# Dehavilland Acft Canada DHC-2 - Type: Aircraft model (FAA registry) - Registry code: 2821703 - Manufacturer (registry): DEHAVILLAND ACFT CANADA LTD - Model: DHC-2 - Aircraft type: Fixed wing single engine - Category: Airplane - Engines: 1 ยท Reciprocating - Seats: 8 - Weight class: Up to 12,499 lb - Certification: Type certificated - Data sheet: [TCDS A-806](https://openairdocs.org/tcds/A-806) (OpenAirDocs) - Holder: De Havilland Aircraft of Canada Limited - Registered aircraft: 4 - Page: https://openairdocs.org/model/dehavilland-acft-canada-dhc-2 Model codes come from the FAA registry's reference file. ADs are matched to them by model name and maker. ## ADs that may apply (OpenAirDocs) Matched to this model by model name and maker. Each AD's applicability may narrow it by serial number, part number or equipment. None matched. ## Registered aircraft (4) - [N109EJ](https://openairdocs.org/aircraft/N109EJ): [Leblanc Vial J III](https://openairdocs.org/faa-owner/LEBLANC%20VIAL%20J%20III), [Loranger, LA](https://openairdocs.org/faa-place/LA/Loranger), built 1959, S/N 1323 - [N11BD](https://openairdocs.org/aircraft/N11BD): [Dominick Holdings Wis LLC](https://openairdocs.org/faa-owner/DOMINICK%20HOLDINGS%20WIS%20LLC), [Stoughton, WI](https://openairdocs.org/faa-place/WI/Stoughton), built 1951, S/N 151 - [N725FH](https://openairdocs.org/aircraft/N725FH): [Emerald Air Service Inc](https://openairdocs.org/faa-owner/EMERALD%20AIR%20SERVICE%20INC), [Homer, AK](https://openairdocs.org/faa-place/AK/Homer), built 1953, S/N 512 - [N99838](https://openairdocs.org/aircraft/N99838): [Child Benjamin Harrison](https://openairdocs.org/faa-owner/CHILD%20BENJAMIN%20HARRISON), [Fairbanks, AK](https://openairdocs.org/faa-place/AK/Fairbanks), built 1955, S/N 792 ## NTSB investigations None matched to aircraft with this model. ## FAA accident and incident reports None matched to aircraft with this model. ## Service difficulty reports (120, newest 50) As reported by operators and repair stations, by the model named in the report. - [SDR 21GA051820261487](https://openairdocs.org/sdr/21GA051820261487), May 15, 2026: ENGINE. FAULTED. DURING TAKEOFF ROLL, BETWEEN 60-70 KNOTS, WE HEARD TWO LOAD BANGS AND TOWER CANCELED OUR TAKEOFF CLEARANCE FROM SEEING SPARKS FROM ENGINE AND HEARING A LOUD BAN - [SDR 2020F00365](https://openairdocs.org/sdr/2020F00365), Jul 22, 2019: TIE ROD. CORRODED. ALL 4 LOWER FLOAT TIE-ROD (FLYING WIRES) WIRE PULLS SHOW SIGNS OF CORROSION AND ATTACHMENT HOLE ELONGATION. - [SDR CA190709009](https://openairdocs.org/sdr/CA190709009), Jun 17, 2019: TAB. CRACKED. (CAN) DURING A 100 HOUR INSPECTION, MULTIPLE CRACKS WERE FOUND IN THE ELEVATOR TRIM TAB SKIN AT THE ATTACH POINT FOR THE TRIM TAB ACTUATING HORN. TRIM TAB WAS R - [SDR CA190730025](https://openairdocs.org/sdr/CA190730025), May 24, 2019: FITTING. CRACKED. (CAN) DURING A SCHEDULED INSPECTION, THE FORWARD UPPER LH FLOAT FITTING WAS FOUND U/S DUE TO CORROSION/CRACKING. FITTING P/N 58-S-1022 WAS REPLACED WITH NEW TO - [SDR CA190509008](https://openairdocs.org/sdr/CA190509008), May 8, 2019: FLY WIRE. CHAFED. (CAN) DURING AMPHIBIOUS FLOAT REMOVAL LAST FALL NOTICED AFT FLY WIRES CHAFFED AT MID POINT. WIPAIRE 6100 IPC DOES NOT SPECIFY ANTI-CHAFE AND INTERSECTION OF FLY - [SDR CA190417011](https://openairdocs.org/sdr/CA190417011), Apr 17, 2019: TURNBUCKLE. CORRODED. (CAN) BOTH ELEVATOR CABLES FORK END ARE IN A VERY CORROSIVE LOCATION FOR MARINE FLOAT PLANES. ONE FORK END SNAPPED JUST BY UNSCREWING IT FROM THE TURNBUCKLE BY - [SDR CA180423020](https://openairdocs.org/sdr/CA180423020), Apr 19, 2018: CHANNEL. CRACKED. (CAN) DURING A SCHEDULED INSPECTION, THE HORIZONTAL CHANNEL PN C2FS535-5 ATTACHED THE 228 BULKHEAD WAS FOUND CRACKED AT THE RUDDER STOP ATTACHMENT BOLT HOLES. T - [SDR CA180207024](https://openairdocs.org/sdr/CA180207024), Oct 6, 2017: BEARING. FAILED. (CAN) CONDITIONS FOUND ON DISMANTLING/INSPECTION: THE CAUSE OF THE ENGINE FAILURE WAS DUE TO IMPELLER BALL BEARING FAILURE. WHEN THE BALLS LEAVE THEIR RACES, TH - [SDR WM92012F00000](https://openairdocs.org/sdr/WM92012F00000), Aug 13, 2012: FUEL TANK. LEAKING. FRONT FUEL TANK DEVELOPED AN UNDETECTED LEAK VIA A SMALL CRACK IN THE LOWER CORNER NEAR A WELDED REPAIR. FUEL WAS IGNITED POSSIBLY VIA THE EXHAUST INTENSIFIER D - [SDR 5ASR2011929003](https://openairdocs.org/sdr/5ASR2011929003), Sep 29, 2011: ADC. FALSE INDICATION. ALTITUDE OUT OF TOLERANCE. FAILED BIENNIAL INSPECTION. - [SDR 2010FA0001250](https://openairdocs.org/sdr/2010FA0001250), Nov 9, 2010: ATTACH BRACKET. CORRODED. BOTH LT AND RT FWD HORIZ STABILIZER ATTACH BRACKETS WERE INSTALLED AS PART OF THE AOG AIR SUPPORT WING ANGLE MOD (STC SA01258NY) DURING ANNUAL INSP FOUND HORIZ - [SDR 2008FA0000042](https://openairdocs.org/sdr/2008FA0000042), Dec 12, 2007: CYLINDER HEAD. CRACKED. CYLINDER CRACKED IN THE AREA OF EXHAUST VALVE. - [SDR T522007F00000](https://openairdocs.org/sdr/T522007F00000), Jun 26, 2007: CYLINDER HEAD. CRACKED. NR 2 CYLINDER WAS FOUND TO HAVE A CRACK ALL THE WAY AROUND THE HEAD JUST ABOVE THE SECOND COOLING FIN. (K) - [SDR TQ0A20070005](https://openairdocs.org/sdr/TQ0A20070005), May 25, 2007: SUPERCHARGER. MAKING METAL. ENGINE LOST SOME POWER ON DESCENT, ONCE THE PLANE LANDED, PILOT REPORTED A METAL TO METAL SOUND. ONCE MAINTENANCE ARRIVED A LARGE AMOUNT OF OIL WAS SEEN AT THE - [SDR TQ0A20070004](https://openairdocs.org/sdr/TQ0A20070004), May 11, 2007: CYLINDER. FAILED. NR 4 CYLINDER FAILURE AND SEPARATION FROM ENGINE CASE. ROUGH ENGINE LANDING AT TAQUAN AIR. - [SDR TQ0A0004](https://openairdocs.org/sdr/TQ0A0004), Jun 2, 2006: BULKHEAD. CRACKED. SPINNER BULKHEAD CRACKS AT REAR SECTION AND DELAMINATION OF EPOXY. - [SDR 2005FA0001618](https://openairdocs.org/sdr/2005FA0001618), Dec 15, 2005: DISTRIBUTOR GEAR. DISINTEGRATED. DURING CRUISE LT ENGINE BEGAN TO RUN ROUGH. MAINTENANCE TRACED PROBLEM TO LT MAG. UPON OPENING THE MAGNETO, DISCOVERED THE DISTRIBUTOR GEAR MISSING 98 PERCENT O - [SDR TQ0A0003](https://openairdocs.org/sdr/TQ0A0003), Dec 5, 2005: BULKHEAD. CRACKED. SPINNER BULKHEAD CRACKED. - [SDR TQ0A520050003](https://openairdocs.org/sdr/TQ0A520050003), Nov 21, 2005: BULKHEAD. CRACKED. SPINNER BULKHEAD CRACKED. - [SDR TQ0A0512001](https://openairdocs.org/sdr/TQ0A0512001), Nov 21, 2005: BULKHEAD. CRACKED. SPINNER BULKHEAD CRACKED. - [SDR CA051114002](https://openairdocs.org/sdr/CA051114002), Nov 1, 2005: PLATE. CRACKED. (CAN) PART INSTALLED DEC 03, FOUND CRACKED AT REMOVAL FOR ENGINE CHANGE. - [SDR CA051025001](https://openairdocs.org/sdr/CA051025001), Oct 24, 2005: ROD BEARING. BROKEN. (CAN) DURING INSPECTION PROGRAM OF PULLING A CYLINDER AND PERFORMING AN INTERNAL VISUAL (REPETITIVE 500 HRS), A MECHANIC NOTICED IMPACT MARKS ON THE PISTON SKIR - [SDR CA051026008](https://openairdocs.org/sdr/CA051026008), Oct 11, 2005: BETA RING. FAILED. (CAN) IT WAS FOUND THAT THE CIRCLIP SECURING THE BETA BUSHING HAD PULLED AWAY FROM ITS SLOT. THIS WAS DUE TO IMPROPER ADJUSTMENT OF THE BETA RODS. IT IS RECOMME - [SDR 2005FA0001500](https://openairdocs.org/sdr/2005FA0001500), Oct 1, 2005: MOUNT. CRACKED. DURING ANNUAL INSPECTION FOUND THE ADC TRAY CRACKED COMPLETELY ACROSS ONE END. (K) - [SDR CA050916005](https://openairdocs.org/sdr/CA050916005), Sep 13, 2005: ENGINE. FAILED. (CAN) FIVE MINUTES INTO CRUISE FLIGHT AT 1000FT, THE CAPTAIN REPORTED A LOUD BANG, FOLLOWED BY A CONSTANT VIBRATION. TEMPS AND PRESSURES WERE CHECKED NORMAL. TH - [SDR CA050803003](https://openairdocs.org/sdr/CA050803003), Jul 28, 2005: SEGMENT. CRACKED. (CAN) THE PILOT REPORTED AN INTERMITTENT (POPPING) SOUND DURING ALL PHASES OF OPERATION. MAINTENANCE INVESTIGATION REVEALED A CRACK AND BLOWN EXHAUST GASKET ON - [SDR CA050728005](https://openairdocs.org/sdr/CA050728005), Jul 27, 2005: MECHANISM. BROKEN. (CAN) THE AIRCRAFT LANDED IN ROUGH WATER THE UPPER RT WIRE PULL P/N C2UF2291 FAILED. - [SDR CA050728006](https://openairdocs.org/sdr/CA050728006), Jul 22, 2005: FITTING. CRACKED. (CAN) INTERGRANULAR CORROSION AT FORWARD FLOAT STRUT FITTING P/N 585926R FOUND DURING A 400 HOUR INSPECTION. - [SDR CA050728004](https://openairdocs.org/sdr/CA050728004), Jul 20, 2005: CYLINDER HEAD. SEPARATED. DURING CRUISE FLIGHT, THE PILOT EXPERIENCED AN ENGINE VIBRATION.SUSPECTING A CYLINDER FAILURE, RETURNED TO BASE. TEMPS AND PRESSURES REMAINED NORMAL THROUGHOUT - [SDR CA050728009](https://openairdocs.org/sdr/CA050728009), Jul 17, 2005: LEVER. FAILED. AIRCRAFT LANDED, WHILE FOLLOWING MARSHALLER'S HAND SIGNALS ONTO THE FBO RAMP, THE THROTTLE WAS ADVANCED TO COMPLETE TURN. WHEN THE THROTTLE WAS ADVANCED IT WAS - [SDR CA050720003](https://openairdocs.org/sdr/CA050720003), Jul 4, 2005: STUD. CRACKED. DURING AIRCRAFT 100HR INSPECTION, A SMALL CRACK WAS FOUND RUNNING FROM THRU BOLT TO A CYLINDER HOLD DOWN STUD ON REAR HALF OF POWER SECTION CASE BETWEEN NR 3 AN - [SDR CA050712008](https://openairdocs.org/sdr/CA050712008), Jun 30, 2005: BELLCRANK. CORRODED. THE ELEVATOR CONTROL BELLCRANK LOCATED IN THE FUEL SELECTOR BAY WAS FOUND TO BE CORRODED AT THE INBOARD CABLE ATTACH POINT, SPECIFICALLY AT THE POINT WERE THE C - [SDR CA050705003](https://openairdocs.org/sdr/CA050705003), Jun 30, 2005: CRANKCASE. CRACKED. (CAN) DURING A MAINTENANCE INSPECTION TO TROUBLESHOOT AIRCRAFT, OIL LEAK, MAINTENANCE DISCOVERED A CRACK IN THE CRANKCASE. AERO-ENGINES INC OUT OF LOS ANGLES RE - [SDR CA050712007](https://openairdocs.org/sdr/CA050712007), Jun 13, 2005: LINE. BROKEN. DURING INSPECTION OF THE LT WING TIP FUEL TANK THE INTERNAL FUEL DELIVERY LINE WAS FOUND TO BE BROKEN AT THE INBOARD BULKHEAD ATTACH POINT (TACKWELD). THIS COND - [SDR CA050623006](https://openairdocs.org/sdr/CA050623006), Jun 13, 2005: ATTACH FITTING. CRACKED. UPON REMOVAL OF THE SPREADER BAR FROM THE FLOAT, A CRACK WAS NOTED ALONG THE CASTING SEAM OF THE RT FRONT FLOAT STRUT FITTING. THE ONLY TIME THIS AREA IS EXPOSE - [SDR CA050527016](https://openairdocs.org/sdr/CA050527016), May 26, 2005: CRANKSHAFT. CRACKED. THE ENGINE WAS RETURNED TO CANADA FROM THE USA FOLLOWING REPAIR AND INSTALLED ONDHC-2 MK 1 AIRCRAFT. WHEN THE ENGINE WAS STARTED EXCESSIVE OIL LEAK WAS OBSERVED - [SDR CA050526004](https://openairdocs.org/sdr/CA050526004), May 25, 2005: CARBURETOR. FAILED. AFTER RETURNING FROM A FLIGHT, THE CREW REPORTED THAT THE ENGINE WOULD NOT IDLE BELOW 1000 RPM, AND WAS ROUGH AT INTERMEDIATE SPEEDS. IDLE MIXTURE ADJUSTMENT HA - [SDR CA050712010](https://openairdocs.org/sdr/CA050712010), May 18, 2005: BOLT. CRACKED. (CAN) DURING A ROUTINE ENGINE MOUNT BOLT NDT INSPECTION, A CRACK WAS NOTED ON THE ENGINE SIDE OF THE ATTACH BOLT AT THE RADIUS WHERE THE TIE BAR PN NR MB100877 - [SDR CA050425011](https://openairdocs.org/sdr/CA050425011), Apr 25, 2005: CYLINDER HEAD. CRACKED. (CAN) DURING ROUTINE INSPECTION, NR 9 CYLINDER HEAD WAS FOUND CRACKED. CRACK WAS LOCATED ON VERY TOP OF HEAD ON A LINE THAT WOULD CONNECT FRONT AND BACK SPARK P - [SDR CA050421005](https://openairdocs.org/sdr/CA050421005), Apr 18, 2005: NUT. FAILED. (CAN) PROPELLOR DEPARTED FROM ENGINE. BOTH MECHANICS THAT INSTALLED PROPELLOR AND TORQUED NUT, CLAIMED 720 FT LBS CALCULATED WITH THEIR BODY WEIGHTS ON A LEVER - [SDR 2005FA0000525](https://openairdocs.org/sdr/2005FA0000525), Apr 6, 2005: ADC. INOPERATIVE. AIR DATA COMPUTER (ADC) INSTALLED AS PART OF THE STC NR SA02207AK REPORTING VARING ALTITUDE ERROR UP TO 500 FT. - [SDR 2005FA0000524](https://openairdocs.org/sdr/2005FA0000524), Apr 6, 2005: ADC. MALFUNCTIONED. THE ADC INSTALLED AS PART OF THE EFIS SYSTEM IAW STC NR SA02207AK WOULD NOT MAINTAIN A CONSTANT ACCURATE ALTITUDE READINGS. EACH TIME THE READING WAS RESET, THE - [SDR CA050425010](https://openairdocs.org/sdr/CA050425010), Apr 4, 2005: CYLINDER HEAD. SEPARATED. (CAN) HEAD SEPARATED FROM BARREL CAUSING SOME ENGINE POWER LOSS AND ROUGHNESS. PILOT LANDED PLANE ALONG ROUTE. CYLINDER ASSY WAS REPLACED AND AIRCRAFT RETURNED - [SDR CA050401006](https://openairdocs.org/sdr/CA050401006), Mar 23, 2005: WASHER. MISSING. (CAN) WASHER WAS NOT INSTALLED ON AXLE UPON INSTALLATION OF SKIS. THIS CAUSED SKI TO SLIDE OFF AXLE ON LANDING, RESULTING IN AN OVERSHOOT. THE SKI DANGLED FROM - [SDR CA050323009](https://openairdocs.org/sdr/CA050323009), Mar 22, 2005: CARBURETOR. FAILED. (CAN) THE FLIGHT CREW REPORTED THAT THE ENGINE WAS RUNNING ROUGH AT HIGH POWER SETTINGS AND RETURNED TO POINT OF ORIGIN. THE CARBURETOR WAS REPLACED AND THE AIR - [SDR CA050311001](https://openairdocs.org/sdr/CA050311001), Mar 9, 2005: CYLINDER HEAD. FAILED. (CAN) DURING CRUISE FLIGHT AT 1200 ASL, THE PILOT REPORTED A MISS IN THE ENGINE ACCOMPANIED WITH A REDUCTION IN CRUISE SPEED. CARB HEAT WAS SELECTED AND ENGINE - [SDR CA050330002](https://openairdocs.org/sdr/CA050330002), Mar 8, 2005: CRANKCASE. CRACKED. (CAN) ENGINE HAD OIL LEAK WHICH WAS DETERMINED TO BE COMING FROM CRACK ON THE FRONT CRANKCASE BETWEEN NR 3 AND 4 CYLINDER BASE AREA. THIS CRACK WAS ABOUT 3.5 IN - [SDR CA050303011](https://openairdocs.org/sdr/CA050303011), Mar 3, 2005: ROD. FAILED. (CAN) DURING CLIMB, PILOT EXPERIENCED A SLIGHT THUMP THROUGH ELEVATOR CONTROL SYSTEM, AND A MINOR VIBRATION WHICH STOPPED WHEN LEVEL FLIGHT WAS ACHIEVED. THE FL - [SDR CA050228005](https://openairdocs.org/sdr/CA050228005), Feb 18, 2005: STRUT. CORRODED. (CAN) DURING ANNUAL INSPECTION AND FLOAT REMOVAL, THE FWD RT FLOAT STRUT WAS FOUND TO HAVE LEVEL 2-3 CORROSION ON THE INSIDE OF THE STRUT. DUE TO THE FACT THAT - [SDR CA050223008](https://openairdocs.org/sdr/CA050223008), Feb 10, 2005: OIL COOLER. LEAKING. (CAN) PILOT NOTICED DECREASING OIL PRESSURE APPROX 8 MINUTES FROM DESTINATION. UNEVENTFUL LANDING WAS CARRIED OUT. OIL PRESSURE DID NOT DROP BELOW 60 PSI, BUT O All 120: https://openairdocs.org/model/dehavilland-acft-canada-dhc-2/reports.md ## STCs that may be installed (OpenAirDocs) (15) Approved for this model: the STC's model list names it on its data sheet, or a series that includes it. In force first, then newest. The registry doesn't record which STCs an aircraft has. - [STC SA397NW](https://openairdocs.org/stc/SA397NW): Remove transport battery and battery box and install Gill 12-GCAB-9 or equal battery and battery box relocated to firewall per II K-8784. Kenmore Air Harbor Inc - [STC SA00834NY](https://openairdocs.org/stc/SA00834NY): Installation of modified floats. Seaflight Industries, Inc - [STC ST00776NY](https://openairdocs.org/stc/ST00776NY): Installation of Elevator Trim Tab Push Rod Assembly. Sealand Aviation Ltd - [STC SA715NE](https://openairdocs.org/stc/SA715NE): Fabrication and installation of a forward and aft cargo net. Springer Aerospace Ltd - [STC SA1015NE](https://openairdocs.org/stc/SA1015NE): Installation of redesigned elevator trim tab pushrod assembly. Sealand Aviation Ltd - [STC SA660WE](https://openairdocs.org/stc/SA660WE): Installation of HRD-type fire extinguishing system. (AND STC SA111WE). Pacific Scientific - [STC SA416NW](https://openairdocs.org/stc/SA416NW): Installation of EDO Model 61-5870 floats. Jobmaster Company Inc - [STC SA547AL](https://openairdocs.org/stc/SA547AL): Modification of elevator and horizontal stabilizer tips. US Dept of Interior - [STC SA2105WE](https://openairdocs.org/stc/SA2105WE): Installation of Model EGT-3 exhaust gas temperature monitor(with rising temperature alarm). (DC-6B (NAVY R6D-1Z) 680). K S Avionics, Inc - [STC SA3-105](https://openairdocs.org/stc/SA3-105): L2C automatic pilot with altitude control and approach coupler. Bendix Corp - [STC SA245AL](https://openairdocs.org/stc/SA245AL): Relocation of wing tip fuel control valve. US Dept of Interior - [STC SA263SO](https://openairdocs.org/stc/SA263SO): Removal of power plant extinguisher system and installation of firewall patches. State Airlines Inc - [STC SA37EA](https://openairdocs.org/stc/SA37EA): Removal of left rear cabin door for parachute jumping operations. Westover SAC Aero Club - [STC SA4-322](https://openairdocs.org/stc/SA4-322): Full-flow oil filter 1050-B-83 with element 1A0094. Winslow Aerofilter Corp - [STC SA622WE](https://openairdocs.org/stc/SA622WE): Fuel injected Pratt & Whitney R-985-AN-1, -2, -3, -4, -6, -6B, -8, -10, -12B, -14B, -14B1 or Wasp Jr. SB-3 engine. Aviation Power Supply Inc ## The same model under other registry codes Amateur-built copies and renamed makers get their own codes. - [Dehavilland DHC-2](https://openairdocs.org/model/dehavilland-dhc-2): 66 registered aircraft, registry code 2808001 - [Dehavilland-Kenmore DHC-2](https://openairdocs.org/model/dehavilland-kenmore-dhc-2): 7 registered aircraft, registry code 2805001 - [Dehavilland DHC-2](https://openairdocs.org/model/dehavilland-dhc-2): 3 registered aircraft, registry code 2808010 - [Dehavilland/Peters DHC-2](https://openairdocs.org/model/dehavilland-peters-dhc-2): 1 registered aircraft, registry code 2800110 - [Dehavilland-Air SVC Caravan DHC-2](https://openairdocs.org/model/dehavilland-air-svc-caravan-dhc-2): 1 registered aircraft, registry code 2801830 --- 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.