# Service difficulty reports: U/A Canada PT6A-20

A list on [U/A Canada PT6A-20](https://openairdocs.org/engine/u-a-canada-pt6a-20.md).

Newest first. General aviation reporting is voluntary.

Page 1 of 4 · 197 reports

- [SDR EBTR20170523015](https://openairdocs.org/sdr/EBTR20170523015.md): Engine · shutdown · May 20, 2017 · N4447W · Beech C90 · Engine (Turbine/Turboprop)
  > ON DESCENT FROM UGN TO ARB HEARD POP, AIRCRAFT YAWED, NOTICED RIGHT ENGINE FUEL FLOW AND ITT DIMINISHING TO 0. VISUAL OF ENGINE COWL NO DEFECTS NOTED. FOLLOWED FLIGHT MANUAL PROCEDURES FOR ENGINE RESTART USING ISOLATION SWITCH NO FUEL FLOW OR ITT REGISTERED AN
- [SDR CTY2016F00001](https://openairdocs.org/sdr/CTY2016F00001.md): Engine · overheated · Aug 22, 2016 · N46CV · Beech C90 · Engine (Turbine/Turboprop)
  > ENGINE OVERHEATED AT 6000 FT ON CLIMBOUT. FEATHERED PROP AND RETURNED TO DEPARTURE. WILL BE DOING A TEARDOWN REPORT. WE ARE SENDING THE FUEL CONTROL UNIT OUT FOR TESTING. UNTIL THAT TIME, WE ARE NOT DRAWING ANY CONCLUSIONS.
- [SDR AXSA2016080800001](https://openairdocs.org/sdr/AXSA2016080800001.md): Governor · bypassing · Aug 5, 2016 · N195WA · Beech A99 · Propeller Governor
  > ON FLIGHT, CALLED FLIGHT CONTROL VIA UNICOM AT 1140Z TO TELL US HE WAS TAXING BACK TO RAMP. WHILE INCREASING POWER FOR TAKEOFF, PROP WENT INTO FEATHER.
- [SDR 2016FA0000233](https://openairdocs.org/sdr/2016FA0000233.md): Bearing · worn · Mar 25, 2016 · N3XB · Beech 65A90 · Fuselage Floor Panel
  > LEFT ENGINE, SN PCE-20881, RIGHT ENGINE SN PCE-20879. RIGHT ENGINE FUEL CONTROL INOPERATIVE. FUEL CONTROL TO FUEL PUMP SHEARED DRIVE COUPLING. FUEL CONTROL UNIT WORN; DRY BEARINGS.
- [SDR 3PSR20150918004](https://openairdocs.org/sdr/3PSR20150918004.md): Spring · cracked · Sep 18, 2015 · Beech C90 · Propeller Assembly
  > DURING THE NDT INSPECTION, REQUIRED DURING THE O/H OF THE PROPELLER, A CRACK WAS FOUND ON THE FEATHERING SPRING,
- [SDR CA141022009](https://openairdocs.org/sdr/CA141022009.md): Pressure Switch · failed · Oct 18, 2014 · Dhav DHC6200 · Propeller Feathering/Reversing
  > (CAN) AFTER TAKE OFF, THROUGH 400 FT. THE LEFT ENGINE FEATHERED. PILOTS ORIGINALLY THOUGHT THERE WAS AN ENGINE FAILURE AS TORQUE WAS INDICATING ZERO. PIC MADE THE CALL FOR FLAPS 30. UPON CONFIRMING AND PARTIALLY RETARDING NR 1 POWER LEVER, THE TORQUE CAME BACK
- [SDR CA140602002](https://openairdocs.org/sdr/CA140602002.md): Tube · cracked · Apr 9, 2014 · Beech B90 · Engine Fuel Distribution
  > (CAN) 1 ENGINE ON THIS ACFT HAS REPORTEDLY EXPERIENCED REPETITIVE FUEL TUBES CRACKING, 3 TIMES IN THE RECENT PAST. THE FUEL TUBES WILL BE SENT TO MFG FOR FURTHER INVESTIGATION.
- [SDR CA140314004](https://openairdocs.org/sdr/CA140314004.md): Engine · malfunctioned · Feb 27, 2014 · Beech 65A90 · Engine (Turbine/Turboprop)
  > THE ACFT HAD A RUNWAY EXCURSION FOLLOWING WHAT THE PILOT DESCRIBED AS AN ENGINE RUNAWAY DURING LANDING AS HE WAS GOING IN REVERSE.
- [SDR CA130605003](https://openairdocs.org/sdr/CA130605003.md): Starter Gen · failed · May 31, 2013 · Beech 65A90 · Starter-Generator
  > (CAN) BEECH 90 DEPARTED AIRPORT AND HAD DUAL GENERATOR FAIL LIGHTS. THE AIRCRAFT RETURNED TO BASE). DISCOVERED THE RIGHT STARTER/GENERATOR HAD FAILED, IT WAS ALSO FOUND, THAT THE LEFT ENGINE SHUNT WAS TRIPPED, INDICATING LEFT GEN FAILURE AS WELL. RIGHT GENERAT
- [SDR CA120903006](https://openairdocs.org/sdr/CA120903006.md): Engine · failed · Aug 27, 2012 · Ayres S2R · Engine (Turbine/Turboprop)
  > (CAN) DURING AERIAL APPLICATION OPERATIONS, THE PILOT HEARD A LOUD NOISE AND SUBSEQUENTLY LOST ENGINE POWER. THE PILOT GOT RID OF THE HOPPER CONTENTS BEFORE MAKING A FORCED LANDING. CONTROL WAS LOST DURING THE LANDING AND THE ACFT CARTWHEELED AND BROKE APART
- [SDR CA120518003](https://openairdocs.org/sdr/CA120518003.md): Engine · power loss · May 3, 2012 · Beech C90 · Engine (Turbine/Turboprop)
  > (CAN) DURING DESCENT, PASSING THROUGH 1300 FT, THE ENGINE TEMPERATURE INCREASED RAPIDLY POWER WAS LOST. THE PILOT SHUT THE ENGINE DOWN AND AN UNEVENTFUL SINGLE ENGINE LANDING FOLLOWED AT TROUBLESHOOTING IS ONGOING.
- [SDR CA120507009](https://openairdocs.org/sdr/CA120507009.md): Bleed Valve · malfunctioned · May 2, 2012 · Dhav DHC6100 · Compressor Bleed Valve
  > (CAN) CLIMBING THROUGH FL90, THE PILOT NOTICED THAT THE RT ENGINE COMPRESSOR SPEED NG, WAS INDICATING 101.5 PERCENT. REDUCED THE POWER AND NG RETURNED TO 98 PERCENT THEN TO CROSS CHECK, HE RETURNED TO CLIMB POWER AND AGAIN NG WENT TO101.5 PERCENT. SHORTLY AF
- [SDR CA110721009](https://openairdocs.org/sdr/CA110721009.md): Structure · cracked · Jul 19, 2011 · Beech 65A901 · Elevator Structure
  > FOUND CRACK AT OTBD SPAR ATTACH AREA, VISUAL INSP IN THE INSP HOLE.
- [SDR CA110218002](https://openairdocs.org/sdr/CA110218002.md): Support · cracked · Feb 14, 2011 · Beech B99 · Elevator Structure
  > WHILE CONDUCTING FLOURECENT PENETRANT INSP ON ELEVATOR CONTROL TUBE CTR SUPPORT IAW SB 2145, A CRACK INDICATION WAS NOTED RUNNING FROM THE INBD TAPPER PIN HOLE. THIS IS A 1000 HR INSP.
- [SDR CA110120003](https://openairdocs.org/sdr/CA110120003.md): O-Ring · leaking · Jan 19, 2011 · Dhav DHC6200 · Engine Fuel Pump
  > (CAN) THE AIRCRAFT HAD A FUEL LEAK THAT ONLY STARTED AFTER A HIGH POWER APPLICATION. UPON INSPECTION, IT WAS NOTED THE O-RING HAD PARTIALLY DISPLACED FROM AROUND THE DISCHARGE FILTER BOWL AND A GAP WAS NOTED BETWEEN THE BOWL AND THE PUMP HOUSING. AFTER FURTHE
- [SDR CA110125009](https://openairdocs.org/sdr/CA110125009.md): Engine · failed · Jan 13, 2011 · Dhav DHC6300 · Engine (Turbine/Turboprop)
  > (CAN) ABORTED TAKE-OFF DURING TAKE OFF, THE PILOTS HEARD A NOISE FROM THE LEFT ENGINE AND THE TORQUE INDICATION ENGINE WENT TO ZERO. TAKE OFF ABORTED UNEVENTFULLY. POST EVENT INSPECTION FOUND THE INLET SCREEN DAMAGED WITH METAL PIECES AT THE BOTTOM OF THE COWL
- [SDR CA090821002](https://openairdocs.org/sdr/CA090821002.md): Oil System · leaking · Aug 19, 2009 · Dhav DHC6100 · Turbine Engine Oil System
  > ACFT WAS ON RUNWAY, ENGINES POWERED UP AND BLUE SMOKE WAS OBSERVED AND SMELLED COMING INTO CABIN. TAKEOFF WAS ABORTED AND ACFT RETURNED TO GATE. MX CHECKS FOUND THAT SMOKE WAS ENTERING ACFT WHEN NR1 ENG BLEED AIR SELECTED ON. INSP OF NR 1 ENGINE REVEALED OIL
- [SDR CA090605006](https://openairdocs.org/sdr/CA090605006.md): Clamp · unserviceable · Jun 1, 2009 · Dhav DHC6100 · Propeller Blade Section
  > (CAN) DURING VISUAL INSP, IT WAS NOTED THAT THE LOCK HOLES FOR THE A304 LINK PINS WERE DRILLED THROUGH THE PIN AND INTO THE OPPOSITE WALL. IT APPEARS THAT THIS OCCURED DURING A PREVIOUS OVERHAUL.
- [SDR CA090529004](https://openairdocs.org/sdr/CA090529004.md): Actuator Cable · loose · May 26, 2009 · Beech B90 · Elevator Control System
  > (CAN) DURING FLIGHT, THE PILOT NOTICED THAT THE ELEVATOR TRIM WAS NOT FUNCTIONING AND REMAINED IN THE NEUTRAL POSITION. AFTER LANDING, WHEN IT WAS INSPECTED, WHAT WAS FOUND WAS THAT THE KEY THAT HOLDS THE SHAFT HAD COME LOOSE ALLOWING THE SHAFT TO FALL OUT AND
- [SDR CA090408011](https://openairdocs.org/sdr/CA090408011.md): Engine · making metal · Apr 2, 2009 · Beech C90 · Engine (Turbine/Turboprop)
  > (CAN) THE PILOT REPORTED THAT APPROX 30 MINUTES INTO THE FLIGHT AT FL170, HEARD A LOUD NOISE. THE CO-PILOT NOTED FLAMES AND DEBRIS COMING FROM THE ENGINE EXHAUST STACK. AN EMERGENCY WAS DECLARED AND AIRCRAFT WAS DIVERTED TO FARMINGDALE, NY FOR A SINGLE ENGINE
- [SDR CA090224004](https://openairdocs.org/sdr/CA090224004.md): Actuator · failed · Feb 23, 2009 · Beech 65A90 · Landing Gear Actuator
  > (CAN) DURING A POST MAINTENANCE TEST FLIGHT THE LANDING GEAR WAS SELECTED DOWN, THE NOSE AND LEFT DOWN LIGHTS ILLUMINATED AND THE RIGHT STAYED OUT. TWO MORE GEAR CYCLES WERE PERFORMED, HOWEVER THE RIGHT DOWN AND LOCKED LIGHT FAILED TO COME ON. THE PILOT THEN
- [SDR CA090113006](https://openairdocs.org/sdr/CA090113006.md): Arm · broken · Jan 9, 2009 · Beech B99 · Rudder Control System
  > (CAN) PILOT NOTICED THAT THE PEDAL WAS LOOSE IN FLIGHT, SO HE LOOKED DOWN AND COULD SEE IT NOT ATTACHED TO THE TOP OF RT PEDAL. (TC NR 20090113006)
- [SDR CA080815005](https://openairdocs.org/sdr/CA080815005.md): Spline · worn · Aug 3, 2008 · Beech STC90BEECH · Engine Fuel Pump
  > (CAN) DURING SKYDIVING OPS, SHORTLY AFTER TAKE-OFF ACFT CRASHED UNDER UNKNOWN CIRCUMSTANCES. IT WAS REPORTED THAT PILOT WAS ATTEMPTING TO RETURN TO THE POINT OF DEPARTURE WHEN THE ACCIDENT OCCURRED. PRELIMINARY ASSESSMENT OF ENGINES REVEALED LT ENGINE WITH SEV
- [SDR CA090130007](https://openairdocs.org/sdr/CA090130007.md): Gear · failed · Jul 29, 2008 · Dhav DHC6100 · Accessory Gearboxes
  > THEENGINE SUFFERED A COMPLETE LOSS OF POWER DUE TO A FAILURE OF A FIRST STAGE REDUCTION GEARBOX PLANETARY GEAR. FAILURE OF THE PLANETARY GEAR WAS THE RESULT OF INTERGRANULAR AND FATIGUE CRACKING TO THE PLANETARY GEAR BORE. THE BEARING SLEEVE SPUN WITHIN THE
- [SDR CA080407005](https://openairdocs.org/sdr/CA080407005.md): Engine · stopped · Apr 3, 2008 · Dhav DHC6100 · Engine (Turbine/Turboprop)
  > AFTER A NORMAL TAKEOFF, THE CREW WENT THROUGH POWER 1, FLAPS UP AND POWER 2 AND AFTER SETTING POWER 2 PRIOR TO CLIMB CHECKS, THE CREW HEARD A LOUD POP AND SCRAPPING NOISE FROM THE NUMBER ONE ENGINE. THE FLIGHT CREW OBSERVED THAT THE NUMBER ONE PROPELLER WAS S
- [SDR CA080407010](https://openairdocs.org/sdr/CA080407010.md): Cable · broken · Apr 2, 2008 · Dhav DHC6200 · Landing Gear Steering System
  > STEERING CABLE BROKE ON TAXI WHILE THE AIRCRAFT WAS PREPARING FOR TAKEOFF.
- [SDR CA080401004](https://openairdocs.org/sdr/CA080401004.md): Engine · power loss · Mar 26, 2008 · Dhav DHC6200 · Engine (Turbine/Turboprop)
  > ON TAKEOFF, THE LEFT ENGINE LAGGED BEHIND NOT PRODUCING MAX. POWER, TROUBLE SHOOTING FOUND THE TEMPERATURE COMPENSATOR UNIT LEAKING P3 AIR. THE PART WAS REPLACED AND THE PROBLEM WAS FIXED. (TC NR 20080401004)
- [SDR JDWA2008SAF01](https://openairdocs.org/sdr/JDWA2008SAF01.md): Resistor · blown · Feb 18, 2008 · N118SF · Beech 99 · Electrical Power System
  > ON MONDAY THE 18TH OF FEBRUARY 2008, BEECH 99, N118SF, S/N U-32, SUBURBAN AIR FREIGHT POSITIONING FLIGHT, ROUTE NUMBER SUBAIR 13 OPERATING UNDER PART 91, DEPARTED OMAHA, NE EN ROUTE TO MOLINE, IL. AT APPROXIMATELY 20:30 HOURS JUST NORTH OF MUSCATINE, IA CENTE
- [SDR CA080201001](https://openairdocs.org/sdr/CA080201001.md): Chain · bent · Jan 30, 2008 · Beech 99 · Landing Gear Retraction/Extension System
  > (CAN) DURING CLIMB, A LOUD NOISE WAS HEARD AND THE GEAR FAILED TO RETRACT (3) GREEN INDICATION DURING INSP THE AFT NOSE GEAR CHAIN WAS BROKEN AND THE REMOTE CIRCUIT BREAKER WAS FOUND POPPED NOSE CHAIN AND MASTER LINK REPLACED AND SYS INSPECTED 5 GEAR CYCLES C/
- [SDR CA080130001](https://openairdocs.org/sdr/CA080130001.md): Bolt · broken · Jan 28, 2008 · Dhav DHC6100 · Wheel/Ski/Float
  > (CAN) DURING INSPECTION, THE TIE ROD TO FUSELAGE LUG WAS FOUND TO HAVE ONE OF THE (2) ATTACH BOLTS BROKEN. THE BREAK OCCURRED IN THE THREADED AREA OF THE BOLT. BOTH BOLTS WERE REPLACED AND THE AC WAS RETURNED TO SERVICE. THIS AC IS OPERATED IN A GENERALLY ROUG
- [SDR CA080117007](https://openairdocs.org/sdr/CA080117007.md): Engine · failed · Jan 15, 2008 · Beech 99 · Engine (Turbine/Turboprop)
  > (CAN) WHILE DOING PILOT TRAINING, THE LT OIL PRESSURE WARNING LIGHT CAME ON. PILOTS LOOKED DOWN AT OIL PRESSURE GAUGE, THE PRESSURE WAS DROPPING SO THEY SHUTDOWN THE ENGINE AND FEATHERED THE PROP. THEY RETURN TO BASE. ENGINE REMOVED FOR FURTHER INSPECTION. (TC
- [SDR CA071107001](https://openairdocs.org/sdr/CA071107001.md): Engine · failed · Nov 3, 2007 · Dhav DHC6100 · Engine (Turbine/Turboprop)
  > (CAN) PILOTS HAD TO SHUTDOWN RT ENGINE. MAINTENANCE INSPECTION FOUND PROP WOULDN`T TURN, EXPECT POWER SECTION FAILURE. (TC NR 20071107001)
- [SDR CA071128006](https://openairdocs.org/sdr/CA071128006.md): Engine · surges · Nov 3, 2007 · Dhav DHC6100 · Engine (Turbine/Turboprop)
  > (CAN) DURING CRUISE, THE CREW OBSERVED ENGINE (SURGES) AND PERFORMED AN INFLIGHT SHUTDOWN. POST FLIGHT INSPECTION REVEALED A SEIZED PROPELLER SHAFT AND POWER TURBINE BLADE DISTRESS. MFG WILL CONTINUE INVESTIGATING THE EVENT AND ADVISE OF ROOT CAUSE ONCE ESTAB
- [SDR CA071212024](https://openairdocs.org/sdr/CA071212024.md): Exhaust Duct · cracked · Oct 26, 2007 · Dhav DHC6100 · Engine Collector/Tailpipe/Nozzle
  > (CAN) WHILE INSPECTING THE POWER SECTION FOR REASSEMBLY AFTER HSI, CIRCUMFERENTIAL CRACKS WERE DISCOVERED ALONG THE WELDS OF THE EXHAUST DUCT JUST FWD OF THE PT VANE MOUNTING FLANGE. (4) CRACKS RANGED IN LENGTH FROM.75 INCH TO 4.75 INCH. THE POWER SECTION WAS
- [SDR CA070911008](https://openairdocs.org/sdr/CA070911008.md): Actuator · stripped · Sep 7, 2007 · Beech 99 · Landing Gear Actuator
  > (CAN) AFTER TAKEOFF GEAR SELECTED UP RT GEAR DID NOT COME UP. GEAR SELECTED DOWN, (3) GREEN INDICATIONS OBSERVED AC LANDED. AC BROUGHT INTO HANGER AND PUT ON JACKS RT MLG ACTUATOR REMOVED. FOUND THAT NUT, ACTUATOR P/N 115-810029-24 HAD NO TREADS IN IT. PA
- [SDR MDGA2007977AA](https://openairdocs.org/sdr/MDGA2007977AA.md): Engine · shutdown · Aug 4, 2007 · N977AA · Beech C90 · Engine (Turbine/Turboprop)
  > LEFT ENGINE INFLIGHT SHUT DOWN, PILOTS REPORT LOSS OF TORQUE AND RISE IN ITT, ENGINE SHUT DOWN AND A SAFE LANDING COMPLETED.
- [SDR CA070515002](https://openairdocs.org/sdr/CA070515002.md): Collar · cracked · May 14, 2007 · Dhav DHC6200 · Landing Gear Steering System
  > (CAN) DURING MAINTENACE TO REPAIR THE NOSE GEAR ASSEMBLY IT WAS NOTED THAT THE STEERING COLLAR WAS CRACKED. THE NOSE GEAR WAS THEN FULLY DISASSEMBLED TO REMOVE THE CRACKED STEERING COLLAR. THE NLG WAS THEN VISUALLY INSPECTED AND SOME OF THE ITEMS SENT FOR NDT.
- [SDR CA061128005](https://openairdocs.org/sdr/CA061128005.md): Compressor · damaged · Nov 15, 2006 · Dhav DHC6100 · Turbine Engine Compressor Section
  > (CAN) ON POWER APPLICATION FOR TAKEOFF, THE #2 ENGINE ACCELERATED NORMALLY TO TAKEOFF POWER. AS THE AIRCRAFT BEGAN TO CLIMB ONTO THE STEP, THE F/O OBSERVED A FLASH OF LIGHT AND HEARD A BANG FROM THE ENGINE. THE TAKEOFF WAS REFECTED AND THE AIRCRAFT RETURNED
- [SDR EVGR1113735](https://openairdocs.org/sdr/EVGR1113735.md): Door Frame · corroded · Nov 9, 2006 · N65JA · Beech 65A901 · Fuselage Main, Structure
  > CORROSION WAS FOUND AT THE AFT DOOR FRAME AT FUSELAGE STATION 255.5 JUST BELOW AND OUT BOARD OF THE DOOR SNUBBER MOUNT. DAMAGE WAS REPAIRED IAW SIRM PN 9839006C, DATED MARCH 2003, ATA 20-10-03 FIGURE 202, PAGES 204 AND 205 AND ATA 20-10-34, FIGURE 201, PAGES
- [SDR CA060828002](https://openairdocs.org/sdr/CA060828002.md): Selector Valve · failed · Aug 28, 2006 · Beech B90 · Landing Gear Retraction/Extension System
  > (CAN) DURING THE SCHEDULED TASK TO LEAK CHECK THE LANDING GEAR SYSTEM (LANDING GEAR MM M-8101, ROUTINE MAINTENANCE) IT WAS NOT POSSIBLE TO BUILD PRESSURE IN THE LANDING GEAR HYDRAULIC SYSTEM WITH THE MANUAL PUMP INSTALLED. UPON INVESTIGATION IT WAS FOUND THAT
- [SDR CA060828003](https://openairdocs.org/sdr/CA060828003.md): Selector Valve · malfunctioned · Aug 28, 2006 · Beech B90 · Landing Gear Retraction/Extension System
  > (CAN) ON SCHEDULED MAINTENANCE 1000 HRS HYD. SYSTEM 3000 PSI LEAK TEST (LANDING GEAR MM M-8101, ROUTINE MAINTENANCE) HYD. SELECTOR FOUND LEAKING TO RETURN ON GEAR DOWN SECTION. WAS UNABLE TO BUILD UP PRESSURE TO OPERATE GEAR WITH MANUAL EXTERNAL PUMP. NEW HY
- [SDR 2006FA0000794](https://openairdocs.org/sdr/2006FA0000794.md): Leg Assy · failed · Jul 8, 2006 · N9965 · Gruman G64 · Main Landing Gear
  > THE RT MAIN GEAR LEG (SPRING GEAR STYLE) FAILED AT THE UPPER END, JUST OB OF THE CLAMP BAV. THIS IS AN AREA OF MAJOR FLEX OF THE GEAR LEG AND IT IS THE THICKEST PART OF THE LEG. IN 25 YEARS WORKING ON THIS TYPE OF AIRCRAFT, I HAVE NEVER SEEN A FAILURE OF THE
- [SDR CA060317001](https://openairdocs.org/sdr/CA060317001.md): Actuator · failed · Mar 14, 2006 · Beech 99 · Landing Gear Actuator
  > (CAN) ON DEPARTURE, A LOUD BANG WAS HEARD AFTER GEAR WAS SELECTED UP, LANDING GEAR (IN TRANSIT) LIGHT REMAINED ON. GEAR WAS CYCLED, NO FURTHER NOISES WERE HEARD, (IN TRANSIT) LIGHT REMAINED ON. PASSENGER SEATED IN REAR ADVISED PILOT, RT MLG WAS NOT RETRACTING.
- [SDR CA060315004](https://openairdocs.org/sdr/CA060315004.md): Relay · failed · Mar 9, 2006 · Dhav DHC6200 · DC Generator-Alternator
  > A/C SHUT DOWN AFTER FLT, CREW REPORTED NR 2 GENERATOR WARNING LIGHT DID NOT ILLUMINATE. A/C WAS RUN FOR TROUBLESHOOTING, DURING WHICH TIME GEN FUNCTIONED INTERMITTENTLY. WHEN ENGINES WERE SHUT DOWN, SMOKE BEGAN TO EMANATE FROM THE ELECTRICAL BAY IN THE CABIN
- [SDR CA060208011](https://openairdocs.org/sdr/CA060208011.md): Fcu · fluctuates · Feb 2, 2006 · Dhav DHC6200 · Fuel Control/Turbine Engines
  > (CAN) WHEN AC WAS ABOUT 10 MIN FROM LANDING, ON DESCENT, ENG POWER LEVERS WERE RETARDED FROM 38 LBS OF TORQUE. THE RT ENGINE TQ AND T5 STARTED FLUCTUATING. RT POWER LEVER WAS BROUGHT BACK FURTHER BUT TQ AND T5 CONTINUED TO RISE. RT POWER LEVER WAS PUT TO IDLE
- [SDR ERA2006F00001](https://openairdocs.org/sdr/ERA2006F00001.md): Line · cracked · Jan 25, 2006 · N203EH · Dhav DHC6 · Propeller Controlling System
  > NR1 ENGINE FUEL FLOW DECLINED TO IDLE AND REMAINED IN-FLIGHT. FEATHERED PROPELLER, LT ENGINE RUNNING AT IDLE. ALL ENGINE INDICATIONS NORMAL FOR IDLE NG. UNABLE TO CONTROL ENGINE WITH POWER LEVER. FOUND NR 1 ENGINE P3 LINE BROKEN AT TEMPERATURE COMPENSATION
- [SDR 2005FA0001609](https://openairdocs.org/sdr/2005FA0001609.md): Housing · failed · Dec 2, 2005 · N108KU · Beech C90 · Turbine Section
  > POWER TURBINE SHAFT HOUSING CRACKED AND BROKEN, PN 310427901. (K)
- [SDR CA051108004](https://openairdocs.org/sdr/CA051108004.md): Pitot Head · damaged · Nov 4, 2005 · Dhav DHC6200 · Pitot/Static System
  > (CAN) THE CAPTAIN REPORTED A 10 - 15 KTS SPLIT ON AIRSPEED INDICATIONS BETWEEN PILOT-F/O INDICATORS. MAINTENANCE INVESTIGATION REVEALED THAT THE CAPTAINS (LT) PITOT HEAD WAS RESTRICTED SLIGHTLY. FURTHER INVESTIGATION REVEALED THAT THE AIR TUBE HAD BEGUN TO EX
- [SDR CA051024009](https://openairdocs.org/sdr/CA051024009.md): Rib · mismanufactured · Oct 24, 2005 · Dhav DHC6 · Elevator Control System
  > PART NOT TO LIMITS PROVIDED BY MANUFACTURER. ANGLE AND DIMENSIONS NOT TO THE SPECS ON THE MYLAR. MATERIAL TYPE AND THICKNESS ARE CORRECT.
- [SDR CA051018003](https://openairdocs.org/sdr/CA051018003.md): Frame · cracked · Oct 10, 2005 · Dhav DHC6100 · Fuselage Main, Frame
  > DURING SCHEDULED INSPECTION FOR SB 6/521 AND CF 95-12, A SINGLE CRACK WAS SUSPECTED IN THE WEB AREA OF THE AFT SECTION OF THE RT SIDE FRAME. AN EDDY CURRENT INSPECTION CONFIRMED THE CRACK AS WELL AS SMALLER CRACKS EMANATING FROM THREE ADJACENT RIVETS. THE LA

Next page: https://openairdocs.org/engine/u-a-canada-pt6a-20/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 engine_model_key = 'PT6A20'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/engine/u-a-canada-pt6a-20/reports

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