# Service difficulty reports: N737KA

A list on [N737KA](https://openairdocs.org/aircraft/N737KA.md).

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

Page 1 of 2 · 75 reports

- [SDR COZA20190122127](https://openairdocs.org/sdr/COZA20190122127.md): Wire Harness · shorted · Jan 18, 2019 · N737KA · Boeing 7377BX · Engine Fuel System Wiring
  > THE LEFT AIR CONDITIONING BLEED AIR VALVE CIRCUIT BREAKER IS POPPING. FOUND THE 3 O'CLOCK STRUT WIRE HARNESS THAT CONNECTS TO THE BLEED AIR VALVE SHORTED. REPLACED THE WIRE HARNESS AND OPERATIONAL CHECK NORMAL.
- [SDR COZA20190106126](https://openairdocs.org/sdr/COZA20190106126.md): Bushing · broken · Jan 2, 2019 · N737KA · Boeing 7377BX · Turbine Engine Compressor Section
  > 10EA VARIABLE STATOR VANE SECOND STAGE ACTUATOR BUSHINGS FOUND MISSING OR BROKEN ON ENGINE. ENGINE REMOVED AND SENT TO SHOP.
- [SDR COZA20180907122](https://openairdocs.org/sdr/COZA20180907122.md): Arm · broken · Sep 7, 2018 · N737KA · Boeing 7377BX · Turbine Engine Compressor Section
  > ENGINE WOULD AUTO SHUTDOWN WHEN POWER LEVER WAS ADVANCED PAST IDLE. VSV UNISON RINGS AND LEVER ARMS WERE INSPECTED. MULTIPLE LEVER ARMS WERE FOUND DISCONNECTED FROM THE STAGE 2 UNISON RING AS WELL AS SOME ARMS WERE BROKEN. SUSPECT UNISON RING BROKE AND REPO
- [SDR COZA20170929113](https://openairdocs.org/sdr/COZA20170929113.md): Controller · intermittent · Sep 27, 2017 · N737KA · Boeing 7377BX · Cabin Temperature Control System
  > BITE CHECK OF THE CABIN TEMPERATURE CONTROLLER INDICATED AN INTERNAL FAILURE OF THE CONTROLLER. REPLACED THE CABIN TEMPERATURE CONTROLLER AND OPERATIONAL CHECK NORMAL.
- [SDR COZA20170804110](https://openairdocs.org/sdr/COZA20170804110.md): Accessory Unit · intermittent · Aug 4, 2017 · N737KA · Boeing 7377BX · Cabin Cooling System
  > ON GROUND, PACKS DO NOT DELIVER COLD AIR DISCREPANCY WAS WRITTEN BY FLIGHT CREW. TROUBLESHOOTING DETERMINED THE AIR CONDITIONING ACCESSORY UNIT (ACAU) TO BE INTERMITTENT OR FAILED INTERNALLY. REPLACED THE ACAU AND OPERATIONAL CHECK NORMAL.
- [SDR COZA20170713109](https://openairdocs.org/sdr/COZA20170713109.md): Controller · failed · Jul 11, 2017 · N737KA · Boeing 7377BX · Cabin Cooling System
  > LEFT PACK OUTPUT TEMPERATURE APPEARS TO BE WARMER THAN THE RIGHT PACK ON THE GROUND. PERFORMED BITE CHECK ON THE CABIN TEMPERATURE CONTROLLER PER THE FIM WITH NO FAULTS DISPLAYED. PERFORMED BITE CHECK OF LEFT AND RIGHT 35 DEG CONTROLLERS. CONTROLLER FAULT W
- [SDR COZA20170119105](https://openairdocs.org/sdr/COZA20170119105.md): Idg · failed · Jan 15, 2017 · N737KA · Boeing 7377BX · AC Generator-Alternator
  > THE NR 2 SOURCE OFF/ GENERATOR OFF LIGHT CAME ON IN CLIMB AND WOULD NOT RESET. ON THE GROUND, THE GENERATOR CONTROL UNIT SHOWED AN IDG FAULT LIGHT. RESET THE GCU AND PERFORMED AN ENGINE RUN WITH NO FAULTS RECURRING ON THE GCU. WHILE PERFORMING AN INSPECTION
- [SDR COZA20161123099](https://openairdocs.org/sdr/COZA20161123099.md): Idg · failed · Nov 20, 2016 · N737KA · Boeing 7377BX · AC Generator-Alternator
  > RIGHT ENGINE DRIVE LIGHT ILLUMINATED AT ENGINE START. USING THE FAULT ISOLATION MANUAL, DETERMINED RIGHT IDG TO HAVE AN INTERNAL FAULT THAT CAUSED AN AUTOMATIC DISCONNECT. REPLACED THE IDG AND OPERATIONAL CHECKED NORMAL.
- [SDR COZA20160921095](https://openairdocs.org/sdr/COZA20160921095.md): Controller · intermittent · Sep 18, 2016 · N737KA · Boeing 7377BX · Cabin Temperature Control System
  > RIGHT PACK LIGHT ILLUMINATED DURING RECALL TEST DURING DESCENT INTO OAKLAND. PERFORMED BITE CHECK ON RIGHT PACK/ZONE TEMPERATURE CONTROLLER PER FIM 21-61 TASK 801. FOUND RAM AIR ACTUATOR, TRIM VALVE ZONE FWD, TCV AND FLIGHT DECK TRIM AIR VALVE LIGHT ILLUMINA
- [SDR COZA20160825091](https://openairdocs.org/sdr/COZA20160825091.md): Spar · corroded · Aug 23, 2016 · N737KA · Boeing 7377BX · Aircraft Structures
  > CORROSION WAS FOUND ON THE FORWARD SIDE OF THE RIGHT WING SPAR AT THE NR 2 FORWARD BOOST PUMP. THE CORROSION WAS LOCATED DIRECTLY ABOVE AND BELOW THE PUMP RADIATING OUT FROM THE BONDING JUMPER ATTACH POINTS. THE CORROSION WAS REMOVED, SPAR NDT'D AND REMAININ
- [SDR COZA20160608078](https://openairdocs.org/sdr/COZA20160608078.md): Controller · faulted · Jun 4, 2016 · N737KA · Boeing 7377BX · Cabin Pressure Controller
  > AMBER, AUTO FAIL, ANNUNCIATOR ON THE PRESSURIZATION PANEL ILLUMINATED IN THE COCKPIT. BITE CHECKS WERE PERFORMED ON THE PRESSURE CONTROLLERS. 1 CONTROLLER SHOWED A MESSAGE FOR AN INTERNAL FAULT. CONTROLLER WAS REPLACED AND OPS CHECK NORMAL.
- [SDR COZA20160226077](https://openairdocs.org/sdr/COZA20160226077.md): Pressure Switch · failed · Feb 22, 2016 · N737KA · Boeing 7377BX · APU Oil System
  > DURING APU START, APU LOW OIL PRESSURE LIGHT ILLUMINATED AND APU AUTO SHUTDOWN. TROUBLESHOOTING USING THE FAULT ISOLATION MANUAL FOUND THE LOW OIL PRESSURE SWITCH FAILED. REPLACED THE SWITCH, OPS CHECK NORMAL.
- [SDR COZA20151218073](https://openairdocs.org/sdr/COZA20151218073.md): Pitot Tube · failed · Dec 14, 2015 · N737KA · Boeing 7377BX · Pitot/Static System
  > LEFT ELEVATOR PITOT, AMBER ANNUNCIATION CAME ON AND ELEVATOR PITOT LT, CIRCUIT BREAKER TRIPPED. REPLACED LT ELEVATOR FEEL PITOT PROBE AND OPS CHECK NORMAL.
- [SDR COZA20151119066](https://openairdocs.org/sdr/COZA20151119066.md): Control Panel · malfunctioned · Nov 15, 2015 · N737KA · Boeing 7377BX · Cabin Pressure Control System
  > LANDING ALTITUDE WINDOW BLANK ON THE CABIN PRESSURIZATION CONTROL PANEL. USING THE DIM AND LIGHTS TEST, CONFIRMED CONTROL PANEL FAILED INTERNALLY. REPLACED THE PRESSURIZATION CONTROL PANEL AND OPS CHECK NORMAL.
- [SDR COZA20151119065](https://openairdocs.org/sdr/COZA20151119065.md): Panel · stuck · Nov 15, 2015 · N737KA · Boeing 7377BX · Aircraft Fuel System
  > WHILE PERFORMING CENTER FUEL TANK AUTO SHUTOFF TEST, FOUND RT CENTER FUEL TANK TEST SWITCH STICKING. REPLACED FUEL TEST PANEL P61-8 AND OPS TEST NORMAL.
- [SDR COZA20151112064](https://openairdocs.org/sdr/COZA20151112064.md): Antenna · inoperative · Nov 12, 2015 · N737KA · Boeing 7377BX · Automatic Direction Finder (ADF) System
  > NUMBER 2 ADF FAILED TO OPERATE & WAS TROUBLE SHOT TO THE ANTENNA. REPLACED THE ANTENNA & NR 2 ADF OPERATES CORRECTLY.
- [SDR COZA20151112063](https://openairdocs.org/sdr/COZA20151112063.md): Pcu · leaking · Nov 12, 2015 · N737KA · Boeing 7377BX · Aileron Control System
  > UPPER AILERON PCU LEAKING FLUID FROM OUTPUT SHAFT. REPLACED AILERON PCU & NO LEAKS FOUND.
- [SDR COZA20151112062](https://openairdocs.org/sdr/COZA20151112062.md): Pcu · leaking · Nov 12, 2015 · N737KA · Boeing 7377BX · Aileron Control System
  > LOWER AILERON PCU LEAKING FLUID FROM OUTPUT SHAFT. REPLACED AILERON PCU & NO LEAKS FOUND.
- [SDR COZA20151112061](https://openairdocs.org/sdr/COZA20151112061.md): Metering Valve · leaking · Nov 12, 2015 · N737KA · Boeing 7377BX · Landing Gear Brake System
  > LEFT BRAKE METERING VLV LEAKING FLUID FROM VLV BODY. REPLACED VLV & NO LEAKS FOUND.
- [SDR COZA20150819060](https://openairdocs.org/sdr/COZA20150819060.md): Overheat Sensor · false indication · Aug 15, 2015 · N737KA · Boeing 7377BX · Overheat Detection
  > RT WING BODY OVERHEAT LIGHT ILLUMINATED. BITE CHECK OF THE COMPARTMENT OVERHEAT DETECTION CONTROL UNIT DISPLAYED FAULT CODE 64. RESISTANCE CHECKS ON SENSING ELEMENTS ASSOCIATED WITH THIS CODE WERE PERFORMED. THE RT INBD L/E ELEMENT M1269 WAS FOUND OUT OF LI
- [SDR COZA20150702055](https://openairdocs.org/sdr/COZA20150702055.md): Switch · sticking · Jun 29, 2015 · N737KA · Boeing 7377BX · Audio Integrating System
  > NR 2 AUDIO PANEL SELECT, SWITCH STICKS WHEN NR 1 SELECTED. REPLACED NR 2 AUDIO PANEL AND OPS CHECK NORMAL.
- [SDR COZA20150625054](https://openairdocs.org/sdr/COZA20150625054.md): Smoke Detector · faulty · Jun 21, 2015 · N737KA · Boeing 7377BX · Smoke Detection
  > AFT CARGO BAY FIRE LOOP "B" INOPERATIVE. REPLACED AFT CARGO PIT FIRE DETECTOR, OPS CHECK OK.
- [SDR COZA20150615053](https://openairdocs.org/sdr/COZA20150615053.md): Pitot Tube · inoperative · Jun 13, 2015 · N737KA · Boeing 7377BX · Pitot/Static System
  > RT ELEVATOR FEEL PITOT HEAT LIGHT CAME ON AND THE CIRCUIT BREAKER TRIPPED. REPLACED THE ELEVATOR FEEL PITOT PROBE. OPS CHECKED NORMAL.
- [SDR COZA20150604052](https://openairdocs.org/sdr/COZA20150604052.md): Sensor · false indication · Jun 1, 2015 · N737KA · Boeing 7377BX · Overheat Detection
  > INTERMITTENT RT WING BODY OVERHEAT LIGHT. BITE CHECK ON THE COMPARTMENT OVERHEAT DETECTION CONTROL UNIT SHOWED FAULT CODE 64. LEAK CHECK PERFORMED ON PNEUMATIC DUCTS IN THE RT WING, RT PYLON AND ECS BAY WITH NO LEAKS FOUND. USING THE FIM AND OVERHEAT DETECT
- [SDR COZA20150604051](https://openairdocs.org/sdr/COZA20150604051.md): Sensor · false indication · Jun 1, 2015 · N737KA · Boeing 7377BX · Overheat Detection
  > INTERMITTENT RT WING BODY OVERHEAT LIGHT. BITE CHECK ON THE COMPARTMENT OVERHEAT DETECTION CONTROL UNIT SHOWED FAULT CODE 64. LEAK CHECK PERFORMED ON PNEUMATIC DUCTS IN THE RIGHT WING, RIGHT PYLON AND ECS BAY WITH NO LEAKS FOUND. USING THE FIM AND AN OVERHE
- [SDR COZA20150226047](https://openairdocs.org/sdr/COZA20150226047.md): Sensor · defective · Feb 23, 2015 · N737KA · Boeing 7377BX · Pneumatic Distribution System
  > ON DECENT, RT DUCT PRESSURE INDICATED 15 PSI WITH LT PRESSURE AT 40 PSI. BLEED TRIP LIGHT ILLUMINATED. REPLACED PRE-COOLER CONTROL VALVE SENSOR AND BLEED SYSTEM OPERATED NORMALLY.
- [SDR COZA20150226046](https://openairdocs.org/sdr/COZA20150226046.md): Control Valve · inoperative · Feb 23, 2015 · N737KA · Boeing 7377BX · Pneumatic Distribution System
  > ON DECENT, RT DUCT PRESSURE INDICATED 15 PSI WITH LT PRESSURE AT 40 PSI. BLEED TRIP LIGHT ILLUMINATED. REPLACED PRE-COOLER CONTROL VALVE AND BLEED SYSTEM OPERATED NORMALLY.
- [SDR COZA20140810045](https://openairdocs.org/sdr/COZA20140810045.md): Outflow Valve · faulty · Aug 6, 2014 · N737KA · Boeing 7377BX · Pressure Regulator/Outflow Valve
  > THE AUTO FUNCTION OF THE CABIN PRESS CONTROL FAILED. TROUBLESHOOTING USING THE FAULT ISOLATION MANUAL & BITE TESTS FOUND A FAULT ON THE OUTFLOW VLV. THE OUTFLOW VLV WAS REPLACED & FAULTS DID NOT RETURN. OPERATIONAL TESTS OF THE CABIN PRESS CONTROL SYS WERE
- [SDR COZA20140720043](https://openairdocs.org/sdr/COZA20140720043.md): Audio Panel · inoperative · Jul 16, 2014 · N737KA · Boeing 7377BX · Audio Integrating System
  > ON THE GND, FIRST OBSERVERS AUDIO PANEL HAD NO LIGHTS IN THE MIKE SELECTOR BUTTONS. REPLACED AUDIO PANEL & OPERATIONAL CHECKED NORMAL.
- [SDR COZA20140416042](https://openairdocs.org/sdr/COZA20140416042.md): Light · inoperative · Apr 13, 2014 · N737KA · Boeing 7377BX · Exterior Lighting
  > LEFT FORWARD POSITION LIGHT WAS FOUND INOPERATIVE. DURING REPLACEMENT OF BULB, SOCKET WAS FOUND OXIDIZED TO WHERE REPAIR WAS NOT POSSIBLE. REPLACED THE POSITION LIGHT ASSEMBLY AND OPS CHECKED NORMAL.
- [SDR COZA20140416041](https://openairdocs.org/sdr/COZA20140416041.md): Control Panel · intermittent · Apr 13, 2014 · N737KA · Boeing 7377BX · Localizer/VOR System
  > NR 2 VOR NAVIGATION PANEL INTERMITTENTLY DISPLAYED INCORRECT NUMBERS IN THE ACTIVE FREQUENCY WINDOW, THOUGH THE PANEL, WORKED CORRECTLY OTHERWISE. REPLACED THE DISPLAY AND OPS CHECK NORMAL.
- [SDR COZA20140320040](https://openairdocs.org/sdr/COZA20140320040.md): Tat Probe · intermittent · Mar 16, 2014 · N737KA · Boeing 7377BX · Attitude Gyro and Indicating System
  > WHITE MESSAGE "A/T LIM" ON UPPER DISPLAY UNIT. TAT PROBE SIGNAL FAIL MAINTENANCE MESSAGE WAS FOUND DURING TROUBLESHOOTING USING THE FIM. TAT PROBE WAS REPLACED AND SYSTEM CHECKED NORMAL.
- [SDR COZA20140320039](https://openairdocs.org/sdr/COZA20140320039.md): Display · inoperative · Mar 16, 2014 · N737KA · Boeing 7377BX · Localizer/VOR System
  > NR 2 VOR NAVIGATION DISPLAY WENT BLANK. REPLACED DISPLAY AND OPS CHECK NORMAL.
- [SDR COZA20140131038](https://openairdocs.org/sdr/COZA20140131038.md): Shutoff Valve · stiff · Jan 29, 2014 · N737KA · Boeing 7377BX · Aircraft Fuel Distribution System
  > DURING PHASE 5 INSPECTION, CENTER FUELING SHUTOFF VALVE MANUAL OVERRIDE BUTTON FOUND STIFF AND INTERMITTENT WHEN OPERATED. REPLACED VALVE, PN 2671345. OPS CHECK NORMAL.
- [SDR COZA20140131037](https://openairdocs.org/sdr/COZA20140131037.md): Shutoff Valve · stiff · Jan 29, 2014 · N737KA · Boeing 7377BX · Aircraft Fuel Distribution System
  > DURING PHASE 5 INSPECTION, LEFT FUELING SHUTOFF VALVE MANUAL OVERRIDE BUTTON FOUND STIFF AND INTERMITTENT WHEN OPERATED. REPLACED VALVE, OPS CHECKED NORMAL.
- [SDR COZA20140107036](https://openairdocs.org/sdr/COZA20140107036.md): Pump · failed · Jan 3, 2014 · N737KA · Boeing 7377BX · Hydraulic Pump (Electric/Engine), Main
  > ON A VERIFICATION FLIGHT, "B" SYSTEM ENGINE HYDRAULIC PUMP LOW PRESSURE LIGHT CAME ON. INSPECTION FOUND THE RT ENGINE HYDRAULIC PUMP WAS EXTREMELY HOT AND LEAKING FLUID, BUT THE SHAFT HAD NOT SHEARED. THE QUICK DISCONNECT FITTING FOR THE RT ENGINE HYD PUMP C
- [SDR COZA20131231035](https://openairdocs.org/sdr/COZA20131231035.md): Pump · failed · Dec 28, 2013 · N737KA · Boeing 7377BX · Hydraulic Pump (Electric/Engine), Main
  > AFTER TOP OF DESCENT, "B" HYDRAULIC SYSTEM LOW PRESSURE LIGHT CAME ON. ON GROUND, INSPECTION OF RT ENGINE FOUND HYDRAULIC FLUID ON THE ENGINE COWLING. FURTHER INVESTIGATION, FOUND THE RT ENGINE HYDRAULIC PUMP SHAFT SHEARED AND THE ENGINE OIL OVER FULL. HY
- [SDR COZA20131107034](https://openairdocs.org/sdr/COZA20131107034.md): Sensor · inoperative · Nov 3, 2013 · N737KA · Boeing 7377BX · Trailing Flap Position Indicating System
  > AFTER A FLAPS 40 LANDING, THE FLAPS SPLIT AND STOPPED WHILE BEING RETRACTED. THE LT FLAP SKEW SENSOR INDICATOR CIRCUIT BREAKER POPPED. TROUBLESHOOTING DETERMINED THE NR 3 FLAP SKEW SENSOR HAD FAILED. R & R THE FLAP SKEW SENSOR. OPS CHECKS WERE NORMAL.
- [SDR COZA20130923033](https://openairdocs.org/sdr/COZA20130923033.md): Control Panel · inoperative · Sep 21, 2013 · N737KA · Boeing 7377BX · Landing and Taxi Aids
  > DURING MX CHECKS IN COCKPIT, NR 2 NAV CONTROL PANEL FOUND BLINKING. "FAILED" SHOWED IN THE WINDOWS WHEN FREQUENCIES WERE TRANSFERRED. THE NAV CONTROL PANEL WAS REPLACED AND OPS CHECKED NORMAL.
- [SDR COZA20130908032](https://openairdocs.org/sdr/COZA20130908032.md): Start Valve · inoperative · Sep 8, 2013 · N737KA · Boeing 7377BX · Engine Start Valves/Controls
  > DURING LT ENGINE START, LT "START VALVE OPEN" LIGHT REMAINED ILLUMINATED AFTER ENGINE START SWITCH WAS TURNED OFF. TROUBLESHOOTING IAW THE FAULT ISOLATION MANUAL, DETERMINED THE START VALVE HAD FAILED. REPLACED LT ENGINE START VALVE AND OPS CHECK NORMAL.
- [SDR COZA20130830031](https://openairdocs.org/sdr/COZA20130830031.md): Actuator · leaking · Aug 28, 2013 · N737KA · Boeing 7377BX · Drag Control Actuator
  > DURING INSPECTION, THE NR 10 FLIGHT SPOILER ACTUATOR WAS FOUND STATICALLY LEAKING FROM THE INPUT LINKAGE ASSEMBLY. OPERATING THE FLIGHT SPOILER WITH HYD POWER DID NOT CHANGE THE LEAK RATE. REPLACED ACTUATOR AND OPERATIONALLY CHECKED WITH NO LEAKS FOUND.
- [SDR COZA20130814030](https://openairdocs.org/sdr/COZA20130814030.md): Display · inoperative · Aug 10, 2013 · N737KA · Boeing 7377BX · Central Display
  > ON GROUND, F/O PRIMARY FLIGHT DISPLAY UNIT WENT DARK. R & R THE DISPLAY UNIT. OPS CHECKED NORMAL.
- [SDR COZA20130708029](https://openairdocs.org/sdr/COZA20130708029.md): Signal Cond Unit · inoperative · Jul 5, 2013 · N737KA · Boeing 7377BX · Engine Vibration Analyzer
  > ENGINE VIBRATION INDICATIONS WENT BLANK ON SECONDARY ENGINE DISPLAY. USING TROUBLESHOOTING INFORMATION FROM THE FIM, THE AIRBORNE VIBRATION MONITORING SIGNAL CONDITIONER WAS FOUND INOPERATIVE. REPLACED THE AVM SIGNAL CONDITIONER AND ENGINE VIBRATION INDICATI
- [SDR COZA20130618028](https://openairdocs.org/sdr/COZA20130618028.md): Control Unit · inoperative · Jun 16, 2013 · N737KA · Boeing 7377BX · DC Generating System
  > DURING GROUND CHECKS, "ELEC" LIGHT ILLUMINATED ON THE ELECTRIC METERS, BATTERY AND GALLEY POWER MODULE. BITE CHECK ON POWER MODULE P5-13 INDICATED "SPCU INOP". REPLACED THE STANDBY POWER CONTROL UNIT. OPS CHECK NORMAL AND "ELEC" LIGHT NOT ILLUMINATED.
- [SDR COZA20130609027](https://openairdocs.org/sdr/COZA20130609027.md): Fdau · inoperative · Jun 7, 2013 · N737KA · Boeing 7377BX · Data Recorders (Flight/Maintenance)
  > FLIGHT DATA RECORDER "OFF" LIGHT ILLUMINATED ON THE FDR/MACH AIRSPEED WARNING PANEL, P5. USING FAULT ISOLATION MANUAL TASKS, THE FLIGHT DATA ACQUISITION UNIT WAS FOUND FAILED INTERNALLY AND UNRESPONSIVE. REPLACEMENT FDAU, PN 967-0212-002 WAS INSTALLED AND O
- [SDR COZA20130603026](https://openairdocs.org/sdr/COZA20130603026.md): Control Unit · inoperative · May 31, 2013 · N737KA · Boeing 7377BX · DC Generating System
  > ACFT WAS ON THE GROUND AND "ELEC" LIGHT WAS ILLUMINATED ON THE ELECTRIC METERS, BATTERY AND GALLEY POWER MODULE. BITE CHECK ON POWER MODULE P5-13, INDICATED SPCU INOP. R & R STANDBY POWER CONTROL UNIT. OPS CHECK NORMAL WITH NO MX MESSAGES OR LIGHTS.
- [SDR COZA20130131024](https://openairdocs.org/sdr/COZA20130131024.md): Control Panel · defective · Jan 28, 2013 · N737KA · Boeing 7377BX · VHF Communications System
  > BACKLIGHTING ON AUDIO CONTROL PANEL P/N 5145-1-64 WAS INTERMITTENT. REPLACED PANEL AND OPERATIONAL CHECK NORMAL.
- [SDR COZA20130124023](https://openairdocs.org/sdr/COZA20130124023.md): Actuator · leaking · Jan 23, 2013 · N737KA · Boeing 7377* · Drag Control Actuator
  > RIGHT INBOARD GROUND SPOILER, OUTBOARD ACTUATOR FOUND WEEPING FLUID. REPLACED ACTUATOR. OPS AND LEAK CHECKED NORMAL.
- [SDR COZA20130124022](https://openairdocs.org/sdr/COZA20130124022.md): Hydraulic System · low · Jan 21, 2013 · N737KA · Boeing 7377BX · Hydraulic System, Main
  > AIRCRAFT LANDED WITH "A" HYDRUALIC SYSTEM AT 64% AND REFILL ANNUNCIATED. INSPECTION FOUND SIGNS OF FLUID INBOARD OF RIGHT WING AND RIGHT SIDE OF FUSELAGE. RESERVOIR WAS SERVICED. LEAK CHECKS WERE PERFORMED BY ACTUATING LEADING EDGES, FLAPS, SPOILERS AND AIL
- [SDR COZA20130117021](https://openairdocs.org/sdr/COZA20130117021.md): Actuator · leaking · Jan 16, 2013 · N737KA · Boeing 7377BX · Leading Edge Slat Actuator
  > DURING INSPECTION, RIGHT INBOARD LEADING EDGE FLAP ACTUATOR FOUND LEAKING. REPLACED ACTUATOR P/N 382000-1001. OPERATIONAL CHECK, NO LEAKS FOUND.

Next page: https://openairdocs.org/aircraft/N737KA/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 n_number = 'N737KA' AND registry_match = 'registration'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/aircraft/N737KA/reports

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