# Service difficulty reports: N27903

A list on [N27903](https://openairdocs.org/aircraft/N27903.md).

Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first.

- [SDR CALA2026012313232](https://openairdocs.org/sdr/CALA2026012313232.md): Light · missing · Jan 22, 2026 · N27903 · Boeing 7878 · Emergency Lighting
  > FOUND SEAT 7D PROXIMITY LIGHT MISSING. SEAT 7D EMERGENCY PROXIMITY LIGHT REPLACED IAW CMM 25-26-34, INSTALLATION TEST CARRIED OUT PASSED AND SATISFACTORY.
- [SDR CALA2026011112856](https://openairdocs.org/sdr/CALA2026011112856.md): Unknown · odor · Jan 10, 2026 · N27903 · Boeing 7878 · Air Distribution System
  > FLIGHT CREW REPORTED BURNING SMELL IN COCKPIT DURING FLIGHT FOR APPROX 1 MINUTE. INSPECTED COMPRESSOR R2 AND FOUND NO ACRID SMELLS. DURING TROUBLESHOOTING OF CAC MESSAGE. RAN RIGHT CAC ON BOTH COMPRESSORS 1 AND 2 FOR OVER AN HOUR WITH NO SMELLS NOTED. FOUND C
- [SDR CALA2026011112855](https://openairdocs.org/sdr/CALA2026011112855.md): Motor · faulted · Jan 9, 2026 · N27903 · Boeing 7878 · Cabin Cooling System
  > CABIN AIR COMPRESSOR R2 CABIN AIR COMPRESSOR R2 HAS FAILED OR HAS A FAULT, IS UNAVAILABLE, OR HAS BEEN SELECTED OFF. STATUS CAC R2 WITH FAIL HAD BURNING SMELL IN COCKPIT FOR 1 MIN CREATED SECOND LOG PAGE DUE TO SMOKE OR FUMES REPORTED IN CABIN. INTERROGATED F
- [SDR CALA2025121812231](https://openairdocs.org/sdr/CALA2025121812231.md): Elec Connector · unsecure · Dec 16, 2025 · N27903 · Boeing 7878 · Door System Wiring
  > R4 DOOR EPAS SENSOR STATUS MSG FOLLOWING FIM 62-10-F1-T7A-421A-A. INSPECTED R4 DOOR ARM AND DISARM SENSOR. FOUND CONNECTOR LOOSE. CLEANED SENSOR. PERFORMED OPS CHECK IAW AMM DMC-B787-A-52-11-21-03A-320A-A. OPS CHECKED GOOD. SYNOPTIC PAGE SHOWS CORRECT INFO
- [SDR CALA2025121212045](https://openairdocs.org/sdr/CALA2025121212045.md): Lever · faulted · Dec 9, 2025 · N27903 · Boeing 7878 · Service Doors
  > DOOR 4R WITH ARM LEVER IN DISARM POS BTH ARM/DISARM FLASH UNABLE TO DUPLICATE AND NO RECENT HISTORY OF SIMILAR FAULTS. BOTH LIGHTS FLASHING IS A NORMAL INDICATION OF THE HANDLE IN TRANSIT. OVER CENTER SPRING TENSION, IN BOTH DIRECTIONS, IS FIRM AND SIMILAR TO
- [SDR CALA2025092809341](https://openairdocs.org/sdr/CALA2025092809341.md): Unknown · odor · Sep 25, 2025 · N27903 · Boeing 7878 · Air Distribution System
  > SUDDEN STRANGE ODOR IN CABIN SMELL NOTICED WHILE APU AND PACKS RUNNING. TIMING OF SMELL COINCIDED WITH RAMP OPENING FWD CARGO PITS AND POSITIONING LOADER. VERIFIED WITH CAPTAIN AND CREW SMELL WAS SIMILIAR TO LOADER EXHAUST SMELL ENTERED FORWARD ELECTRONICS BAY
- [SDR CALA2025081207633](https://openairdocs.org/sdr/CALA2025081207633.md): Control Unit · faulted · Aug 10, 2025 · N27903 · Boeing 7878 · AC Power Distribution System
  > ELEC P200 PANEL THE PRIMARY POWER DISTRIBUTION SYSTEM (PPDS) P200 PANEL IS FAULT ED SUCH THAT IT CANNOT SUPPORT AIRPLANE DISPATCH, SUCH AS DUAL C HANNEL IN-OPERATIVE. DB 24 PDHM OPS (GPM L8) DB 24 PDHM OPS (GPM R6) TS MAINTENANCE MESSAGE 24-17484 IN REF WITH F
- [SDR CALA2025081107550](https://openairdocs.org/sdr/CALA2025081107550.md): Interphone · inoperative · Aug 9, 2025 · N27903 · Boeing 7878 · Interphone/Passenger Announcement (PA) System
  > FA INTERPHONE AT DOOR 1R INOP CYCLED HANDSET BREAKERS IN CBIC REF AMM 44-14-03 DISPLAY RECOVERED.
- [SDR CALA2025063006051](https://openairdocs.org/sdr/CALA2025063006051.md): Slide · no discrepancy · Jun 27, 2025 · N27903 · Boeing 7878 · Escape Slide
  > DOOR-MOUNTED ESCAPE SLIDE PACK ASSEMBLY REMOVAL - AT DOOR 2 RH S/N 8707, VERIFIED CORRECT SLIDE NUMBER AND EFFECTIVITY. REF IPC 25-66-01. COMPLIED WITH GMM 09-25-05 REMOVED AND REPLACED DOOR 2R ESCAPE SLIDE PER AMM 25-66-01.
- [SDR CALA2025041403742](https://openairdocs.org/sdr/CALA2025041403742.md): Light · detached · Apr 9, 2025 · N27903 · Boeing 7878 · Emergency Lighting
  > FOUND AISLE EMER LIGHT AT SEAT 48F HANGING AND DAMAGED REMOVED AND REPLACED EFFECTED LIGHT IN REF TOO B/E AEROSPACE CMM 25-23-51. OPS TEST GOOD AT THIS TIME
- [SDR CALA2025012702058](https://openairdocs.org/sdr/CALA2025012702058.md): Iru · faulted · Jan 23, 2025 · N27903 · Boeing 7878 · Inertial Guidance System
  > IRU L LEFT IRU FAILED, PRIMARY POWER INPUT FAILED, SECONDARY (MAIN BAT TERY) POWER FAILED, PRIMARY AND SECONDARY AIR DATA INPUT NOT REC EIVED, UNIT COMPLETELY UNPOWERED OR SWITCHED OFF. FIM TASK REF: 31-90-F8-01A-421B-A CMC MSG# 3420011 FLIGHT STATUS: A INTE
- [SDR CALA2025010601806](https://openairdocs.org/sdr/CALA2025010601806.md): Light · false activation · Jan 2, 2025 · N27903 · Boeing 7878 · Door Warning System
  > SLIDE LIGHTR FLASHING DOORS 4R AND 4R CYCLED SYSTEM POWER, VERIFIED DOORS 4L & 4R SLIDE LIGHTS OPERATE NORMAL IN ARM AND DISARM MODES. UNABLE TO DUPLICATE FAULT.
- [SDR CALA2024111501157](https://openairdocs.org/sdr/CALA2024111501157.md): Wire · arced · Nov 13, 2024 · N27903 · Boeing 7878 · Window System Wiring
  > F/O FWD WINDSHIELD HEATING ELEMENT WIRE ARCING FAULT CONFIRMED. LOCALIZED ARCING IN FIRST OFFICERS FORWARD WINDOW WITH WINDOW HEAT ON. REF IMAGE. BEGAN STEPS TO REMOVE FIRST OFFICER WINDSHIELD REF. AMM DMC-B787-A-56-11-01-00A-520A-A UP TO STEP 1.B.(8) COMPLETE
- [SDR CALA2024090500565](https://openairdocs.org/sdr/CALA2024090500565.md): Skin · damaged · Sep 4, 2024 · N27903 · Boeing 7878 · Fuselage Main, Plate/Skin
  > WORK STAND BLEW INTO FUSELAGE WITH 30 TO 40 KTS WINDS.PREPPED A/C FOR INSP. COMPLETED STEPS 1-5 OF AVO13077. NEXT STEP IS INSP. REF AVO 13077 REV B, C/W STEPS 1-9, REF 787 NTM PT4 51-00-06, GIUDED A-SCAN, FOUND DELAMINATION 2" X 13 " LONG. C/W 787 NTM PT4 51-0
- [SDR CALA2023102003124](https://openairdocs.org/sdr/CALA2023102003124.md): Access Panel · departed · Oct 18, 2023 · N27903 · Boeing 7878 · Fuselage Structure (General)
  > PDA 2 REFERENCE L/P 6056036. L ECS GROUND AIR CONDITIONING ACCESS PANEL DEPARTED AIRCRAFT ON LANDING. PANEL HAS BEEN RETRIEVED BY AIRPORT AUTHORITY. ENGINEERING NOTIFIED. GROUND CONNECT ACCESS PANEL FOR ECS AIR SUPPLY MISSING. FOUND BY AIRPORT AUTHORITY ON RUN
- [SDR CALA2022071301728](https://openairdocs.org/sdr/CALA2022071301728.md): Actuator · failed · Jul 13, 2022 · N27903 · Boeing 7878 · Drag Control Actuator
  > ONE SPOILER PANEL FAILED ON LEFT WING DEACTIVATED SPOILER #5 PER AMM 27-61-02 DUE TO HISTORY. REQUEST PLACED #5 SPOILER ON MEL. MEL 2761AR. ADD EMP:123432 DISPATCH DESK: 22 NAME: JV DATE: 09-JUL-22- NOC DESK: 787 NAME: DW
- [SDR CALA2021052600740](https://openairdocs.org/sdr/CALA2021052600740.md): Sign · loose · May 26, 2021 · N27903 · Boeing 7878 · Emergency Lighting
  > L4 DOOR EMERGENCY SIGN ASSY LOOSEN DURING EMERGENCY LIGHT OPERAT IONAL TEST. REF HAECO NON-ROUTINE NO.9436292. EA4400-01089 OP002 L4 DOOR EXIT LOCATOR SIGN REPLACED, INSTALLATION TEST NORMAL REF AMM 33-51-01-00A-720A/520A REV.148. I
- [SDR CALA2021052400724](https://openairdocs.org/sdr/CALA2021052400724.md): Bezel · cracked · May 23, 2021 · N27903 · Boeing 7878 · Emergency Lighting
  > OFCR EMERGENCY LIGHT REMOVAL FOUND 3EA BEZELS CRACKED EXCEPT AT RH AFT CORNER, REFER HAECO NON-ROUTINE NO.9437200, ORIGINATED BY EMP V905344, EA2500-09201 REV B OP040. OFCR 3EA EMERGENCY FLOOR PROXIMITY LIGH BEZELS REPLACED, LIGHT I NSTALLATION TEST NORMAL AS
- [SDR CALA2021052400723](https://openairdocs.org/sdr/CALA2021052400723.md): Terminal · loose · May 23, 2021 · N27903 · Boeing 7878 · Light System Wiring
  > OFAR RESTORATION FOUND FLOOR PROXIMITY LIGHT TERMINAL LOOSEN, RE FER HAECO NON-ROUTINE NO.9439905, ORIGINATED BY EMP V905344, EA2 500-09201 REV B OP042. FLOOR PROXIMITY LIGHT ON OFAR UNDER ATTENDANT SEAT REPLACED, INS TALLATION TEST NORMAL REF AMM 33-51-06-00A
- [SDR CALA2021052400722](https://openairdocs.org/sdr/CALA2021052400722.md): Bezel · cracked · May 23, 2021 · N27903 · Boeing 7878 · Emergency Lighting
  > OFAR EMERGENCY LIGHT REMOVAL FOUND 3EA BEZELS CRACKED, REFER HAE CO NON-ROUTIEN NO.9437199, ORIGINATED BY EMP V905344, EA2590-092 01 REV B OP042. OFAR 3EA EMERGENCY FLOOR PROXIMITY LIGHT BEZELS REPLACED, LIGHT INSTALLATION TEST NORMAL REF AMM 33-51-06-00A-520A
- [SDR CALA2019110981933](https://openairdocs.org/sdr/CALA2019110981933.md): Tube · cracked · Nov 8, 2019 · N27903 · Boeing 7878 · Aircraft Fuel Distribution System
  > LEFT FUEL TANK INCREASE OVER 1000 LBS ABOVE WITH FUEL IN CENTER TANK ACPTEST PER MM 28-21-00-12A-364A-A NO FAULTS NOTED. RUNNING ALL 6 PUMPS FOUNND THAT WITHIN 6 MINUTES 100 LBS XFERED TO LEFT TANK AFTER 60 MINUTES 500 LBS XFERED TO LEFT TANK. CHECKING FLEET
- [SDR CALA201812112541](https://openairdocs.org/sdr/CALA201812112541.md): Rib · cracked · Dec 7, 2018 · N27903 · Boeing 7878 · Wing, Rib/Bulkhead
  > RT WING APPROX WS 480 SPOILER SUPPORT BEAM TO BACKUP RIB SUPPORT ASSY FOUND CRACKED. PERFORMED INTERIM REPAIR PER ECRA 5751-01314. PLACING ON DIP TO ACCOMPLISH A PERMANENT REPAIR ON OR BEFORE NOVEMBER 29, 2020. PL ANNING TO CONTACT ENGINEERING AFTER SEPTEMBER
- [SDR CALA2018121002540](https://openairdocs.org/sdr/CALA2018121002540.md): Rib · cracked · Dec 7, 2018 · N27903 · Boeing 7878 · Wing, Rib/Bulkhead
  > LT WING APPROX WS 480 SPOILER SUPPORT BEAM TO BACK-UP RIB SUPPOR T ASSY FOUND CRACKED. REF HAECO LP 9130364. PERFORMED INTERIM REPAIR PER ECRA 5751-01314. PLACING ON DIP TO ACCOMPLISH A PERMANENT REPAIR ON OR BEFORE NOVEMBER 29, 2020. PL ANNING TO CONTACT ENGI
- [SDR CALA2018120702537](https://openairdocs.org/sdr/CALA2018120702537.md): Support Beam · cracked · Dec 7, 2018 · N27903 · Boeing 7878 · Wing Main, Frame Structure
  > RT WING APPROX WS 480 SPOILER SUPPORT BEAM TO BACKUP RIB SUPPORT ASSY FOUND CRACKED. PERFORMED INTERIM REPAIR PER ECRA 5751-01314. PLACING ON DIP TO ACCOMPLISH A PERMANENT REPAIR ON OR BEFORE NOVEMBER 29, 2020. PL ANNING TO CONTACT ENGINEERING AFTER SEPTEMBER
- [SDR CALA2018021600623](https://openairdocs.org/sdr/CALA2018021600623.md): Oven · smoke · Feb 16, 2018 · N27903 · Boeing 7878 · Buffet/Galleys
  > AFT GALLEY OVEN 710 WHEN OPERATING RED FAIL LIGHT ON WITH SOME SMOKE REPLACED STEAM OVEN 710 PER AMM B787-A-25-32-00-10A-520A-A @ 720 A-A, OPS NORMAL.
- [SDR CALA2017012200153](https://openairdocs.org/sdr/CALA2017012200153.md): Battery · discharged · Jan 22, 2017 · N27903 · Boeing 7878 · Emergency Equipment
  > EMERGENCY FLASHLIGHT AT 2L AFT TEST RED. REPLACED FLASHLIGHT BATTERY AT POSITION 2L AFT. TEST NORMAL.
- [SDR CALA2014110701426](https://openairdocs.org/sdr/CALA2014110701426.md): Elt · no test · Nov 6, 2014 · N27903 · Boeing 7878 · Emergency Locator Beacon
  > FORWARD PORTABLE ELT WILL NOT TEST. REPLACED FWD PORTABLE ELT IAW WC 78-2560-1-7800 & MM 25-63-01.

## 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 n_number = 'N27903' AND registry_match = 'registration'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/aircraft/N27903/reports

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