# Service difficulty reports: N984HA A list on [N984HA](https://openairdocs.org/aircraft/N984HA.md). Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first. - [SDR HNAA2009011200390](https://openairdocs.org/sdr/HNAA2009011200390.md): Battery · discharged · Jan 7, 2009 · N984HA · Dhav DHC8102 · Emergency Lighting > LT AFT EMERGENCY LIGHT EXTERIOR LIGHT INOPERATIVE. R&R EMERGENCY LIGHT BATTERY BASE AT 3351 PS3 AT ROW 3. IAW MM 33-51-00. - [SDR HNAA2009011200391](https://openairdocs.org/sdr/HNAA2009011200391.md): Battery · discharged · Jan 7, 2009 · N984HA · Dhav DHC8102 · Emergency Lighting > EMERGENCY CEILING LIGHT INOPERATIVE IN ROW 1 AND ROW 7. R&R LIGHT BATTERY BASE AT 3351 PS3 AT ROW 3 IAW 33-51-00. - [SDR HNAA2008101600309](https://openairdocs.org/sdr/HNAA2008101600309.md): Collar · debonded · Oct 6, 2008 · N984HA · Dhav DHC8102 · Propeller Blade Section > MINOR PROP VIBRATION NR 1 PROP FELT ON TAXI OUT. CLT MAINT INSPECTED FOUND A BLADE COLLAR DISBONDED. REMOVED BLADE COLLAR HALF PER HAM STAND 61-10-00 DNAA ITEM PLACED ON 10 FLIGHT HOUR DMT FOR BLADE REMOVAL AND REPLACEMENT. ROA MAINT REMOVED AND REPLACED NR - [SDR HNAA2009012500022](https://openairdocs.org/sdr/HNAA2009012500022.md): Seat Track · corroded · Sep 10, 2008 · N984HA · Dhav DHC8102 · Fuselage, Seat/Cargo Attach Fittings > FORWARD LT INBD SEAT TRACK HAVE SURFACE CORROSION FROM STA X182 TO STA X424.124. FROM STA 182 TO STA 260 FOUND TO BE PREVIOUSLY BLENDED, R&R SEAT TRACK IAW RD8-53-1932. REMOVED CORROSION FROM STA 260 TO STA 424 IAW RD8-53-1339. - [SDR HNAA2009012500019](https://openairdocs.org/sdr/HNAA2009012500019.md): Panel · corroded · Sep 9, 2008 · N984HA · Dhav DHC8102 · Wing, Plate/Skin > STRESS PANEL 623 AT, 522AT, 521AT, 523AT CORROSION FOUND COUNTER SINK HOLES. STRESS PANEL 623AT, 523AT CORROSION REMOVED AND RETREATED 622AT,522 AT OUT OFF LIMITS. R&R PANEL. 512 AT NEED BUSHING INSTALLATION. - [SDR HNAA0800157](https://openairdocs.org/sdr/HNAA0800157.md): Line · leaking · Apr 27, 2008 · N984HA · Dhav DHC8102 · Hydraulic System, Main > HYDRAULIC LINE LEAK IN CABIN PRESSURE VESSEL, OVERHEAD AT ROW 5DF. - [SDR HNAA0800144](https://openairdocs.org/sdr/HNAA0800144.md): Hydraulic Line · cracked · Apr 27, 2008 · N984HA · Dhav DHC8102 · Hydraulic System, Main > HYDRAULIC LEAK AT PSU ROW 5DF. AIRCRAFT RETURNED TO GATE. MX CAPPED LINE OFF. AIRCRAFT FERRIED TO MDT. MX REPLACED NOSE GEAR DOWN LINE. - [SDR HNAA070245](https://openairdocs.org/sdr/HNAA070245.md): Switch · failed · Oct 17, 2007 · N984HA · Dhav DHC8102 · Propeller Controlling System > AFTER TAKEOFF AND GEAR RETRACTED NR 1 ENGINE BETA LOCKOUT SYSTEM ACTIVATED. TORQUE REACHED 98 PERCENT ON INDICATOR, REDUCED TORQUE BY RETARDING POWER AND CONDITION LEVER TO 900 RPM. FOUND SWITCH 6141-S3 BAD. REPLACED SWITCH. RESET BETA SWITCHES, RAN AIRCRA - [SDR HNAA0600123](https://openairdocs.org/sdr/HNAA0600123.md): Circuit Breaker · not closed · Oct 28, 2006 · N984HA · Dhav DHC8102 · Rudder Actuator > AFTER TAKEOFF RUDDER PRESSURE AND RUDDER FULL PRESSURE CAUTION LIGHTS ILLUMINATED FOLLOWED BY NR 1 RUDDER HYDRAULIC CAUTION LIGHT ILLUMINATED. FOUND CIRCUIT BREAKER N7 NR 2 RUDDER IS NOT FULLY SEATED. RESET BREAKER SYSTEM OPERATED NORMALLY. - [SDR HNAA0407104](https://openairdocs.org/sdr/HNAA0407104.md): Smoke Detector · inoperative · Jul 23, 2004 · N984HA · Dhav DHC8102 · Smoke Detection > WHILE IN MAINTENANCE IT WAS REPORTED AS THE NR 1 BAGGAGE BAY SMOKE DETECTOR AS BEING INOPERATIVE UPON TEST. MAINTENANCE REMOVED AND REPLACED THE NR 1 SMOKE DETECTOR. SYSTEM OPERATIONAL CHECKS GOOD. - [SDR PCAA0403180](https://openairdocs.org/sdr/PCAA0403180.md): Computer · faulty · Mar 6, 2004 · N984HA · Dhav DHC8102 · Integrated Flight System > FLIGHT 3893 HAD TO RETURN TO FIELD DUE TO NR 2 ADI AND HSI FAILING ON INITIAL CLIMB. MAINTENANCE REMOVED AND REPLACED NR 2 AHARS COMPUTER AND OPERATIONAL CHECKED NR 2 HSI AND ADI, ALL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE. - [SDR PCAA0207071](https://openairdocs.org/sdr/PCAA0207071.md): Wire · damaged · Jul 5, 2002 · N984HA · Dhav DHC8102 · Light System Wiring > DURING ROUTINE MAINTENANCE VISIT EMERGENCY LIGHT AT AIRSTAIR DOOR EXIT FOUND INOPERATIVE. WIRING REPAIRED AT ATTACH POINT TO TERMINAL IN WARDROBE. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE. - [SDR HNAA0200017](https://openairdocs.org/sdr/HNAA0200017.md): Oil Cap · loose · Feb 9, 2002 · N984HA · Dhav DHC8102 · Engine Oil Storage (Airframe Furnished) > NR 2 ENGINE LOSS OF OIL PRESSURE. SHUT DOWN NR 2 ENG AT 40 PSI. FOUND OIL AND CAP NOT SECURED COMPLIED WITH INSPECTIONS IAW PWC MM 05-50-00 PG 11-13 ALSO CARD W79-01-21J AND W 79-20-04I. NO DISCREPANCIES NOTED. RESECURED OIL TANK CAP, SERVICED ENGINE OIL, - [SDR HNAA000071](https://openairdocs.org/sdr/HNAA000071.md): Hydraulic Line · cracked · Sep 22, 2000 · N984HA · Dhav DHC8102 · Hydraulic System, Main > AFTER GEAR SELECTED UP, DURING RETRACTION NR 2 HYDRAULIC PUMP CAUTION LIGHT ILLUMINATED WITH ASSOCIATED LOSS OF QUANTITY. FOUND FLAIR CRACKED ON HYDRAULIC LINE. REPLACED HYDRAULIC LINE. QUANTITY WAS AT ZERO FOR LESS THAN FIVE MIN. - [SDR HNAA9900159](https://openairdocs.org/sdr/HNAA9900159.md): unknown · Nov 16, 1999 · N984HA · Dhav DHC8102 · Emergency Lighting > AFT INTERIOR EMERGENCY LIGHTS INTERMITTENT. REPLACED EMERGENCY LIGHTS BATTERIES, POSITION 5/6 (PS3 AND PS4). OPS. CHECK GOOD. - [SDR HNAA9900033](https://openairdocs.org/sdr/HNAA9900033.md): Battery · loose · Mar 3, 1999 · N984HA · Dhav DHC8102 · Emergency Lighting > FIRST AND THIRD OVERHEAD EMERGENCY LIGHTS INOPERATIVE. RESEATED BATTERY IN 3351-PS3. OPERATIONAL CHECK GOOD. - [SDR HNAA9900028](https://openairdocs.org/sdr/HNAA9900028.md): Power Supply · inoperative · Feb 23, 1999 · N984HA · Dhav DHC8102 · Emergency Lighting > NUMEROUS INTERIOR AND EXTERIOR EMERGENCY LIGHTS INOPERATIVE. REPLACED 3351-PS2 POWER SUPPLY, OPERATIONAL CHECK GOOD. - [SDR HNAA9898479](https://openairdocs.org/sdr/HNAA9898479.md): Gas Strut · failed · Nov 13, 1998 · N984HA · Dhav DHC8102 · Passenger/Crew Doors > CLT - FLT 3212 - PASSENGER DOOR WILL NOT OPEN ALL THE WAY (HALF WAY). REPLACED AFT GAS STRUT ASSEMBLY. OPERATIONAL CHECK GOOD. (M) - [SDR 95ZZZX6289](https://openairdocs.org/sdr/95ZZZX6289.md): Engine · failed · Sep 26, 1995 · N984HA · Dhav DHC8102 · Engine (Turbine/Turboprop) > BWI/HNP - FLT 3072 - ON FLIGHT 3072 BWI TO HPN, THE CABIN FILLED WITH SMOKE DURING DESCENT. THE AIRCRAFT LANDED IN HPN WITHOUT INCIDENT. FOUND THAT WITH THE BLEEDS OFF, SMOKE BEGAN TO DISSIPATE. REMOVED AND REPLACED THE NR 1 ENGINE. ## 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 = 'N984HA' AND registry_match = 'registration' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/aircraft/N984HA/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.