# Service difficulty reports: N78524

A list on [N78524](https://openairdocs.org/aircraft/N78524.md).

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

- [SDR CALA2026091519419](https://openairdocs.org/sdr/CALA2026091519419.md): Inlet · bird ingestion · Sep 13, 2026 · N78524 · Boeing 737824 · Cabin Cooling System
  > RAMP REPORTS BIRD STRIKE ON LT SIDE OF FUSELAGE AND POSSIBLE ENTRY INTO LT PACK AIR INLET. REMOVED LT ACCESS PANEL 192BL FOR SECONDARY HEAT EXCHANGER INSPECTION UPON INSPECTION FOUND EVIDENCE OF BIRD INGESTION. CLEANED BIRD OUT OF AREA AND INSPECTED HEAT EXC
- [SDR CALA2026082318813](https://openairdocs.org/sdr/CALA2026082318813.md): Unknown · odor · Aug 24, 2026 · N78524 · Boeing 737824 · Air Distribution System
  > FAS TOLD US NEAR TOD THAT THERE WAS A STRANGE CHEMICAL TYPE ODOR AFTER T/O, NOW FL SICK, FLT CREW REPORTS THAT MAINTENANCE WAS DONE TO RT PACK IN DALLAS. FLT CREW ALSO REPORTS THAT DURING FULL POWER FOR TAKE OFF, ODOR STARTED TO OCCUR. CREW REPORTS THAT AROU
- [SDR CALA2026041715450](https://openairdocs.org/sdr/CALA2026041715450.md): Light · missing · Apr 17, 2026 · N78524 · Boeing 737824 · Emergency Lighting
  > RED EMERGENCY EXIT GUIDANCE LIGHT AT ROW 20 IS MISSING/BROKEN. REMOVED AND REPLACED EMERGENCY GUIDENCE LIGHT. REF. AMM 33-51-00. OPS CHECK GOOD.
- [SDR CALA2026033014888](https://openairdocs.org/sdr/CALA2026033014888.md): Lamp · inoperative · Mar 27, 2026 · N78524 · Boeing 737824 · Emergency Lighting
  > EMERGENCY LIGHT ANNUNCIATOR (NOT ARMED) INOP REMOVED AND RELAMPED EMERGENCY ANNUNCIATOR LIGHT IN REF AMM 33-18-00-860-012. OPS CHECK GOOD
- [SDR CALA2025072907037](https://openairdocs.org/sdr/CALA2025072907037.md): Skin · cracked · Jul 27, 2025 · N78524 · Boeing 737824 · Horizontal Stabilizer, Plate/Skin
  > C-SCAN INSPECTION REVEALED CRACK AT BOTTOM SKIN R/H HORIZ.STAB. RIB STA. 157.10 APPROX. 8" FWD OF AFT SPAR. RT HORIZONTAL STAB LOWER SKIN REPAIR AT RIB STATION 157.10. NEED REPEAT INSPECTION IRW SRM 55-10-01-2R-11 REPAIR #11 CATEGORY B REPAIR.
- [SDR CALA2025072907036](https://openairdocs.org/sdr/CALA2025072907036.md): Skin · cracked · Jul 27, 2025 · N78524 · Boeing 737824 · Horizontal Stabilizer, Spar/Rib
  > C-SCAN INSPECTION REVEALED CRACK AT BOTTOM SKIN LT HORIZ.STAB RIB HSS 157.1 APPROX. 10 INCH FWD OF AFT SPAR. REFER TO LP 5716501 FOR DIP AND DIP REQUIREMENTS. VERIFY THE REFERENCE L/P 5716501 FOR CORRECTIVE ACTIONS.
- [SDR CALA2025032403106](https://openairdocs.org/sdr/CALA2025032403106.md): Lamp · inoperative · Mar 21, 2025 · N78524 · Boeing 737824 · Emergency Lighting
  > EMERGENCY LIGHT AT ROW 34DEF INOP RELAMPED EMERGENCY AREA LIGHT AT ROW 34DEF IAW AMM 33-51-03-960-801. OPS CHECK GOOD.
- [SDR CALA2025032403105](https://openairdocs.org/sdr/CALA2025032403105.md): Battery Pack · inoperative · Mar 21, 2025 · N78524 · Boeing 737824 · Emergency Lighting
  > ROW 1 TO 4AB & FE AND R1 DOOR EMERGENCY LIGHTS ARE NOT COMING ON REQUIRED PARTS UPDATED R&R POWER SUPPLY BATTERY AND BATTERY PACK FWD R/H IAW AMM 33-51-06-960-805 & 33-51-06-960-806. OPS CHECK GOOD NOW.
- [SDR CALA2024111201107](https://openairdocs.org/sdr/CALA2024111201107.md): Bracket · faulty · Nov 9, 2024 · N78524 · Boeing 737824 · Emergency Lighting
  > FOUND EMER LIGHT BRACKET BROKEN AT SEAT 8C RESECURED HOUSING FOR EMERGENCY LIGHT. REFERENCE IFM 25-23-52-3783.PARTS USED: 64-2526-3-0241,QTY:1 58-2523-3-0048,QTY:1
- [SDR CALA2024011900150](https://openairdocs.org/sdr/CALA2024011900150.md): Transmitter · intermittent · Jan 15, 2024 · N78524 · Boeing 737824 · Trailing Edge Flap Control System
  > FLAP TE DISAGREE STOPPED AT 9. AHM DETECTED *FLAP BYPASS VALVE ACTIVATION* DUE TO A RECENT DFD REPORT REFLECTING T/E FLAP BYPASS CONDITION, PLEASE REPLACE THE RIGHT FLAP POSITION TRANSMITTER REF AMM 27-58-01. THE FLIGHT DEC K POSITION INDICATOR WAS ALREADY REP
- [SDR CALA2024011900141](https://openairdocs.org/sdr/CALA2024011900141.md): Motor · intermittent · Jan 11, 2024 · N78524 · Boeing 737824 · Stabilizer Position Indicating
  > STABILIZER TRIM UNABLE TO MOVE USING ANY METHOD YOKE TRIM OR MANUAL UPDATED MAA CODE FIX USING VENDOR MAA SCREEN PLEASE CONTACT TOMC BEFORE COMMENCING ANY WORK. DREW BRYANT MSN OCM CONFIRMED STAB TRIM IS BINDING DURING OPS CHECKS. INSPECTED UNDER THE CONTROL C
- [SDR CALA2023070502174](https://openairdocs.org/sdr/CALA2023070502174.md): Actuator · inoperative · Jul 2, 2023 · N78524 · Boeing 737824 · Auto Flight System
  > STAB OUT OF TRIM LIGHT LIGHT ON AT 8000FT ENGAGED A AP HAD A LARGE JOLT TO AC STAB OUT OF TRIM L IGHT APPEARED. PER FLIGHT CREW CHANNEL B WORKS NORMAL AFTER TRANSITION FROM CHANNEL A. SEE ATTACHMENT FOR FURTHER EXPLANATION. 22-11121. FIM TASK 22-12 TASK 810 SU
- [SDR CALA2023062101951](https://openairdocs.org/sdr/CALA2023062101951.md): Light · failed · Jun 19, 2023 · N78524 · Boeing 7378 · Emergency Lighting
  > EMERGENCY LIGHTING SYSTEM OPERATIONAL CHECK {B737-33-3-0235} - EMERGENCY LIGHT FAIL TO COME ON AT 34DEF STOW BIN RELAMPED, GRD OPS NORM.
- [SDR CALA2023051501505](https://openairdocs.org/sdr/CALA2023051501505.md): Engine · fire · May 13, 2023 · N78524 · Boeing 737824 · Engine (Turbine/Turboprop)
  > RTO DUE TO FLAMES REPORTED FROM ENGINE #1 BY ANOTHER AIRCRAFT. REJECTED BELOW 100KIAS. REF TASK05-51-07-210-801, INSPECTED TIRES AND BRAKES FOUND NO IS OK FOR SERVICE. EVIDENCE OF HEAT DAMAGE. TIRE PRESSURES WERE ALL IN NORMAL RANGE. PER TASK DUE TO GROSS WEIG
- [SDR CALA2023022400530](https://openairdocs.org/sdr/CALA2023022400530.md): Forging · none · Feb 23, 2023 · N78524 · Boeing 7378 · Fuselage Structure (General)
  > FOR ESFR REPORTING ONLY. EA 5310-04554 REV B OP 007 ACCOMPLISHED FOR LH #1 WINDOW FRAME. EA 5310-04554 REV B OP 007 REPAIR ACCOMPLISHED FOR CONFIG B.
- [SDR CALA2022121203369](https://openairdocs.org/sdr/CALA2022121203369.md): Skin · none · Dec 12, 2022 · N78524 · Boeing 737824 · Fuselage Structure (General)
  > BIRD STRIKE. INSPECTION REQUIRED. RIGHT UPPER FWD FUSELAGE ACP INSPECTION, FOUND DEBRIS UNDER FO WINDOW, CLEANED NO DAMAGE. INSPECTED RADOME, NO DAMAGE NOTED
- [SDR CALA2022100302584](https://openairdocs.org/sdr/CALA2022100302584.md): Skin · cracked · Sep 30, 2022 · N78524 · Boeing 737824 · Horizontal Stabilizer Structure
  > CRACK FOUND WHILE DOING C-SCAN INSP ON L/H HORIZONTAL STABILIZER LOWER SKIN STA 101.90 CRACK LENGTH 0.800" REF. AAR NR:9506463 GENERATED BY: V909151 REMOVED AND INCORPORATED WITH NEW REPAIR LOG PAGE 9640119. ACCOMPLISHED BY V913189 ACCOMPLISHED REPAIR AT L/H S
- [SDR CALA2022031000633](https://openairdocs.org/sdr/CALA2022031000633.md): Transmitter · failed · Mar 10, 2022 · N78524 · Boeing 737800* · Flight Control System
  > LEADING EDGE FLAPS AND SLATS DO NOT EXTEND DURING NORMAL SYSTEM OPERATION LOCKED L/P UNLOCKED TO UPDATE LOCKED DUE TO FAULT CODE 27-52261 FOUND DURING FSEU BITE PLEASE REMOVE PERFORMED FSEU BITE PROCEDURE 27-51 TASK 801 NO EXISTING FAULS AND REPLACE LEFT FLAP
- [SDR CALA2021081601347](https://openairdocs.org/sdr/CALA2021081601347.md): Flap System · malfunctioned · Aug 16, 2021 · N78524 · Boeing 737824 · Trailing Flap Position Indicating System
  > FLAP DISAGREEMENT FLAPS SET 15 BUT STAYED AT 10. RAN CHECKLIST F LAPS RESET. OPS NORMAL PERFORMED AMM TASK 27-51-00-710-801 TRAILING EDGE FLAP SYSTEM OPERATIONAL TEST SEVERAL TIMES, NO ISSUES FOUND. AIRCRAFT GOOD FOR SERVICE.
- [SDR CALA2019090201482](https://openairdocs.org/sdr/CALA2019090201482.md): Rib · cracked · Aug 30, 2019 · N78524 · Boeing 737824 · Horizontal Stabilizer, Spar/Rib
  > *FOR ESFR INFO ONLY- SEE FLEETCYCLE LP 9691740 FOR WORK ACCOMPLISHED. RT HORIZONTAL STABILIZER STA 92.7 INSPAR RIB STIFFENER #2 CRACKED ON IB SIDE OF RIB AT VERT STIFFENER. REPAIRED #2 RIB STIFFENER AT STA 92.70 REF SRM 55-10-09 REP 4 SEE FLEETCYCLE LP 9691740
- [SDR CALA2019090201470](https://openairdocs.org/sdr/CALA2019090201470.md): Rib · cracked · Aug 30, 2019 · N78524 · Boeing 737824 · Horizontal Stabilizer, Spar/Rib
  > RT HORIZ STAB STA 92.7 IN SPAR RIB STIFFENER #3 CRACKED ON I/B S IDE OF RIB AT VERTICLE TRANSITION RADIUS - REF FLEET CYCLE LOG PAGE 9691741 ELB FOR ESFR ONLY - INSTALLED STIFFENER REPAIR REF SRM 55-10-09 REPAIR 4 FIG 202. SEE FLEET CYCLE LOG PAGE 9691741 FOR
- [SDR CALA2019083001460](https://openairdocs.org/sdr/CALA2019083001460.md): Skin · cracked · Aug 29, 2019 · N78524 · Boeing 737824 · Horizontal Stabilizer, Plate/Skin
  > RT HORIZONTAL STAB LOWER SKIN IS CRACKED AT STA 129.5 26 INCHES FROM FWD SPAR INSTALLED DOUBLER REPAIR REF FLEET CYCLE LOG PAGE 9691766 ELB ENTRY FOR SFR REPORTING ONLY
- [SDR CALA2019083001459](https://openairdocs.org/sdr/CALA2019083001459.md): Skin · cracked · Aug 29, 2019 · N78524 · Boeing 737824 · Horizontal Stabilizer, Plate/Skin
  > RT HORIZONTAL STAB LOWER SKIN CRACK STA. 129.5. 17 INCHES FROM F WD SPAR. REF FLEET CYCLE LOG PAGE#9691765 INSTALLED DOUBLER REPAIR REF FLEET CYCLE LOG PAGE 9691765 ELB ENTRY FOR SFR REPORTING ONLY
- [SDR CALA2019042200637](https://openairdocs.org/sdr/CALA2019042200637.md): Seal · damaged · Apr 22, 2019 · N78524 · Boeing 737824 · Engine Cowling System
  > PDA 3 RIGHT ENG INBD FAN COWL STRAKE SEAL LEADING EDGE ERODED AND HAS OPEN GAP INTO THE AIRSTREAM. REMOVED AND REPLACED NR 2 ENG VORTEX CONTROL DEVICE PER AMM 71-11-08.
- [SDR CALA2019042200636](https://openairdocs.org/sdr/CALA2019042200636.md): Seal · missing · Apr 22, 2019 · N78524 · Boeing 737824 · Trailing Edge Flaps
  > PDA 3 RIGHT WING NR 6 T/E FLAP CANOE OUTBD SIDE CENTER SEAL COMPLETELY MISSING. INSTALLED NEW SEAL REF SRM 51-40-02.
- [SDR CALA2019042200635](https://openairdocs.org/sdr/CALA2019042200635.md): Fence · cracked · Apr 22, 2019 · N78524 · Boeing 737824 · Engine Collector/Tailpipe/Nozzle
  > PDA 3 LEFT ENG EXHAUST NOZZLE OUTBD FWD FENCE MISSING SEGMENT AND CRACKED AT AFT FASTENER HOLE. REMOVED DAMAGED FENCE AND INSTALLED A NEW FENCE REF ECRA 7811-01314.
- [SDR CALA2019041900603](https://openairdocs.org/sdr/CALA2019041900603.md): Landing Gear · malfunctioned · Apr 17, 2019 · N78524 · Boeing 737824 · Landing Gear Retraction/Extension System
  > ALL GEAR REMAINED DOWN AFTER SELECTION UP. CLEANED MANUAL EXTENSION DR JACKED AND SWUNG GEAR MULTIPLE TIMES REF AMM 32-32-00. ALSO PERFORMED MANUAL EXTENSION TEST WITH AMM 32-34-00. ALL OPS CHECK NORMAL. OBSERVED GEAR SWING AND MANUAL EXTENSION. OPS CHECKED NO
- [SDR CALA2018032601018](https://openairdocs.org/sdr/CALA2018032601018.md): Light · broken · Mar 26, 2018 · N78524 · Boeing 737824 · Emergency Lighting
  > SEAT 34C EMERGENCY LIGHT IS BROKEN. REMOVED AND REPLACED THE EMERGENCY LIGHT ASSY. OK FOR SERVICE.
- [SDR CALA2017121304436](https://openairdocs.org/sdr/CALA2017121304436.md): Lens · missing · Dec 13, 2017 · N78524 · Boeing 737824 · Emergency Lighting
  > LENS COVER MISSING ON EMERGENCY LITE AT CORNER OF FIRST CLASS CABIN. REPLACED LENS CKD OK.
- [SDR CALA2017063002048](https://openairdocs.org/sdr/CALA2017063002048.md): Light · unsecure · Jun 30, 2017 · N78524 · Boeing 737824 · Emergency Lighting
  > EMERGENCY EXIT LIGHT LENS AT 20C IS UNSECURE. SECURED LIGHT ASSY.
- [SDR CALA2017060501717](https://openairdocs.org/sdr/CALA2017060501717.md): Bottle · low pressure · Jun 5, 2017 · N78524 · Boeing 737824 · Life Raft
  > RIGHT OVERHEAD BIN, 12 MAN LIFE RAFT HAS 1 BOTTLE PRESSURE READING BELOW ALLOWABLE LIMITS. READS 3000 PSI AT 70 DEG. SHOULD BE 4500 PSI MIN TO 4650 MAX. REMOVED AND REPLACED THE RAFT.
- [SDR CALA2017042801183](https://openairdocs.org/sdr/CALA2017042801183.md): Lens · broken · Apr 28, 2017 · N78524 · Boeing 737824 · Emergency Lighting
  > EMERGENCY LIGHT LENS BROKEN AT SEATS 20C AND 31C. REPLACED LENS.
- [SDR CALA2017031000560](https://openairdocs.org/sdr/CALA2017031000560.md): Unknown · odor · Mar 10, 2017 · N78524 · Boeing 737824 · Air Distribution System
  > F/A AND PASSENGERS REPORT SMELL OR BURNING RUBBER INTERMITTENTLY AROUND ROWS 23 24 25. PERFORMED TASK 05-51-26-800-801C1 PARAGRAPH A,B,C. NO AIRCRAFT DAMAGE FOUND. NO ODOR PRESENT. CABIN CREW REPORTED ONLY A MOMENTARY ODOR AND NOTED NO OTHER OCCURRENCE AND CU
- [SDR CALA2017030400527](https://openairdocs.org/sdr/CALA2017030400527.md): Light · unsecure · Mar 4, 2017 · N78524 · Boeing 737824 · Emergency Lighting
  > EMERGENCY LIGHT DOES NOT TURN ON 21C. THE LIGHT IS HANGING DOWN. SECURED THE EMERGENCY LIGHT.
- [SDR CALA2017012200156](https://openairdocs.org/sdr/CALA2017012200156.md): Socket · faulty · Jan 22, 2017 · N78524 · Boeing 737824 · Emergency Lighting
  > EMERGENCY PATH AISLE LIGHTS INOP AT SEATS 15, 20 AND 21. FOUND WIRE SHORTED AT SEAT 20 LOWER ARM REST, LIGHT SOCKET. REPLACED BAD LIGHT SOCKET. ALL EMERGENCY LIGHTS OPERATE NORMAL. REF AMM 33-51-00.
- [SDR CALA2016092600692](https://openairdocs.org/sdr/CALA2016092600692.md): Battery · inoperative · Sep 26, 2016 · N78524 · Boeing 737824 · Emergency Lighting
  > CABIN EMERGENCY EXIT LIGHTS ON SEATS AT O/W EXIT DOOR INOPERATIVE. REPLACED EMERGENCY LIGHT BATTERY IAW MM 33-51-06-960-805, EMERGENCY LIGHTS OPS NORMAL.
- [SDR CALA2016092600691](https://openairdocs.org/sdr/CALA2016092600691.md): Battery Pack · inoperative · Sep 26, 2016 · N78524 · Boeing 737824 · Emergency Lighting
  > LEFT FWD OVERWING EMERGENCY EXIT LIGHT INOPERATIVE. REPLACED THE BATTERY PACK IAW MM 33-51-06-960-805, OPS NORMAL.
- [SDR CALA2016082600589](https://openairdocs.org/sdr/CALA2016082600589.md): Skin · cracked · Aug 26, 2016 · N78524 · Boeing 737824 · Horizontal Stabilizer, Plate/Skin
  > LEFT HORIZONTAL STABILIZER CRACKED IN TWO PLACES AT HSS 129.5, NINE INCHES FROM LEADING EDGE. CUT OUT DAMAGE AREAS. FABRICATED AND INSTALLED REPAIR DOUBLER IAW SRM 55-10-01,REPAIR 11.

## 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 = 'N78524' AND registry_match = 'registration'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/aircraft/N78524/reports

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