# Service difficulty reports: N444YV A list on [N444YV](https://openairdocs.org/aircraft/N444YV.md). Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first. - [SDR 2018F00157](https://openairdocs.org/sdr/2018F00157.md): Tire · cut · Mar 30, 2018 · N444YV · Dhav DHC8202 · Tire > AFTER LANDING, TIRE NR 3 LOST PRESSURE DUE TO A CUT IN THE TIRE TREAD. THE WHEEL WAS REMOVED AND REPLACED. - [SDR MASA2010040300289](https://openairdocs.org/sdr/MASA2010040300289.md): Battery Pack · discharged · Apr 3, 2010 · N444YV · Dhav DHC8202 · Emergency Lighting > LEFT EXTERIOR FORWARD EMERGENCY LIGHT INOP. CHARGED BATTERY PACK, OPS CHECK GOOD. - [SDR MASA2010020700115](https://openairdocs.org/sdr/MASA2010020700115.md): Light · inoperative · Feb 7, 2010 · N444YV · Dhav DHC8202 · Emergency Lighting > NR 1 & 3 OVERHEAD EMERGENCY LIGHTS INOP. MX FOUND A SHORT IN NR 1 LIGHT ASSY AND REPAIRED. OPS CHECK GOOD. - [SDR MASA2010020300106](https://openairdocs.org/sdr/MASA2010020300106.md): Wire · damaged · Feb 3, 2010 · N444YV · Dhav DHC8202 · Light System Wiring > ROW 12 AND 4 EMERGENCY PATH LIGHTS INOP. ON CALL MX REPAIRED WIRING TO LIGHT STRIP. - [SDR MASA2010020300104](https://openairdocs.org/sdr/MASA2010020300104.md): Connector · out of position · Feb 3, 2010 · N444YV · Dhav DHC8202 · Light System Wiring > ROW 1-4 EMERGENCY PATH LIGHTS INOP. REPOSITIONED WIRE CONNECTOR AT ROW 4. LIGHTS OPS NORMAL. - [SDR MASA200602667](https://openairdocs.org/sdr/MASA200602667.md): Power Supply · discharged · Dec 5, 2006 · N444YV · Dhav DHC8202 · Emergency Lighting > ASH 7050 DEN. MAIN AND SERVICE DOOR EMERGENCY EXIT LIGHTS INOPERATIVE. MX REMOVED AND REPLACED NR 2 POWER SUPPLY. - [SDR MASA200600763](https://openairdocs.org/sdr/MASA200600763.md): Proximity Sensor · dirty · Mar 13, 2006 · N444YV · Dhav DHC8202 · Door Warning System > ASH 7000 DEN - ABORTED TAKEOFF DUE TO A CARGO DOOR CAUTION. MAINTENANCE CLEANED CARGO DOOR PROX SENSOR. NO FURTHER DEFECTS NOTED. - [SDR MASA200600659](https://openairdocs.org/sdr/MASA200600659.md): Smoke Detector · false activation · Mar 4, 2006 · N444YV · Dhav DHC8202 · Smoke Detection > ASH 7055 DEN - PILOT REPORTED BAGGAGE SMOKE DETECTION WARNING MESSAGE WAS INTERMITTENT IN FLIGHT. MX REPLACED THE SMOKE DETECTOR. - [SDR MASA200600475](https://openairdocs.org/sdr/MASA200600475.md): Sign · inoperative · Feb 17, 2006 · N444YV · Dhav DHC8202 · Emergency Lighting > FWD EXIT DOOR EMERGENCY IDENTIFICATION SIGN INOP. AFTER A/C WARMED UP, FAULT CLEARED. SIGNED OFF WITH FLIGHT CREW AS NO FURTHER ACTION REQUIRED. - [SDR MASA200600309](https://openairdocs.org/sdr/MASA200600309.md): None · none · Feb 2, 2006 · N444YV · Dhav DHC8202 · Emergency Equipment > ASH 7053 DEN - SAFTEY EQUIPMENT INSPECTION STICKERS WERE OUT OF DATE ON THE FLIGHT DECK SAFETY EQUIPMENT. MAINTENANCE INSPECTED EQUIPMENT AND REPLACED INSPECTION STICKERS. ACFT CONTINUED OPERATIONS. - [SDR MASA200600029](https://openairdocs.org/sdr/MASA200600029.md): Unknown · unknown · Jan 10, 2006 · N444YV · Dhav DHC8202 · Flight Control System > ASH 7062 DEN, RUDDER TRAVEL WAS RESTRICTED TO 12 DEG TO THE LEFT SIDE, WITH FLAPS AT 5. MX OPS CHECKED. - [SDR MASA200500479](https://openairdocs.org/sdr/MASA200500479.md): Bulb · burned out · Jun 22, 2005 · N444YV · Dhav DHC8202 · Emergency Lighting > CREW REPORTED AN AFT EMERGENCY EXIT LIGHT INOP. MX REPLACED LIGHT BULB AND OPS CHECK NORMAL. - [SDR MASA200500150](https://openairdocs.org/sdr/MASA200500150.md): Wire Harness · burned · Feb 23, 2005 · N444YV · Dhav DHC8202 · Navigation System Wiring > ASH 7063 EGE-DEN - AFTER SHUTDOWN CREW REPORTED AN ELECTRICAL SMELL IN THE COCKPIT. DEN MAINTENANCE RAN A/C AND FOUND WIRE BUNDLE INSIDE OF FMS BOX CAUSING SHORT AND POPPING CB'S. 3/3 MX REMOVED AND REPLACED FMS. - [SDR MASA200300437](https://openairdocs.org/sdr/MASA200300437.md): Tru · failed · Nov 4, 2003 · N444YV · Dhav DHC8202 · DC Rectifier/Converter > DEN A/C POWER INDICATOR PANEL WAS SMOKING. MECHANIC REPLACED THE NR 1 TRU AND THE A/C POWER MONITOR POWER PANEL. OP CHECKS GOOD. - [SDR 2003F00186](https://openairdocs.org/sdr/2003F00186.md): Warning Light · illuminated · Nov 5, 2002 · N444YV · Dhav DHC8202 · Smoke Detection > DURING FLIGHT, THE SMOKE WARNING LIGHT ILLUMINATED FOR 5 SECONDS. MAINTENANCE PERFORMED OPERATIONAL CHECK OF THE SMOKE WARNING SYSTEM AND COULD NOT DUPLICATE THE PROBLEM. THE A/C CONTINUED WITHOUT INCIDENT. (M) - [SDR 2001F00654](https://openairdocs.org/sdr/2001F00654.md): Light · inoperative · Oct 14, 2001 · N444YV · Dhav DHC8202 · Emergency Lighting > FLT 6382 - YUM-PHX - THE CREW FOUND THE AFT CEILING OVERHEAD EMERGENCY FLOOD LIGHT INOPERATIVE. MAINTENANCE REPLACED THE BULB AND THE AIRCRAFT RETURNED TO SERVICE. (M) - [SDR MASA01001](https://openairdocs.org/sdr/MASA01001.md): Housing · cracked · Jan 4, 2001 · N444YV · Dhav DHC8202 · Emergency Lighting > DURING ROUTINE MAINTENANCE, THE CREW FOUND TWO EMERGENCY FLOOR ESCAPE PATH LIGHT FIXTURES WITH CRACKED HOUSING. MAINTENANCE REMOVED AND REPLACED THE EMERGENCY ESCAPE PATH LIGHT FIXTURES AND OPS CHECKS GOOD. (M) - [SDR MASA00143](https://openairdocs.org/sdr/MASA00143.md): Lamp · burned out · Nov 8, 2000 · N444YV · Dhav DHC8202 · Emergency Lighting > FLT 6370 - YUM-PHX - THE LEFT FORWARD EMERGENCY EGRESS LIGHT INOPERATIVE, MX WAS CALLED. THE LIGHT WAS MEL'D. THE AIRCRAFT WAS RETURNED TO SERVICE. UPON ARRIVAL IN PHX MX WAS CALLED. MX REPLACED THE LEFT FORWARD EMERGENCY EGRESS LIGHT. OPS CHECKED GOOD. - [SDR MASA99105](https://openairdocs.org/sdr/MASA99105.md): Computer · failed · Jun 25, 1999 · N444YV · Dhav DHC8202 · Fuel Controlling System > PHX/TEX - FLT 6360 - IN-FLIGHT, THE AIRCRAFT LOST TORQUE IN THE NR 2 ENGINE. THE CREW SHUT THE ENGINE DOWN AND DECLARED AN EMERGENCY. THE AIRCRAFT WAS RETURNED TO THE FIELD WITHOUT FURTHER INCIDENT. MAINTENANCE REMOVED AND REPLACED THE MFC. OPS CHECK GOOD. - [SDR MASA99042](https://openairdocs.org/sdr/MASA99042.md): Switch · out of position · Mar 11, 1999 · N444YV · Dhav DHC8202 · Emergency Lighting > FLT 6230 - PHX-MTJ - DURING PREFLIGHT WALK AROUND, THE CREW NOTICED THAT ONE FORWARD EMERGENCY LIGHT WAS INOPERATIVE. THE DISCREPANCY WAS DEFERRED PER MEL 33-10. AIRCRAFT WAS RETURNED TO SERVICE. IN SUBSEQUENT MAINTENANCE, THE COCKPIT SWITCH WAS RESET, OPS - [SDR MASA99006](https://openairdocs.org/sdr/MASA99006.md): Bulb · failed · Jan 10, 1999 · N444YV · Dhav DHC8202 · Emergency Lighting > FLT 6385 - PHX-YUM - CREW REPORTED ONE ESCAPE PATH LIGHTING BULB INOPERATIVE. MAINTENANCE ACTION WAS DEFERRED PER MEL 33-11. AIRCRAFT WAS RETURNED TO SERVICE. IN SUBSEQUENT MAINTENANCE THE FORWARD EMERGENCY EXIT FLOOR TRACK WAS REPLACED. (M) - [SDR MASA98152](https://openairdocs.org/sdr/MASA98152.md): Control Unit · malfunctioned · Aug 9, 1998 · N444YV · Dhav DHC8202 · Fire Detection > FLT 5077 - PHX-DRO - CREW REPORTED RIGHT ENGINE FIRELOOP 'B' FAULT LIGHT ILLUMINATED IN FLIGHT. MAINTENANCE ACTION WAS DEFERRED PER MEL 26-01. AIRCRAFT WAS RETURNED TO SERVICE. IN SUBSEQUENT MAINTENANCE, SYSTEM WAS TROUBLESHOT. NO DISCREPANCIES WERE NOTED. - [SDR MASA98116](https://openairdocs.org/sdr/MASA98116.md): Cover Plate · damaged · May 27, 1998 · N444YV · Dhav DHC8202 · Rudder, Plate/Skin > DUE TO OTHER AIRCRAFT BEING NOTED WITH FORE RUDDER LOWER RIB END CAP AND/OR COVER PLATE DAMAGE. A/C'S RUDDER WAS INSPECTED DURING ROUTINE MAINTENANCE. THE FORWARD RUDDER LOWER RIB END CAP ACCESS PANEL COVER PLATE P/N 85540021 WAS NOTED TO HAVE SEVERAL RIVETS - [SDR MASA98108](https://openairdocs.org/sdr/MASA98108.md): Bulb · failed · May 18, 1998 · N444YV · Dhav DHC8202 · Emergency Lighting > FLT 5157 - ASE-GJT - UPON ARRIVAL IN GJT, CREW REPORTED THE SECOND FROM THE AFT OVERHEAD EMERGENCY LIGHT WAS INOP. MAINTENANCE REMOVED AND REPLACED THE BULB. AIRCRAFT WAS RETURNED TO SERVICE. (M) - [SDR MASA98065](https://openairdocs.org/sdr/MASA98065.md): Bulb · out of position · Mar 30, 1998 · N444YV · Dhav DHC8202 · Emergency Lighting > PORTABLE EMERGENCY LIGHT WAS FOUND INOPERATIVE DURING PRE-MAINTENANCE RUN-UP. FOUND BULB OUT OF POSITION, REPOSITIONED BULB. OPS CHECK GOOD. (M) - [SDR MASA98061](https://openairdocs.org/sdr/MASA98061.md): Battery · discharged · Mar 21, 1998 · N444YV · Dhav DHC8202 · Emergency Lighting > DURING ROUTINE MAINTENANCE, FOUND SEVERAL EMERGENCY LIGHTS WOULD NOT ILLUMINATE. REPLACED NR 2 POSITION EMERGENCY LIGHT BATTERY. OPS CHECK GOOD. (M) - [SDR MASA98056](https://openairdocs.org/sdr/MASA98056.md): Bulb · failed · Mar 13, 1998 · N444YV · Dhav DHC8202 · Emergency Lighting > DURING ROUTINE LIGHTING CHECK, MAINTENANCE FOUND THE THE SECOND CABIN OVERHEAD CENTER AISLE EMERGENCY LIGHT WOULD NOT ILLUMINATE. MAINTENANCE REMOVED AND REPLACED THE BULB. OPS CHECK GOOD. (M) - [SDR MASA97258](https://openairdocs.org/sdr/MASA97258.md): Socket · loose · Dec 17, 1997 · N444YV · Dhav DHC8202 · Emergency Lighting > DURING ROUTINE LINE CHECK INSPECTION, MAINTENANCE FOUND THE CENTER AISLE EMERGENCY EXIT SIGN FAILED TO ILLUMINATE. AFTER INSPECTION IT WAS NOTED THAT THE SOCKET WAS LOOSE. THE SOCKET WAS RESECURED AND THE LIGHT FUNCTIONED NORMALLY. (M) - [SDR MASA97139](https://openairdocs.org/sdr/MASA97139.md): Light · inoperative · Aug 30, 1997 · N444YV · Dhav DHC8202 · Emergency Lighting > DURING THE PREFLIGHT CHECK, THE CAPTAIN FOUND THE FORWARD FLOOR TRACK LIGHTING HAD THREE BULBS THAT WOULD NOT ILLUMINATE. MAINTENANCE REMOVED AND REPLACED FORWARD STRIP. AIRCRAFT WAS RETURNED TO SERVICE. (M) - [SDR MASA97110](https://openairdocs.org/sdr/MASA97110.md): Bulb · failed · Jun 12, 1997 · N444YV · Dhav DHC8202 · Emergency Lighting > GJT/DEN - FLT 7571 - IN GJT, THE CREW FOUND THE PORTABLE COCKPIT EMERGENCY LIGHT INOPERATIVE. MAINTENANCE REMOVED AND REPLACED THE BULB AND BATTERIES, OPS CHECK GOOD. AIRCRAFT RETURNED TO SERVICE. (X) - [SDR 97ZZZX4325](https://openairdocs.org/sdr/97ZZZX4325.md): Batteries · discharged · Jun 12, 1997 · N444YV · Dhav DHC8202 · Emergency Lighting > GJT/DEN - FLT 7571 - IN GJT, THE CREW FOUND THE PORTABLE COCKPIT EMERGENCY LIGHT INOPERATIVE. MAINTENANCE REMOVED AND REPLACED THE BULB AND BATTERIES, OPS CHECK GOOD. AIRCRAFT RETURNED TO SERVICE. (X) ## 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 = 'N444YV' AND registry_match = 'registration' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/aircraft/N444YV/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.