# Service difficulty reports: Pratt & Whitney Canada PW305B

A list on [Pratt & Whitney Canada PW305B](https://openairdocs.org/engine/pratt-whitney-canada-pw305b.md).

Newest first. General aviation reporting is voluntary.

- [SDR ZKFA20240701058](https://openairdocs.org/sdr/ZKFA20240701058.md): Filter Housing · pulled · Jul 2, 2024 · N261PA · Braero HAWKER1000 · Engine Oil System (Airframe Furnished)
  > DURING A MAINTENANCE GROUND RUN, THE RT ENGINE DEVELOPED A MAJOR OIL LEAK AND WAS IMMEDIATELY SHUT DOWN. TECHNICIANS DISCOVERED THE OIL FILTER BOWL HAD BLOWN OFF. ONE HOLD DOWN STUD HAD COMPLETELY PULLED ITS THREADS OUT OF THE OIL FILTER HOUSING. A SECOND HOLD
- [SDR FUKA202201020001](https://openairdocs.org/sdr/FUKA202201020001.md): O-Ring · failed · Jan 2, 2022 · N8888H · Braero HAWKER1000 · Turbine Engine Oil System
  > WHILE CRUISING AT 36,000 FT, CREW NOTED AN E1 LOW OIL PRESSURE INDICATION. ON CONFIRMING LOSS OF OIL PRESSURE ON THE ANALOG INDICATOR. THE CREW COMPLIED WITH QRH AND PERFORMED IN-FLT SHUTDOWN OF NR 1 ENGINE. LANDED WITH NO ISSUES, NO EMERGENCY DECLARED. ON POS
- [SDR 4USA04272021003](https://openairdocs.org/sdr/4USA04272021003.md): Engine · surges · Apr 23, 2021 · N524LR · Braero BAE1251000A · Engine (Turbine/Turboprop)
  > AFTER TAKEOFF FROM KOPF,WHILE CLIMBING THROUGH FLIGHT LEVEL 15000, RIGHT HAND ENGINE N2 BEGAN SURGING. THROTTLE WAS BROUGHT BACK TO IDLE AND ENGINE STABILIZED. AFTER APPROXIMATELY 20 MINUTES WHILE IN A HOLDING PATTERN, RH ENGINE N2 AGAIN BEGAN SURGING. LANDED
- [SDR CA190604008](https://openairdocs.org/sdr/CA190604008.md): Engine · malfunctioned · May 23, 2019 · Braero BAE1251000A · Engine (Turbine/Turboprop)
  > (CAN) CUSTOMER REPORTED THAT THEY COULD NOT SHUT DOWN THE ENGINE NORMALLY, THEY HAD TO PULL THE T-HANDLE TO SHUT DOWN. WHEN ATTEMPTING TO SHUT THE ENGINE DOWN, PUT POWER LEVER IN CUT OFF, AND ENGINE OSCILLATED AND HUNG AROUND 30% N2. ITT WAS NEAR UPPER LIMIT A
- [SDR 2CJA2017082500003](https://openairdocs.org/sdr/2CJA2017082500003.md): Engine · malfunctioned · Aug 25, 2017 · N207K · Engine (Turbine/Turboprop)
  > CREW REPORTED AFTER LEVELING OFF AND IN CRUISE NOTICED THE N1 AND N2 STARTED TO ROLL BACK. THE CREW FOLLOWED THE ENGINE FAILURE CHECKLIST, DECLARED AN EMERGENCY. DESCENDING TO FL 250. DURING THE DECENT THE CREW NOTICED THE PARAMETERS FOR N1 AND N2 WERE STABL
- [SDR CA160216010](https://openairdocs.org/sdr/CA160216010.md): Engine · surges · Feb 10, 2016 · Braero HAWKER1000 · Engine (Turbine/Turboprop)
  > (CAN) DURING TAXIING, IN PREPARATION OF A REPOSITIONING FLIGHT, THE PILOT HEARD A LOUD NOISE REPORTED AS A COMPRESSOR SURGE. ENGINE POWER WAS PULLED BACK TO IDLE AND THEN SHUTDOWN. AIRCRAFT RETURNED TO THE HANGAR. THIS WAS THE SECOND EVENT. THE PREVIOUS TAXI R
- [SDR CA150602011](https://openairdocs.org/sdr/CA150602011.md): Engine · failed · May 17, 2015 · Braero HAWKER1000 · Engine (Turbine/Turboprop)
  > (CAN) CUSTOMER REPORTED THAT DURING TAKEOFF ROLL THE ACFT WAS SHAKING & ALL NR 2 ENG PARAMETERS WERE FLUCTUATING, ERRATIC. THE PILOT ELECTED TO PERFORM IFSD OF NR 2 ENG, TURNED AROUND & LANDED TO THE AIRPORT OF ORIGIN WITHOUT INCIDENT. AFTER LANDING, DURING
- [SDR CA140826003](https://openairdocs.org/sdr/CA140826003.md): Oil System · low pressure · Aug 4, 2014 · Braero BAE1251000A · Engine Oil Indicating System
  > (CAN) DURING FLIGHT, THE PILOT ELECTED TO SHUT DOWN THE LEFT ENGINE DUE TO LOW OIL PRESSURE. FLIGHT WAS DIVERTED TO VIE AIRPORT, VIENNA, AUSTRIA. UNEVENTFUL SINGLE ENGINE LANDING PERFORMED. AFTER LANDING THEY OIL FOUND LEAKED EXTERNALLY AND ENGINE LOST A LARGE
- [SDR CA131007001](https://openairdocs.org/sdr/CA131007001.md): Engine · surges · Sep 23, 2013 · Braero BAE1251000A · Engine (Turbine/Turboprop)
  > (CAN) DURING CRUISE FLIGHT, THE NR 2 ENGINE SURGED WHERE THE N2 AND FF IS FLUCTUATING AND N1 SPLIT OF 3 PERCENT.
- [SDR CA130819006](https://openairdocs.org/sdr/CA130819006.md): Engine · smoke · Aug 9, 2013 · Braero BAE1251000A · Engine (Turbine/Turboprop)
  > (CAN) DURING CLIMB AT 3000 FEET, THE PILOT REPORTED TO HAVE SMOKE IN CABIN. AFTER A FEW ACTIONS FROM THE CREW TRYING TO ISOLATE THE ENGINE FROM WHICH THIS SMOKE WAS COMING FROM, POWER WAS REDUCED AND SMOKE STOPPED. ACFT LANDED SAFELY WHERE ADDITIONAL GROUND
- [SDR ZKFR20130724001](https://openairdocs.org/sdr/ZKFR20130724001.md): Attach Fitting · corroded · Jul 24, 2013 · N261PA · Braero HAWKER1000 · Horizontal Stabilizer, Attach Fittings
  > DURING SCHEDULED INSPECTION, FOUND CORROSION ON LT SIDE OF VERTICAL TO HORIZONTAL STABILIZER ATTACH FITTING. CORROSION IS INTERGRANULAR, AND IS LOCATED AROUND 12 FASTENER HEADS.
- [SDR CA130502002](https://openairdocs.org/sdr/CA130502002.md): Engine · shutdown · Apr 29, 2013 · Braero BAE1251000A · Engine (Turbine/Turboprop)
  > (CAN) THE CREW REPORTED THE LT ENGINE SPOOL BACK AND AN UNCOMMANDED SHUTDOWN AFTER 30 MINUTES OF FLIGHT DURING CRUISE AT FL 330. DURING THE SHUTDOWN, THE CREW PERFORMED THE EMERGENCY CHECK LIST AND DESCENDED TO FL210 WHERE THEY PERFORMED A START. THE DURATIO
- [SDR CA130401012](https://openairdocs.org/sdr/CA130401012.md): Oil System · low pressure · Mar 23, 2013 · Braero HAWKER1000 · Engine Oil Indicating System
  > (CAN) AFTER LANDING, WHILE ON TAXI, THE OIL PRESSURE WENT DOWN, THE ENGINE ROLLED BACK AND SHUTDOWN BY ITSELF. THE PILOT CONTINUED TAXIING AND THE FIRE WARNING CAME ON. THE PILOT PULLED THE FIRE HANDLE, BUT DID NOT DISCHARGE BOTTLES, AS THE WARNING LIGHT WENT
- [SDR ZKFR2012040900001](https://openairdocs.org/sdr/ZKFR2012040900001.md): Skin · delaminated · Apr 9, 2012 · N261PA · Braero HAWKER1000 · Nacelle/Pylon, Plate/Skin
  > DURING ENGINE CHANGE, CORE COWL SEGMENT FOUND DELAMINATED. MFG HAS A REPAIR FOR THIS PROBLEM BUT UNFORTUNATELY THE EXTENT OF DAMAGE TO THIS CORE COWL IS BEYOND ALL LIMITS OF REPAIR. THE REPAIR IS USUALLY FOR A SMALL AMOUNT OF LIFTING AT THE CORNERS OF THE BO
- [SDR CA110427011](https://openairdocs.org/sdr/CA110427011.md): Oil System · low pressure · Apr 19, 2011 · Engine Oil Pressure
  > (CAN) LOW OIL PRESSURE ON FINAL APPROACH, LANDING GEAR LIGHTS WENT OUT, BUT GEAR DOWN WAS CONFIRMED BY ALTERNATE INDICATION, PIN. ON GROUND, AT APPROXIMATELY AT THE TIME OF ENGAGING THE THRUST REVERSERS, THE ENGINE LOW OIL PRESSURE INDICATION CAME ON AND SIMU
- [SDR 2011F00036](https://openairdocs.org/sdr/2011F00036.md): Starter Gen · failed · Mar 23, 2011 · N261PA · Raythn HAWKER800 · Starter-Generator
  > ACFT EXPERIENCED MODERATE VIBRATION IN CRUISE, FLIGHT CREW FELT VIBRATION WAS FROM NR 2 ENGINE, FOLLOWED SHORTLY AFTER WITH GEN 2 FAIL INDICATION, CREW SHUTDOWN NR 2 ENGINE, FLIGHT DIVERTED FOR NON-EVENTFUL SINGLE ENGINE LANDING. MX REMOVED NR 2 ENGINE STARTE
- [SDR CA110228001](https://openairdocs.org/sdr/CA110228001.md): Engine · shutdown · Feb 13, 2011 · Braero HAWKER1000 · Engine (Turbine/Turboprop)
  > (CAN) IFSD DURING TAXI AFTER LANDING, THE PILOT NOTICED AN UNCOMMANDED ENGINE SHUTDOWN. THE ACFT CONTINUED TO THE HANGAR AND ATTEMPTED ENGINE RE-START WAS UNSUCCESSFUL. T
- [SDR E0X2009F00002](https://openairdocs.org/sdr/E0X2009F00002.md): Unknown · unknown · Jun 27, 2009 · N539LR · Braero BAE1251000A · Central Warning
  > AT FL 410 ECS INLET OVERHEAT LIGHT ILLUMINATED, CREW PUT MAIN AIR VALVES BOTH ON LB AND STARTED A DESCENT TO FL 350. APPROX 1 MINUTE AFTER START OF DESCENT THE CABIN BEGAN A RAPID CLIMB IN EXCESS OF 10,000 FT. CREW BEGAN AN EMERGENCY DESCENT AND DECLARED AN
- [SDR CA090311007](https://openairdocs.org/sdr/CA090311007.md): Engine · flamed out · Mar 4, 2009 · Braero HAWKER1000 · Engine (Turbine/Turboprop)
  > (CAN) DURING DESCENT, THE STARTER GENERATOR (OUT) WARNING CAME ON FOLLOWED BY ENGINE FLAMEOUT. THE CREW LANDED THE ACFT SINGLE ENGINE AT DESTINATION. TROUBLESHOOTING IS ON-GOING. MFG WILL CONTINUE INVESTIGATING THE EVENT AND ADVISE OF ROOT CAUSE ONCE ESTABLISH
- [SDR CA081112010](https://openairdocs.org/sdr/CA081112010.md): Bleed Valve · malfunctioned · Nov 4, 2008 · Compressor Bleed Valve
  > (CAN) DURING LANDING, THE ENGINE FLAMED OUT. RE-START ATTEMPT WAS UNSUCCESSFUL. TROUBLESHOOTING LED TO THE REPLACEMENT OF THE COMPRESSOR BLEED VALVE ASSY. MFG WILL CONTINUE INVESTIGATING THE EVENT AND ADVISE OF ROOT CAUSE ONCE ESTABLISHED.
- [SDR CA071128009](https://openairdocs.org/sdr/CA071128009.md): O-Ring · leaking · Nov 16, 2007 · Braero BAE1251000A · Turbine Engine Oil System
  > (CAN) CREW REPORTED OIL PRESSURE FLUCTUATIONS AND ILLUMINATION OF THE LOW OIL PRESSURE WARNING INDICATOR. THE ENGINE WAS SHUTDOWN AND THE FLIGHT DIVERTED. INVESTIGATION REVEALED DEFECTIVE O-RINGS ON THE NR4 BEARING TRANSFER TUBES (TC NR 20071128009)
- [SDR CA060425010](https://openairdocs.org/sdr/CA060425010.md): Engine · malfunctioned · Apr 8, 2006 · Braero BAE1251000 · Engine (Turbine/Turboprop)
  > DURING CRUISE, THE ENGINE SURGED FOLLOWED BY AN UNCOMMANDED POWER REDUCTION TO IDLE. THE WAS NO SUBSEQUENT RESPONSE TO THROTTLE INPUT. P&WC WILL INVESTIGATE THE EVENT AND ADVISE OF ROOT CAUSE ONCE ESTABLISHED.
- [SDR CA060129015](https://openairdocs.org/sdr/CA060129015.md): Line · fractured · Jan 3, 2006 · Braero BAE1251000 · Pneumatic Distribution System
  > (CAN) FOLLOWING TAKEOFF, THE ENGINE FIRE WARNING ANNUNCIATED AND THE ENGINE WAS REPORTED TO BE (TRAILING SMOKE). THE ENGINE WAS SHUTDOWN IN FLIGHT, AN EMERGENCY DECLARED AND THE FLIGHT DIVERTED TO POINT OF DEPARTURE. SUBSEQUENT INSPECTION REVEALED NO EVIDENS
- [SDR CA051104011](https://openairdocs.org/sdr/CA051104011.md): Engine · power loss · Oct 22, 2005 · Braero BAE1251000 · Engine (Turbine/Turboprop)
  > (CAN) DURING A TRAINING TOUCH-AND-GO MANEUVER, THE ENGINE ROLLED BACK IN POWER AND THE LOW OIL PRESSURE WARNING ANNUNCIATED. THE ENGINE WAS SHUT DOWN IN FLIGHT AND AN UNSCHEDULED LANDING CARRIED OUT. MFG WILL INVESTIGATE THE INCIDENT AND ADVISE OF ROOT CAUSE
- [SDR CA051006008](https://openairdocs.org/sdr/CA051006008.md): Engine · leaking · Sep 13, 2005 · Braero HS125700A · Engine (Turbine/Turboprop)
  > (CAN) DURING CLIMB, THE CABIN AIR BECAME CONTAMINATED WITH SMOKE. ECS WAS SELECTED OFF AND AN EMERGENCY DECLARED. SUBSEQUENT INSPECTION FOUND EXTERNAL ENGINE OIL LEAKAGE. MFG WILL INVESTIGATE THE INCIDENT AND ADVISE OF ROOT CAUSE, ONCE DETERMINED.
- [SDR CA050323005](https://openairdocs.org/sdr/CA050323005.md): Line · cracked · Mar 7, 2005 · Braero BAE1251000 · Engine Fuel Distribution
  > (CAN) DURING INSPECTION FUEL WAS FOUND LEAKING FROM A CRACKED HMU-TO-FUEL FLOW TRANSMITTER LINE. THE ENGINE HAD PREVIOUSLY EXPERIENCED AN AIRFRAME STARTER-GENERATOR FAILURE.
- [SDR DXTA200500587](https://openairdocs.org/sdr/DXTA200500587.md): Quick Disconnect · contaminated · Feb 11, 2005 · N549QS · Braero HAWKER1000 · Engine Fuel and Control
  > ON A ROLLING TAKEOFF NR 1 ENGINE DID NOT SPOOL UP TO FULL POWER I FIRST NOTICED A SPLIT IN N2 RPM THEN SAW N1 RPM ON NR 1 ENGINE WAS ABOUT 5 PERCENT BELOW TAKEOFF POWER. RAN FADEC CODES AND IT IS SHOWING KB ON CHANNEL B ON ALL LINES. TROUBLESHOT SQUAWK FOUND
- [SDR DXTA200500519](https://openairdocs.org/sdr/DXTA200500519.md): Engine · overheated · Jan 7, 2005 · N533QS · Braero BAE1251000A · Engine (Turbine/Turboprop)
  > OVERTEMP NR 2 ENGINE ON TAKEOFF, TEMPERATURE WENT TO 797 DEGREES FOR 2 SECONDS. ABORTED TAKEOFF. ITEM IS UNDER INVESTIGATION.
- [SDR CA041222019](https://openairdocs.org/sdr/CA041222019.md): Shutoff Valve · activated · Dec 20, 2004 · Engine Fuel Distribution
  > (CAN) ON TAXI PRIOR TO TAKEOFF, THE CREW WERE ALERTED TO SMOKE EMINATING FROM THE ENGINE. ON TAKEOFF THE ENGINE EXPERIENCED AN UNCOMMANDED SHUTDOWN. THE CREW DECLARED AN EMERGENCY AND RETURNED TO POINT OF DEPARTURE. INITIAL INSPECTION REVEALED THE EMERGENC
- [SDR DXTA200300158](https://openairdocs.org/sdr/DXTA200300158.md): Engine · malfunctioned · Nov 9, 2003 · N550QS · Braero HAWKER1000 · Engine (Turbine/Turboprop)
  > DURING CLIMB OUT HEARD SEVERAL RAPID POPS LASTING 3-4 SECONDS, TWO EVENTS SPACED 10-15 SEC APART. LEFT ENG N1, ITT, N2 FLUCTUATED, ALSO EXPERIENCED SOME AIRFRAME VIBRATIONS. DECLARED EMERGENCY AND ACCOMPLISHED AIR TURNBACK TO VNY. ITEM IS UNDER INVESTIGATIO
- [SDR DXTA200300121](https://openairdocs.org/sdr/DXTA200300121.md): Coalescer Bag · contaminated · Sep 19, 2003 · N503QS · Braero BAE1251000A · Humidity Control System
  > ON CLIMB OUT AT 15,000 FT BROUGHT THRUST LEVERS TO IDLE AND CABIN BEGAN FILLING WITH SMOKE. REPLACED WATER SEPARATOR SOCK, AND LOWERED NR 2 ENG OIL PRESS IAW HAWKER 1000 M/M, CHAPTER 71-00-00 AND CHAPTER 21-50-15. AIR CONDITIONING SYSTEM FUNCTIONAL CHECKED
- [SDR DXTA200300093](https://openairdocs.org/sdr/DXTA200300093.md): Engine · failed · Aug 18, 2003 · N533QS · Braero BAE1251000A · Engine (Turbine/Turboprop)
  > ON SHORT FINAL WITH A REDUCTION IN POWER NR 2 ENG FAILED AND MASTER CAUTION ILLUMINATED. OIL PRESSURE CAUTION LIGHT CAME ON NOTICED OIL PRESSURE GAUGE READ 10 PSI, ENGINE SHUTDOWN UNCOMMANDED. - REMOVED RT THROTTLE RDVT AND INSTALLED A NEW RDVT AND RIGGED IAW
- [SDR DXTA200300092](https://openairdocs.org/sdr/DXTA200300092.md): Engine · malfunctioned · Aug 16, 2003 · N551QS · Braero HAWKER1000 · Engine (Turbine/Turboprop)
  > LEFT ENGINE SHUTDOWN ON LANDING ROLL OUT, DURING ATTEMPTED START, ITT ROSE TO 680 DEG C, N2 APPROX 30 PERCENT, START ABORTED. TROUBLESHOT ENGINE USING PW305 MM, ATTEMPTED START FOUND ENGINE HUNG STARTED, SUMPED FUEL FOR CONTAMINATION FOUND NONE. REMOVED AND RE
- [SDR DXTA200300059](https://openairdocs.org/sdr/DXTA200300059.md): Solenoid · failed · Jul 6, 2003 · N546QS · Braero HAWKER1000 · Turbine Engine Oil System
  > AFTER STARTED TAXIING, HEARD POPPING NOISE FROM LT ENGINE, ITT RAPIDLY CLIMBED TO 710 DEGREES OIL 1 LOW PRESSURE CAME ON, SHUTDOWN THE LEFT ENGINE. REMOVED & REPLACED THE 3 O’CLOCK AND 9 O’CLOCK 2.8, 2.5 BOV’S AND BOV SOLENOID IAW RAYTHEON HAWKER 1000 AMM CHA
- [SDR 99ZZZX889](https://openairdocs.org/sdr/99ZZZX889.md): Eec · failed · Apr 17, 1998 · N410US · Braero BAE1251000A · Fuel Controlling System
  > ENGINE UNRESPONSIVE TO THROTTLE MOVEMENT. TROUBLESHOT FADEC FAULT 'TE' (ENGINE SPEED LIMITED AT IDLE WHEN INTRANSIT DISCRETE). FADEC 'SEES' THRUST REVERSER INTRANSIT, HOLDS ENGINE AT IDLE. FOUND ELECTRONIC ENGINE CONTROL AT FAULT. REPLACED EEC. OPS CHECK

## 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 engine_model_key = 'PW305B'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/engine/pratt-whitney-canada-pw305b/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.