# Service difficulty reports: Bombardier DHC-8-401 A list on [Bombardier DHC-8-401](https://openairdocs.org/model/bombardier-dhc-8-401.md). Newest first. General aviation reporting is voluntary. Page 1 of 34 · 1,666 reports - [SDR CA190722009](https://openairdocs.org/sdr/CA190722009.md): Power Unit · failed · Jul 18, 2019 · Bombdr DHC8401 · Trailing Edge Flap Control System > (CAN) FLAP POWER CAUTION LIGHT ILLUMINATED ON APPROACH, FLAPS STUCK A 5 DEGREES. PERFORMED CHECK LIST THEN FLAPS STUCK AT ZERO. DECLARED EMERGENCY AND PERFORMED ZERO FLAP LANDING. REPORTED FAULT CODES HYDRAULIC PRESSURE LOSS. FPU REPLACED AND AIRCRAFT RTS. PN - [SDR CA160113001](https://openairdocs.org/sdr/CA160113001.md): O-Ring · broken · Jan 10, 2016 · Bombdr DHC8401 · Hydraulic System, Main > (CAN) PILOT REPORTED LOSS OF NR 1 SYSTEM HYDRAULIC FLUID, WITH A RESULTING 0 DEGREE FLAP LANDING AT DEPARTING AIRPORT. CREW WAS NOT DECLARED EMERGENCY LANDING, BUT THE AIRPORT WAS PREPARED AS IF THEY WERE DECLARED. FOUND GROUND CART RETURN PORT O-RING BROKEN - [SDR CA160107001](https://openairdocs.org/sdr/CA160107001.md): Target · loose · Dec 12, 2015 · Bombdr DHC8401 · Door Warning System > (CAN) DURING CLIMB, PILOT REPORTED NO AUTO PRESSURIZATION ACCOMPANIED BY A AFT BAGGAGE DOOR WARNING. ACFT PERFORMED AN AIR TURN BACK UNEVENTFUL LANDING. GROUND CHECK FOUND CPC FAULT, CLEANED UNIT AND CLEARED FAULT, RUN UP CHECK OK. ACFT DEPARTED SAME EVENT N - [SDR CA151125002](https://openairdocs.org/sdr/CA151125002.md): Door · departed · Nov 25, 2015 · Bombdr DHC8401 · Engine Cowling System > (CAN) LT NACELLE, OTBD FORWARD COWL, ACCESS DOOR DEPARTED ACFT IN FLIGHT AND LANDED SAFELY. DURING THE WALK AROUND, THE MISSING DOOR AND DAMAGED L/E WERE DISCOVERED. REPORTED THAT PART OF DOOR WAS FOUND AT THE DEPARTURE AIRPORT BY THE FIRE BRIGADE AND A PORT - [SDR CA151117001](https://openairdocs.org/sdr/CA151117001.md): Handle · unsecure · Nov 13, 2015 · Bombdr DHC8401 · Cargo/Baggage Doors > (CAN) A/C WAS CLIMBING WHEN THE CREW STOPPED THE CLIMB AT FL080 DUE TO A CARGO DOOR INDICATION AND DECIDED TO DIVERT FOR A SAFE LANDING ABOUT 35 MINUTES AFTER DEPARTURE. ENGINEERS FOUND THE AFT BAGGAGE DOOR HANDLE POPPED OPEN. DOOR SECURED AND DOOR WARNING S - [SDR CA150728002](https://openairdocs.org/sdr/CA150728002.md): Engine · malfunctioned · Jul 21, 2015 · Bombdr DHC8401 · Engine (Turbine/Turboprop) > (CAN) AT AROUND 10,000 FEET, ENGINE POWER INCREASED TO 110% TORQUE AND DROPPED TO 68%. THE PROPELLER INCREASED TO 1060 RPM. THE PILOT SHUTDOWN THE ENGINE. OPEN - [SDR QXEA2015062700344](https://openairdocs.org/sdr/QXEA2015062700344.md): Proximity Sensor · out of adjust · Jun 27, 2015 · N406QX · Bombdr DHC8401 · Door Warning System > CLIMBING OUT, FORWARD CARGO DOOR MASTER WARNING FUSELAGE DOOR, IT WOULD CONTINUE TO COME ON AND TURN OFF THEN STAYED ON. PRESSURIZATION NORMAL. RETURNED TO FIELD. LANDING UNEVENTFUL. ADJUSTED FORWARD BAGGAGE DOOR CLOSED PROXIMITY SENSOR IAW AMM 52-71-01-830- - [SDR QXEA2015062700343](https://openairdocs.org/sdr/QXEA2015062700343.md): Transducer · malfunctioned · Jun 27, 2015 · N416QX · Bombdr DHC8401 · Stall Warning System > DURING CLIMB PASSING THROUGH APPROXIMATELY 5800, PUSHER SYS FAIL CAUTION LIGHT ILLUMINATED. DIVERTED LANDING UNEVENTFUL. INSPECTED AND FOUND R AOA A-C BREAKER TRIPPED. R & R RT AOA TRANSDUCER IAW AMM 27-33-26-000-801 AND 27-33-26-400-801 LLM RTS C/W T/C 627 - [SDR QXEA2015062500347](https://openairdocs.org/sdr/QXEA2015062500347.md): Unknown · odor · Jun 25, 2015 · N409QX · Bombdr DHC8401 · Air Distribution System > APU BLEED AIR VERY STRONG ODOR WHEN IT IS ON. BLEED AIR PERFORMS GOOD. COMPLIED WITH TROUBLESHOOTING IAW NR 62172-01, ISSUE NR 2, STEP 3. RAN RECIRCULATION FAN AND APU FOR 20 MINUTES. NO ODOR DETECTED. CHANGED RECIRCULATING FAN FILTER AS PRECAUTION IAW AMM T - [SDR CA140604008](https://openairdocs.org/sdr/CA140604008.md): Actuator · failed · Jun 4, 2014 · Bombdr DHC8401 · Landing Gear Actuator > (CAN) ON APPROACH NLG DID NOT EXTEND. ALTERNATE GEAR DOWN SELECTION USED. GEAR EXTENDED NORMALLY AND UNEVENTFUL LANDING PERFORMED. MAINTENANCE REPLACED THE NOSE GEAR DOOR ACTUATOR AND RETURNED THE ACFT TO SERVICE. - [SDR CA140517002](https://openairdocs.org/sdr/CA140517002.md): O-Ring · cut · May 15, 2014 · Bombdr DHC8401 · Hydraulic System, Main > (CAN) DURING DESCENT EMERGENCY DECLARED DUE TO NR 1 HYDRAULIC SYSTEM FLUID LOSS. UNEVENTFUL LANDING PERFORMED. MAINTENANCE FOUND A CUT O-RING NEAR THE GROUND-HYD SERVICE PORT. O-RING REPLACED AND ACFT RETURNED TO SERVICE. - [SDR CA140516008](https://openairdocs.org/sdr/CA140516008.md): Strut · malfunctioned · May 14, 2014 · Bombdr DHC8401 · Main Landing Gear Strut/Axle/Truck > (CAN) AFTER FINAL FLIGHT OF THE DAY MAINTENANCE DISCOVERED THE RT MLG SHOCK STRUT AT FULL EXTENSION AND THE TORQUE LINKS IN THE OVER CENTER POSITION. EVENT IS UNDER INVESTIGATION BY MFG`S. - [SDR CA140517001](https://openairdocs.org/sdr/CA140517001.md): Control Panel · failed · May 8, 2014 · Bombdr DHC8401 · Landing Gear Retraction/Extension System > (CAN) LANDING GEAR DID NOT RETRACT WHEN SELECTED UP, AIR TURNBACK PERFORMED, UNEVENTFUL LANDING. MAINTENANCE FOUND THE LANDING GEAR SELECT PANEL FAULTED. PANEL REPLACED AND ACFT RETURNED TO SERVICE. - [SDR CA140320004](https://openairdocs.org/sdr/CA140320004.md): Pcu · failed · Feb 27, 2014 · Bombdr DHC8401 · Propeller Controlling System > (CAN) DURING CLIMB, PROP TORQUE & ITT OBSERVED FLUCTUATING. NR 2 ENG WAS SHUT DOWN. RETURNED TO FIELD & UNEVENTFUL LANDING PERFORMED. R & R THE PROPELLER CONTROL UNIT & THE ACFT RETURNED TO SERVICE. - [SDR CA140208001](https://openairdocs.org/sdr/CA140208001.md): Pcu · failed · Jan 30, 2014 · Bombdr DHC8401 · Propeller Controlling System > (CAN) TAKEOFF REJECTED AT APPROXIMATELY 65 KNOTS. NR 2 ENGINE PRECAUTION AND POWERPLANT MESSAGE ILLUMINATED. RUNWAY CLEARED AND RETURNED TO GATE. MAINTENANCE ADVISED, FAULT CODE 224 REPORTED. NR 2 PROP CONTROL UNIT (PCU) REPLACED. - [SDR CA140218009](https://openairdocs.org/sdr/CA140218009.md): Selector Valve · failed · Jan 28, 2014 · Bombdr DHC8401 · Landing Gear Retraction/Extension System > (CAN) LANDING GEAR WOULD NOT RETRACT AFTER TAKEOFF, RETURNED TO FIELD. MAINTENENCE TROUBLESHOOTING DETERMINED THE LANDING GEAR SELECTOR VALVE FAILED. SOLENOID COIL OHM MEASUREMENT OUT OF TOLERANCE. SELECTOR VALVE REPLACED, ACFT RETURNED TO SERVICE. - [SDR CA140218007](https://openairdocs.org/sdr/CA140218007.md): Wire Harness · intermittent · Jan 28, 2014 · Bombdr DHC8401 · Landing Gear System Wiring > (CAN) AFTER TAKEOFF, LANDING GEAR SLOW TO RETRACT. RETURN TO FIELD. UNREASONABLE FAR MAINTENENCE, REPLACED THE NLG HARNESS. ACFT RETURNED TO SERVICE. - [SDR CA140218006](https://openairdocs.org/sdr/CA140218006.md): Pcu · failed · Jan 6, 2014 · Bombdr DHC8401 · Propeller Controlling System > (CAN) AT TAKEOFF POWER SELECTED, AUTOFEATHER FAILED TO ARM. RUNWAY VACATED AND ANOTHER TAKEOFF ATTEMPTED. AUTOFEATHER FAILED TO ARM, AGAIN. RETURN TO GATE. MAINTENENCE REPLACED THE PROP CONTROL UNIT. ACFT RETURNED TO SERVICE. - [SDR CA140218004](https://openairdocs.org/sdr/CA140218004.md): Valve · failed · Dec 8, 2013 · Bombdr DHC8401 · Drag Control System > (CAN) DURING CLIMB, THE SPOILER OTBD CAUTION LIGHT ILLUMINATED. ACFT RETURNED TO FIELD. MAINTENANCE REPLACED THE SPOILER UNLOAD VALVE, ACFT RETURNED TO SERVICE. - [SDR CA140214007](https://openairdocs.org/sdr/CA140214007.md): Shaft · sheared · Nov 12, 2013 · Bombdr DHC8401 · Hydraulic Pump (Electric/Engine), Main > (CAN) WHILE ON APPROACH WITH FLAPS SELECTED AT 15 DEGREES, THE NR 2 ENGINE HYD PUMP CAUTION LIGHT ILLUMINATED. HYDRAULIC QTY AND PRESSURE REMAINED NORMAL, UNEVENTFULL LANDING COMPLETED. MAINTENANCE REPLACED THE NR 2 ENGINE DRIVEN HYDRAULIC PUMP. - [SDR CA140209003](https://openairdocs.org/sdr/CA140209003.md): Valve · failed · Oct 25, 2013 · Bombdr DHC8401 · Engine Bleed Air System > (CAN) POWERPLANT MESSAGE POSTED JUST PRIOR TO TAKEOFF. ACFT TAXIED BACK TO THE GATE. MAINTENANCE R & R THE P2.2 VALVE AND RETURNED THE ACFT TO SERVICE. - [SDR CA140209002](https://openairdocs.org/sdr/CA140209002.md): Pcu · failed · Oct 13, 2013 · Bombdr DHC8401 · Propeller Controlling System > (CAN) DURING CLIMB PROP RPM INCREASED TO 1060 FOLLOWED BY THE NR 1 PEC CAUTION AND POWERPLANT MESSAGE. PROP WAS FEATHERED AND ENGINE SHUTDOWN. ACFT RETURNED TO FIELD AND AN UNEVENTFUL LANDING PERFORMED. MAINTENANCE REPLACED THE NR 1. PROP CONTROL UNIT (PCU - [SDR CA140209001](https://openairdocs.org/sdr/CA140209001.md): Skin · detached · Sep 30, 2013 · Bombdr DHC8401 · Trailing Edge Flaps > (CAN) ON LANDING AT DESTINATION AIRPORT, A PORTION OF THE LT INBD FLAP SHROUD WAS DISCOVERED DETACHED AND PEALING. - [SDR CA140218012](https://openairdocs.org/sdr/CA140218012.md): Wire Harness · failed · Sep 14, 2013 · Bombdr DHC8401 · Landing Gear System Wiring > (CAN) AFTER LANDING GEAR SELECTED UP, NOSE GEAR UNSAFE LIGHT ILLUMINATED AND GEAR DOORS UNSAFE INDICATION. ALTERNATE GEAR EXTENSION PERFORM, UNEVENTFUL LANDING. MAINTENENCE REPLACED THE NOSE GEAR WOW HARNESS. HARNESS FOUND WORN/DAMAGED. ACFT RETURNED TO SER - [SDR CA140208002](https://openairdocs.org/sdr/CA140208002.md): Pcu · failed · Aug 29, 2013 · Bombdr DHC8401 · Rudder Actuator > (CAN) DURING CLIMB NR 1 RUDDER HYDRAULIC CAUTION ILLUMINATED. RETURN TO FIELD. MAINTENANCE REPLACED RUDDER PCU. - [SDR QXEA2012100401144](https://openairdocs.org/sdr/QXEA2012100401144.md): Flap Track · damaged · Oct 4, 2012 · N407QX · Bombdr DHC8401 · Trailing Edge Flaps > LT WING NR 4 FLAP TRACK BEAM WEB AREA HAS DAMAGE ON INBD AND OTBD SIDES. REMOVED DAMAGE IAW RD 8/4-57-1238. PERFORMED UT THICKNESS OF BLENDS IAW NTM 51-00-04-910-801 PT 1. MIN REMAINING THICKNESS.114". DAMAGE OUT OF LIMITS IAW RD 8/4-57-1238. MAPPED DAMA - [SDR QXEA2012093001129](https://openairdocs.org/sdr/QXEA2012093001129.md): Frame · corroded · Sep 30, 2012 · N407QX · Bombdr DHC8401 · Fuselage Main, Frame > FRAME 236, FLANGES ARE CORRODED STR 27P-30P. REMOVED FASTENERS AND CORROSION FROM FRAME IAW SRM 51-42-05-02-01 AND RD 8/4-53-2344. PERFORMED UT THICKNESS OF BLENDS IAW NTM 51-00-04-910-801, PT 1. MIN REMAINING THICKNESS.038". INSPECTED USING HFEC, NO CRAC - [SDR QXEA2012080200748](https://openairdocs.org/sdr/QXEA2012080200748.md): Bulb · inoperative · Aug 2, 2012 · N400QX · Bombdr DHC8401 · Emergency Lighting > SEVERAL CABIN CEILING ADVISORY LIGHT BULBS INOPERATIVE. RELAMPED. - [SDR QXEA2012080100746](https://openairdocs.org/sdr/QXEA2012080100746.md): Warning Light · illuminated · Aug 1, 2012 · N411QX · Bombdr DHC8401 · Hydraulic System, Main > NR 1 RUDDER HYDRAULIC CAUTION LIGHT ILLUMINATED AFTER TAKEOFF. RETURNED TO FIELD. LANDED UNEVENTFUL. R & R NR 1 RUDDER SHUTOFF VALVE AS A PRECAUTION. INSTALLED IAW AMM TASK 27-21-28-400-801. REMOVED IAW AMM 27-21-28-000-801. PERFORMED OPS TEST IAW TASK 27- - [SDR QXEA2012073000745](https://openairdocs.org/sdr/QXEA2012073000745.md): Line · leaking · Jul 30, 2012 · N406QX · Bombdr DHC8401 · Hydraulic System, Main > NR 2 HYD QUANTITY LOST, DROPPED TO ZERO, BEGAN WITH NR 2 HYD FLUID QUANTITY LOW, TRANSITIONED TO NR 2 ENG HYD PUMP CAUTION CHECKLIST, NR 2 ENG RAN FOR 25-30 MINUTES AFTER TOTAL LOSS OF FLUID, ALTERNATE GEAR EXTENSION ACCOMPLISHED SUCCESSFULLY. LANDING UNEVENTF - [SDR QXEA2012072900742](https://openairdocs.org/sdr/QXEA2012072900742.md): Floor Support · corroded · Jul 29, 2012 · N408QX · Bombdr DHC8401 · Fuselage Miscellaneous Structure > FRAME X32.4 CENTERLINE FLOORBOARD ATTACH AND STRUCTURE LIFTING PAINT/PROBABLE CORROSION. REMOVED FLOORBOARD ATTACH IAW SRM 51-42-05-02-01. CORROSION LIMITED TO FLOORBOARD. MATCH DRILLED IAW SRM 51-40-07-02-01. INSTALLED FLOORBOARD ATTACH IAW SRM 51-42-05- - [SDR QXEA2012072800741](https://openairdocs.org/sdr/QXEA2012072800741.md): Connector · broken · Jul 28, 2012 · N408QX · Bombdr DHC8401 · Light System Wiring > F/A REPORTS BURNED RUBBER ODOR IN THE AFT GALLEY, DETERMINED TO BE AFT CARGO BAY LIGHTS, DEACTIVATED. INSPECTED AND FOUND FORWARD LIGHT TO HAVE A BROKEN POSITIVE CONNECTOR. R & R LIGHT ASSY IAW AMM TASKS 33-31-01-000-801/400/801. OPS CHECKED GOOD. NO ODORS - [SDR QXEA2012072800736](https://openairdocs.org/sdr/QXEA2012072800736.md): Light · damaged · Jul 28, 2012 · N403QX · Bombdr DHC8401 · Emergency Lighting > CABIN FLOOR PATH LIGHTING AT ROWS 1-2 IS DISCOLORED FOR MORE THEN 50 PERCENT OF THE WIDTH. REPLACED EFFECTED FLOOR PATH LIGHTING STRIPS AS REQUIRED. - [SDR QXEA2012072700733](https://openairdocs.org/sdr/QXEA2012072700733.md): Seat Track · corroded · Jul 27, 2012 · N408QX · Bombdr DHC8401 · Fuselage, Seat/Cargo Attach Fittings > SEAT TRACK NR 15 MULTIPLE AREAS OF DAMAGE/CORROSION. REMOVED CORROSION IAW RD 8/4-53-884. FOUND TO BE OUT OF LIMITS IAW RD 8/4-53-884. REMOVED SEAT TRACK NR 15 IAW SRM 51-42-05-02-01. MATCH DRILLED NEW SEAT TRACK NR 15 IAW SRM 51-40-07-02-01. ALODINED HOL - [SDR QXEA2012072600743](https://openairdocs.org/sdr/QXEA2012072600743.md): Light · no test · Jul 26, 2012 · N408QX · Bombdr DHC8401 · Emergency Lighting > EMERGENCY LIGHT SYSTEM IN THE CABIN FAILS TEST. OPEN - [SDR QXEA2012072500735](https://openairdocs.org/sdr/QXEA2012072500735.md): Light · damaged · Jul 25, 2012 · N409QX · Bombdr DHC8401 · Emergency Lighting > CABIN FLOOR PATH LIGHTING STRIP DISBONDED AND OR DISCOLORED AT ROW 4 AND ROW 2. REPLACED EFFECTED LIGHT STRIPS. - [SDR QXEA2012072500732](https://openairdocs.org/sdr/QXEA2012072500732.md): Structure · corroded · Jul 25, 2012 · N408QX · Bombdr DHC8401 · Passenger/Crew Doors > FWD PAX DOOR STEP ASSY AFT GOOSENECK AND AFT GOOSENECK BACKING PLATE HAS CORROSION. REMOVED AFT GOOSENECK REF AMM 52-11-23-000-801. DRILLED NEW GOOSENECK REF AMM 52-11-23-400-801. REPLACED BACKING PLATE WITH NEW FROM STOCK. INSTALLED GOOSENECK AND GOOSENEC - [SDR QXEA2012072500730](https://openairdocs.org/sdr/QXEA2012072500730.md): Threshold · corroded · Jul 25, 2012 · N408QX · Bombdr DHC8401 · Fuselage Miscellaneous Structure > FWD PAX DOOR THRESHOLD PLATE BETWEEN STA X8.00 AND 24.000 HAS AREAS OF CORROSION ON TOP AND BOTTOM SURFACES. REMOVED THRESHOLD FOM IAW SRM 51-42-05-02-01. FOUND TO BE OUT OF LIMITS IAW SRM 53-20-23-02-01. THRESHOLD CHANNEL FOUND TO BE OUT OF LIMITS IAW SRM - [SDR QXEA2012072500729](https://openairdocs.org/sdr/QXEA2012072500729.md): Stop Pin · worn · Jul 25, 2012 · N408QX · Bombdr DHC8401 · Emergency Exits > FWD RT EMERGENCY EXIT UPPER AND MIDDLE BACK UP STOP PINS ALONG FWD EDGE OF DOOR HAVE WEAR. BLENDED IAW SRM 51-14-00-02-04. CONFIRMED AFFECTED AREAS CRACK FREE REF NTM 51-00-06-910-801, PT 1. BLENDS FOUND TO BE WITHIN LIMITS IAW RD 8/4-52-805. PRIMED IAW RD - [SDR QXEA2012072500728](https://openairdocs.org/sdr/QXEA2012072500728.md): Stop Pin · worn · Jul 25, 2012 · N408QX · Bombdr DHC8401 · Emergency Exits > FWD RT EMERGENCY EXIT UPPER, MIDDLE AND LOWER BACK UP STOP PINS ALONG AFT EDGE OF DOOR HAVE WEAR. BLENDED IAW SRM 51-14-00-02-04. CONFIRMED AREA CRACK FREE REF NTM 51-00-06-910-801 PT 1. BLENDED AREAS FOUND TO BE WITHIN LIMITS IAW RD 8/4-52-805. PRIMED IAW - [SDR QXEA2012072500727](https://openairdocs.org/sdr/QXEA2012072500727.md): Attach Bracket · cracked · Jul 25, 2012 · N416QX · Bombdr DHC8401 · Wing, Attach Fittings > LEFT NR 3 HYD SYS ELEVATOR PCU AIR FRAME STRUCTURE ATTACH BRACKET IS BROKEN (CRACKED). ACFT CURRENTLY DOWN FOR REPAIRS. - [SDR QXEA2012072400740](https://openairdocs.org/sdr/QXEA2012072400740.md): Transducer · malfunctioned · Jul 24, 2012 · N424QX · Bombdr DHC8401 · Landing Gear Brake System > BRAKES INEFFECTIVE ON LANDING ROLL OUT. ON POST FLIGHT FOUND NR 1 & 4 BRAKES COOL AND NR 2 & 3 HOT. R & R RT INBD WHEEL SPEED TRANSDUCER IAW AMM TASKS 32-46-11-000-801 AND 32-46-11-400-801. PERFORMED FUNCTION CHECKS IAW AMM TASK 32-46-00-720-801 AND 32-46- - [SDR QXEA2012072300723](https://openairdocs.org/sdr/QXEA2012072300723.md): Frame · corroded · Jul 23, 2012 · N408QX · Bombdr DHC8401 · Fuselage Main, Frame > FRAME X32.400 LOWER FLANGES HAVE CORROSION BETWEEN STRINGERS 32P TO 32S. BLENDED CORROSION IAW RD 8/4-53-2344. REMAINING MATERIAL IS 0.38". CONFIRMED CRACK FREE. ALODINED AND PRIMED AREA AND PAINTED. - [SDR QXEA2012072300725](https://openairdocs.org/sdr/QXEA2012072300725.md): Frame · corroded · Jul 23, 2012 · N408QX · Bombdr DHC8401 · Fuselage Main, Frame > FRAME BS 136.0 LOWER FLANGES HAVE CORROSION BETWEEN STRINGERS 31P AND 33. REMOVED CORROSION FROM FRAME X136 IAW RD 8/4-53-2344. REMAINING THICKNESS 0.39. CONFIRMED CRACK FREE. MATERIAL LOSS WITHIN LIMITS. APPLIED SURFACE PROTECTION AND PROTECTIVE COATINGS. - [SDR QXEA2012072300726](https://openairdocs.org/sdr/QXEA2012072300726.md): Frame · corroded · Jul 23, 2012 · N408QX · Bombdr DHC8401 · Fuselage Main, Frame > FRAME BS 236.00 LOWER FLANGES HAVE CORROSION BETWEEN STRINGERS 29P AND 30P. REMOVED CORROSION IAW SRM 51-21-00-00-02. REMAINING THICKNESS.038", CONFIRMED CRACK FREE. MATERIAL LOSS WITHIN LIMITS. RESTORED SURFACE PROTECTION. - [SDR QXEA2012072200718](https://openairdocs.org/sdr/QXEA2012072200718.md): Light · damaged · Jul 22, 2012 · N400QX · Bombdr DHC8401 · Emergency Lighting > EMERGENCY FLOOR PATH LIGHTING STAINED TOP COAT AT ROWS 20 AND ROW 1 AND AFT GALLEY. REPLACED EFFECTED STRIPS AS REQUIRED. - [SDR QXEA2012072100719](https://openairdocs.org/sdr/QXEA2012072100719.md): Light · damaged · Jul 21, 2012 · N415QX · Bombdr DHC8401 · Emergency Lighting > EMERGENCY FLOOR PATH LIGHTING AT FORWARD ENTRY, LT SEGMENTS 2 & 11 AND RT SEGMENT 10, REQUIRE REPLACEMENT. REPLACED EFFECTED SEGMENTS AS REQUIRED IAW CMM 33-51-01. - [SDR QXEA2012071900698](https://openairdocs.org/sdr/QXEA2012071900698.md): Bearing · corroded · Jul 19, 2012 · N408QX · Bombdr DHC8401 · Service Doors > AFT RT SERVICE DOOR 2 LIFT AND LATCH MECHANISM SHAFT BEARINGS HAVE CORROSION. REPLACED BEARINGS IAW AMM 52-41-11-400-801. - [SDR QXEA2012071900720](https://openairdocs.org/sdr/QXEA2012071900720.md): Actuator · malfunctioned · Jul 19, 2012 · N407QX · Bombdr DHC8401 · Engine Oil Cooler > ON CLIMOUT PASSING THROUGH APROX 12,000 FT, NOTED OIL TEMP AT 107 DEG AND CLIMBING ON THE NR 2 ENGINE. CONDUCTED THE HIGH OIL TEMP CHECKLIST, WHICH REDUCED THE POWER AND MONITORED FOR 10 MINUTES, FOLLOWING 10-12 MINUTES OIL TEMP WAS AT 113 DEG AND THE NR 2 EN - [SDR QXEA2012071900714](https://openairdocs.org/sdr/QXEA2012071900714.md): Light · unserviceable · Jul 19, 2012 · N416QX · Bombdr DHC8401 · Emergency Lighting > FLOOR PATH LIGHTING REQUIRED REPLACEMENT AT LT SIDE SEGMENT 1, RT EMERGENCY EXIT, RT SEGMENT 6, RT SEGMENT 9. REPLACED ALL AS REQUIRED IAW AMM 33-51-16-00-801 AND 33-51-16-400-801. Next page: https://openairdocs.org/model/bombardier-dhc-8-401/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 aircraft_model_key = 'DHC8401' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/model/bombardier-dhc-8-401/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.