# Service difficulty reports: N936CA

A list on [N936CA](https://openairdocs.org/aircraft/N936CA.md).

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

- [SDR U2RA2026071400036](https://openairdocs.org/sdr/U2RA2026071400036.md): Indicator · no discrepancy · Jul 12, 2026 · N936CA · Boeing 747446 · Airspeed/Mach Indicator
  > AIRSPEED UNRELIABLE. PERFORM OPS TEST IAW AIRCRAFT MAINTENANCE MANUAL 34-12-00. NO FAULTS NOTED. AIRCRAFT EXPERIENCED AN EQUIPMENT COOLING FAILURE PRIOR TO THE AIRSPEED BECOMING UNRELIABLE.
- [SDR U2RA2026061900030](https://openairdocs.org/sdr/U2RA2026061900030.md): Slide · deployed · Jun 10, 2026 · N936CA · Boeing 747446 · Escape Slide
  > LEFT UPPER DECK DOOR SLIDE DID NOT FULLY DEPLOY WHEN INADVERTANTLY ACTIVATED. REPLACED DOOR SLIDE ASSEMBLY PER AIRCRAFT MAINTENANCE MANUAL 25-68-01.
- [SDR U2RA2025122900027](https://openairdocs.org/sdr/U2RA2025122900027.md): Generator · failed · Dec 28, 2025 · N936CA · Boeing 747412 · AC Generator-Alternator
  > APU GENERATOR #2 HAS SPARKS COMING OUT OF CASE - APU AFTER FIRE INSPECTION IN ACCORDANCE WITH AIRCRAFT MAINTENANCE MANUAL 49-11-00. APU COOLING AIR INTAKE DAMAGED. APU DEFERRED PER MINIMUM EQUIPMENT LIST AND GENERATOR WILL BE REPLACED AT A LATER DATE.
- [SDR U2RA202508060021](https://openairdocs.org/sdr/U2RA202508060021.md): Power Supply · no test · Aug 6, 2025 · N936CA · Boeing 747446F · Emergency Lighting
  > DURING HEAVY CHECK C AT KSAT FOUND ON UPPER DECK RH DOOR EMERGENCY TEST FAIL (EMERGENCY S W 51541),LOW BATTERY VOLTAGE.
- [SDR U2RA2023120600048](https://openairdocs.org/sdr/U2RA2023120600048.md): Unknown · unknown · Dec 5, 2023 · N936CA · Boeing 747446 · Emergency Exits
  > THE R/H UPPER DECK DOOR "OKAY" INDICATOR LIGHT ON THE SECONDARY EICAS DISPLAY IN THE FLIGHT DECK WOULD NOT ILLUMINATE. INDICATOR LIGHT EXAMINES THE EMERGENCY EXIT BATTERY CONDITION. SYSTEM OPERATES NORMALLY - INDICATOR LIGHT DEFERRED PER B747 MEL 52-23-07-01
- [SDR U2RA2023042400021](https://openairdocs.org/sdr/U2RA2023042400021.md): Bulb · inoperative · Apr 24, 2023 · N936CA · Boeing 747446 · Emergency Lighting
  > EMERGENCY EXIT AISLE LIGHT (CEILING MOUNTED) IN UPPER-DECK NEXT TO AFT-MOST SUPERNUMERARY SEAT ROW, IS INOP. RELAMPED IAW B747 AMM 33-51-02. OPS CHECK GOOD
- [SDR U2RA2023040300017](https://openairdocs.org/sdr/U2RA2023040300017.md): Flap · cracked · Mar 26, 2023 · N936CA · Boeing 747446 · Trailing Edge Flaps
  > DURING SCHEDULED INSPECTION, FOUND CRACK ON THE R/H INBOARD FORE-FLAP THAT EXCEEDS ALLOWABLE DAMAGE LIMITS IN B747 SRM 57-53-01-0I-1 FIGURE 1: CRACK LOCATION AT RWBL 360, ON NOSE RIB SPLICE ANGLE. REMOVED AND REPLACED FORE-FLAP ASSEMBLY.
- [SDR U2RA2023040300016](https://openairdocs.org/sdr/U2RA2023040300016.md): Flap · cracked · Mar 26, 2023 · N936CA · Boeing 747446 · Trailing Edge Flaps
  > DURING SCHEDULED INSPECTION, FOUND CRACK IN L/H OUTBOARD FORE-FLAP INTERNAL SHEAR-TIE WEB EMANATING FROM LOWER EDGE THAT EXCEEDS LIMITS PER B747 SRM 57-53-02-0I-1 FIGURE 1, @ RIB #6 AND LWBL 305 APPROXIMATE. REMOVED AND REPLACED FORE-FLAP ASSEMBLY.
- [SDR U2RA2022061300019](https://openairdocs.org/sdr/U2RA2022061300019.md): Switch · inoperative · Jun 11, 2022 · N936CA · Boeing 747446 · Fuel Storage
  > DURING REFUEL, FUEL SPILLED FROM THE RIGHT WING OVERBOARD VENT. - OVERFILL PROTECTION FOUND FAULTY. REPLACED RIGHT SURGE TANK FLOAT SWITCH PER AIRCRAFT MAINTENANCE MANUAL 28-21-12.
- [SDR U2RA20220317005](https://openairdocs.org/sdr/U2RA20220317005.md): Bulb · inoperative · Mar 17, 2022 · N936CA · Boeing 747446 · Emergency Lighting
  > 2 EACH EMERGENCY UPPER DECK EXIT LIGHTS INOPERATIVE. - REPLACED BULBS PER B747-400 AMM 33-51-01.
- [SDR U2RA202121400070](https://openairdocs.org/sdr/U2RA202121400070.md): Panel · punctured · Dec 14, 2021 · N936CA · Boeing 747446 · Fuselage Structure (General)
  > REFERENCE NATIONAL AIRLINES AIRCRAFT MAINTENANCE LOG PAGE 52103, FORWARD LOWER CARGO COMPARTMENT FLOOR PANEL PUNCTURED AT STATION 680, BETWEEN STRINGERS 45R AND 46R. ACCOMPLISHED TIME LIMITED REPAIR IN ACCORDANCE WITH FLIGHT VEHICLES CONSULTING INC. ENGINEERI
- [SDR U2RA2021100600057](https://openairdocs.org/sdr/U2RA2021100600057.md): Battery Pack · discharged · Oct 6, 2021 · N936CA · Boeing 747446 · Emergency Lighting
  > R/H EMERGENCY EXIT LIGHT DIM (DURING TEST). REMOVED AND REPLACED THE POWER SUPPLY (BATTERY PACK) PER B747-400 AMM 33-54-01.
- [SDR U2RA2021100500055](https://openairdocs.org/sdr/U2RA2021100500055.md): Battery Pack · inoperative · Oct 5, 2021 · N936CA · Boeing 747446 · Emergency Lighting
  > EMERGENCY EXIT LIGHT BATTERY IS DEAD. - REMOVED AND REPLACED EMERGENCY EXIT BATTERY CHARGER IN ACCORDANCE WITH AIRCRAFT MAINTENANCE MANUAL 33-51-04
- [SDR U2RA2021101100058](https://openairdocs.org/sdr/U2RA2021101100058.md): Seat Track · cracked · Aug 9, 2021 · N936CA · Boeing 747446 · Fuselage, Seat/Cargo Attach Fittings
  > DURING "OKAY TO INSTALL", FOUND CHANNEL AT BS 2250 AND LBL 67 DAMAGED. ACCOMPLISHED MAJOR REPAIR ON MAIN CABIN SEAT TRACK AT STA 2227 LBL 67 IAW VT SAA EA# 747-5360-56-A9272 REV I/R AND 8110-3 SIGNED BY ROBERT M. MANASHI DERT-710167-SW DATED 08/09/2021 REF
- [SDR U2RA2021101100063](https://openairdocs.org/sdr/U2RA2021101100063.md): Aileron · damaged · Aug 3, 2021 · N936CA · Boeing 747446 · Ailerons
  > LEFT WING AIRLERON HAS HAIL DAMAGE TO UPPER SKIN AS MARKED. ACCOMPLISHED MAJOR REPAIR OF THE UH AILERON UPPER AND LOWER SKIN P/N 65B02100-21, S/N 0084 IAW SRM 51-70-06 PARA 5 FIG 1 AND PARA 4E, 4F, 4G FIG 1. WEIGHED AND BALANCED UH AILERON IAW SRM 51-60-01 PA
- [SDR U2RA2021101100064](https://openairdocs.org/sdr/U2RA2021101100064.md): Thrust Reverser · gouged · Aug 2, 2021 · N936CA · Boeing 747446 · Engine Thrust Reverser
  > #1 ENGINE OTBD T/R FORWARD UPPER FAN COWL LANDING (RING TORQUE BOX RETAINER) GOUGED. ACCOMPLISHED MAJOR REPAIR OF THE #1 ENGINE (LH) THRUST REVERSER RING TORQUE BOX RETAINER GOUGE IAW VT-SAA EA 747-7831-56-A9241 REV. I/R. 8110-3 APPROVED BY ROBERT M. MANASHI
- [SDR U2RA2021101100065](https://openairdocs.org/sdr/U2RA2021101100065.md): Floorbeam · burned · Jul 29, 2021 · N936CA · Boeing 747446 · Fuselage Main, Floor Beam
  > MAIN CABIN FLOOR BEAM LOWER CHORD FOUND WITH HEAT DAMAGE AND BURN MARKS AT BS 980, RBL 92.0. DAMAGE EMANATING FROM POWER FEEDER CABLE ARCING. ACCOMPLISHED MAJOR REPAIR OF THE MDC FLOOR BEAM LOWER CHORD ELECTRICAL ARCING DAMAGE AT STA 980, RBL92 IAW VT-SAA EA
- [SDR U2RA2021101100062](https://openairdocs.org/sdr/U2RA2021101100062.md): Bushing · gouged · Jul 28, 2021 · N936CA · Boeing 747446 · Wing, Attach Fittings
  > UPON REMOVAL OF THE #5 T/E FLAP TRACK, FOUND FWD. MOUNT FITTING BOLT HOLE INNER BUSHINGS GOUGED. ACCOMPLISHED MAJOR REPAIR OF THE R/H WING #5 FLAP TRACK SUPPORT FITTING P/N 65B 11592-24 GOUGE AT WSTA 487.0 IAW VT-SAA EA 747-5751-56-A9245 REV. I/R. 8110-3 APP
- [SDR U2RA2021101100060](https://openairdocs.org/sdr/U2RA2021101100060.md): Skin · corroded · Jul 27, 2021 · N936CA · Boeing 747446 · Fuselage Main, Plate/Skin
  > WHILE ACCOMPLISHING T/C 53-830-01-01, FOUND CORROSION ON SKIN DOUBLER, R/H SIDE AT WATER OVERFLOW VALVE AREA. ACCOMPLISHED MAJOR REPAIR R/H FUSELAGE SKIN DOUBLER P/N 65B04118-22,CORROSION AT R/H WATER OUTFLOW VALVE STA 980 IAW EA 747-5320-56-A9230 REV. I/R. 8
- [SDR U2RA2021101100061](https://openairdocs.org/sdr/U2RA2021101100061.md): Frame · gouged · Jul 26, 2021 · N936CA · Boeing 747446 · Nacelle/Pylon Miscellaneous Structure
  > GOUGE DISCOVERED ON INNER FRAME NEAR HOLD OPEN ROD FOR #4 ENGINE OTBD. CORE COWL. ACCOMPLISHED MAJOR REPAIR OF THE #4 OUTBD (R/H) CORE COWL FRAME P/N 224M4761-539, S/N 1033 GOUGE AT NAC STA 268.50 AND NAC STA 281.12 IAW VT-SAA EA 747-5411-56-A9231 REV. I/R.
- [SDR U2RA2021101100059](https://openairdocs.org/sdr/U2RA2021101100059.md): Thrust Reverser · gouged · Jul 16, 2021 · N936CA · Boeing 747446 · Engine Thrust Reverser
  > WHILE ACCOMPLISHING TC ACCESS 400 FOUND #4 ENG. I/B SIDE TR SUPPORT WEB BENT AND GOUGED P/N 315U2028-23J, S/N R649-291. ACCOMPLISHED MAJOR REPAIR OF THE #4 ENGINE INBD SIDE T/R SUPPORT WEB FLANGE P/N 315U2028-23J, S/N R649-291 BEND AND GOUGED EDGE IAW VT-SAA

## 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 = 'N936CA' AND registry_match = 'registration'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/aircraft/N936CA/reports

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