- [SDR AALA202310234613](https://openairdocs.org/sdr/AALA202310234613.md): Transmitter · faulty · Oct 20, 2023 · N314RH · Boeing 737823
  > AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT DIVERTED TO SJU DUE TO HYDRAULIC SYSTEM A QUANTITY LEVEL LOW. AIRCRAFT LANDED SAFELY AT SJU WITHOUT FURTHER INCIDENT. MAINTENANCE REPLACED HYDRAULIC SYSTEM A QUANTITY TRANSMITTER PER 29-33-12-40
- [SDR JIKA2023100901](https://openairdocs.org/sdr/JIKA2023100901.md): Motor · failed · Oct 9, 2023 · N68TA · Beech C99
  > PILOT REPORTED THAT ON LANDING, THE GEAR DOWN SELECTION FAILED WHEN ACTUATED. HE THEN EXERCISED THE EMERGENCY LANDING GEAR HANDLE AND LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE REPLACED THE HYDRAULIC RESERVOIR CAP AND SEAL AND THE LANDING GEAR MOTOR. THE AIR
- [SDR YENA2023100901205](https://openairdocs.org/sdr/YENA2023100901205.md): Unknown · unknown · Oct 7, 2023 · N949JT · Airbus A321231
  > FLT#861, BOS-SJU. (AIRCRAFT PERFORMED AN AIR TURN BACK TO BOS) 'BLUE HYDRAULIC SYSTEM QUANTITY INDICATES BELOW NORMAL FILLING LEVEL DURING FLIGHT; SERVICED HYD AT BLUE SYST. REF AMM 12-12-29. OPS CHECK OK.'
- [SDR UIEA2023090800828](https://openairdocs.org/sdr/UIEA2023090800828.md): Unknown · unknown · Sep 7, 2023 · N452PA · Boeing 74746NF
  > #1 HYD QUANTITY DROPPING(<P>LOCATED LEAK OF HYDRAULIC LINE AT STA 900. REPAIRED PER GMM 3.24.1 USING A NEW SECTION OF PIPE AND 2 EA RYNGLOC FITTINGS. PRESSURE TESTED, NIL LEAKS. FITTINGS USED PN: R80101T08. AMM 20-11-05 FOR REFERENCE.</P>)
- [SDR CALA2023090802741](https://openairdocs.org/sdr/CALA2023090802741.md): Accumulator · unknown · Sep 5, 2023 · N13113 · Boeing 757200
  > HYDRAULIC MOTOR GENERATOR ACCUMULATOR GAUGE IS AT "0" PSI IN THE HYDRAULICS BAY ACCESS. PLEASE SEE ATTACHED PICTURES. HYDRAULIC MOTOR GENERATOR INOP, COMPLIED WITH MEL. COMPLIED WITH MEL. ADD EMP: U162957, U116736 DISPATCH DESK: 3392 NAME: KB DATE: 05-SEP-23-
- [SDR F3LA2023000500153](https://openairdocs.org/sdr/F3LA2023000500153.md): Fitting · cracked · Sep 2, 2023 · N350FR · Airbus A320251N
  > DISCREPANCY: REFERENCE LP318523 AIRCRAFT TAKEN OUT OF SERVICE FLIGHT #503. HYD G RSVR LO LVL. CORRECTIVE ACTION: REMOVED AND REPLACED GREEN HYDRAULIC ELBOW REFERENCE AMM 29-11-49-00-813-A AND AMM 29-11-49-400-813-A T/W F9T10236C CAL DATE 10/03/23 OPS CHECK GOO
- [SDR F3LA2023083000152](https://openairdocs.org/sdr/F3LA2023083000152.md): Unknown · unknown · Aug 29, 2023 · N350FR · Airbus A320251N
  > IN FLT AR ROUGHLY 0800 FEET ECAM HYD Y ENG 2 PUMP LO PR - OPEN
- [SDR FDEA202308241484](https://openairdocs.org/sdr/FDEA202308241484.md): Indicator · failed · Aug 24, 2023 · N953FD · Boeing 757200
  > PDIS 953 29-02 8832 23AUG23 ROA OPEN U FIRST EICAS MESSAGE WAS L HYD QTY. RAN QRH 13.1.2. A FEW MOMENTS LATER EICAS MESSAGE L HYD SYS PRESS. RAN QRH 13.1.5. ***EMERGENCY DECLARED*** ENT BY:3692956 RPT BY:3692956 SHGN 23AUG23 15:32 ROA U
- [SDR FDEA202308231478](https://openairdocs.org/sdr/FDEA202308231478.md): Unknown · unknown · Aug 23, 2023 · N685FE · Airbus A300*
  > A/C CAME INTO BLOCKS WITH RAT DEPLOYED. BOTH HANDLES IN COCKPIT HAVE COPPER WIRE STILL INSTALLED.
- [SDR 9WGA2023082234401](https://openairdocs.org/sdr/9WGA2023082234401.md): Unknown · unknown · Aug 22, 2023 · N344KD · Boeing 747446F
  > DISCREPANCY: AIR TURN BACK DUE TO LOSS OF #4 HYDRAULIC FLUID. 50% REDUCTION IN 2 HOURS OF FLIGHT. CORRECTIVE ACTION: UPON ARRIVAL AT GATE ALL FOUR HYD SYSTEMS WERE IN THE GREEN BAND. PERFORMED LEAK CK ON #4 EDP AS PER AMM 29-11-08, NO LEAKS NOTED.
- [SDR FDEA202308201465](https://openairdocs.org/sdr/FDEA202308201465.md): Transmitter · failed · Aug 20, 2023 · N676FE · Airbus A300*
  > PDIS 676 29-01 2402 19AUG23 MEM OPEN U GREEN HYD RSVR LO LEVEL ECAM MESSAGE IN CRUISE. COMPLIED WITH ECAM AND QRH PROCEDURES. DIVERTED TO MEM. GREEN HYD QUANTITY GAUGE SHOWED APPROXIMATELY 2 NEEDLE WIDTHS LOW FROM HAT. GAP GREW TO 4 NEEDLE WI
- [SDR CALA2023082102609](https://openairdocs.org/sdr/CALA2023082102609.md): Unknown · unknown · Aug 19, 2023 · N69839 · Boeing 737900ER
  > IN FLIGHT WE NOTICED HYD A QTY WAS DROPING, IT DROPPED TO 71 PERCENT. ACCORDING TO CAPT HYDRAULIC QUANTITY DROPED ON CRUISE AND CAME BACK UP, ON GROUND HYDRAULIC QUANTIY 96 OPERATED HYDRAULIC AND ALL FLIGHT CONTROL AND FLAP NO SIGN OF ANY LEAKAGE FOUND PERFOR
- [SDR YENA2023082100962](https://openairdocs.org/sdr/YENA2023082100962.md): Safety Valve · failed · Aug 19, 2023 · N613JB · Airbus A320232
  > FLT#2276, MCO-PVD. (AIRCRAFT PERFORMED AN AIR TURN BACK) ' GREEN HYDRAULIC FAILURE CLIMBING THRU 4,000 MANUAL GEAR EXTENSION NORMAL LANDING; FOUND L/G SAFETY VALVE DETACHED FROM MANIFOLD AND LEAKING. REF L/P 3755398, ITEMS 1 (INSTALLED NEW L/G SAFETY VALVE (49
- [SDR AALA202308170915](https://openairdocs.org/sdr/AALA202308170915.md): Packing · torn · Aug 15, 2023 · N163AA · Airbus A320*
  > AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED UPON ARRIVAL TO DFW DUE TO A GREEN HYDRAULIC SYSTEM LOW LEVEL ECAM. THE AIRCRAFT LANDED SAFELY AT DFW WITHOUT FURTHER INCIDENT. UPON ARRIVAL TO THE GATE FLUID WAS REPORTED LEAKING FROM THE #1 ENGINE. MAINTENANCE
- [SDR GTIA2023080737400](https://openairdocs.org/sdr/GTIA2023080737400.md): Reservoir · overheated · Aug 7, 2023 · N671NK · Airbus A321231
  > 20 MIN AFTER T/O. HYD G RSVR OVERHEAT. PERFORMED ECAM ACTIONS 20MIN LATER OVERHEAT WENTAWAY PERCOM RECOVERD GREEN PUMP AND PTU AND SYSTEM RETURNED TO NORMAL.-PER TSM 29-11-00-810-802-A OPERATED # 1 ENG JUST GREEN SYS ALL FLT CONTROLS 5 MIN + NO FAULT. CHEKED T
- [SDR GTIA2023080737394](https://openairdocs.org/sdr/GTIA2023080737394.md): Reservoir · low · Aug 6, 2023 · N923NK · Airbus A320271N
  > HYD G RSVR LO LVL-PERFORMED TROUBLESHOOTING IAW TSM 29-10-00-810-804-A. FOUND CASE DRAIN PYLON PIPE CHAFED ENG#1 LEAKING SEE LOG ITEM # 3346109-2 FOR CORRECTIVE ACTION SERVICED G HYD RESERVIOR IAW AMM 12-12-29 TO PROPER LEVEL. AC OK FOR CONTINUE SERVICED. OPS
- [SDR FDEA202307301335](https://openairdocs.org/sdr/FDEA202307301335.md): Valve · failed · Jul 30, 2023 · N685FE · Airbus A300*
  > APPROACHING RWY23R KTYS FOR TAKEOFF, INDICATING SMOKE IN COURIER AREA. STOPPED ACFT. CONFIRMED SMOKE IN COURIER AREA. NO SMOKE IN COCKPIT. DECLARED EMERGENCY WITH KTYS TOWER. CONDUCTED EMERG EVAC, EXITING VIA L1 SLIDE. PERCEIVED SMOKE COMING FROM VENTS OVE
- [SDR CALA2023073102390](https://openairdocs.org/sdr/CALA2023073102390.md): Accumulator · leaking · Jul 28, 2023 · N477UA · Airbus A320232
  > ECAM CAUTION MESSAGE - Y RSVR LO LVL MESSAGE INOP - HYD YELLOW SYS ACCUM LEAK. R&R YELLOW HYD ACC REF MM 29-13-42. OPS CK LK CK GOOD. PARTS USED: 31-2911-3-0032,QTY:1 40-0595-3-1976,QTY:1 31-2912-9-9001,QTY:1 40-0595-3-1983,QTY:1 1842157,QTY:1 ROTABLE
- [SDR QMLA2023073120057](https://openairdocs.org/sdr/QMLA2023073120057.md): Unknown · unknown · Jul 27, 2023 · N895CR · Pilats PC1247
  > EN ROUTE TO HOME STATION, THE HYDRAULIC CAWS LIGHT ILLUMINATED. QRH PROCEDURES WERE FOLLOWED AND THE LANDING GEAR WAS PUMPED DOWN MANUALLY. AIRCRAFT LANDED WITHOUT FURTHER EVENT. MAINTENANCE FOUND THE HYDRAULIC SYSTEM NITROGEN PRECHARGE TO BE LOW, CAUSING THE
- [SDR CALA2023073102389](https://openairdocs.org/sdr/CALA2023073102389.md): Tube · leaking · Jul 27, 2023 · N66057 · Boeing 767424ER
  > HYD C QTY LOW LIGHT APPROX 1.0 AFTER T/O. FOUND HYDRAULIC QUANTITY LOW.23,PERFORMED EXTERNAL GVI FOUND SIGN OF LEAKAGE ON RIGHT WHEEL WELL SUSPECT HYDRAULIC LINE T FITTING LEAKING AT RIGHT WHEEL WELL. FOUND LINE T FITTING LEAKING FROM TUBE ASSY P/ N 27274508

Next page: https://openairdocs.org/jasc/2900/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 = '2900'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/jasc/2900/reports

---
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.