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msn 517
DHC-6 Twin Otter Series 300
N227SA
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517

Series 300

N20RA • N43SP(2)

N227SA

• Registration • Activity and details of Owner/Operator and other historical information

• N20RA de Havilland Canada Inc., Downsview, ON. Rolled out date 08-Nov-1976. First flight 08-Nov-1976.

• N20RA Delivered to Rio Airways, Killeen, TX., 19-Nov-1976.

Service Difficulty Report 13-Sep-1979. The actuating arm on the beta back up switch broke. Pilot disarmed the system.

Service Difficulty Report 14-Nov-1979. Torque cylinder wore and started turning causing metal in oil screen.

• N20RA Sold to SPIA - South Pacific Island Airways, American Samoa, 20-Aug-1984.

• N43SP/2 Re regd to SPIA - South Pacific Island Airways, Pago Pago, American Samoa 13-Sep-1984.

• N43SP/2 Sold to PAL Air International, Tonopah, NV., 21-Dec-1988.

• N43SP/2 Sold to, Scenic Airlines, Las Vegas, NV., 06-Aug-1990.

• N227SA Sold to Scenic Airlines, Las Vegas, NV., Apr-1991.

Airworthiness date 03-Jul-1991 Standard/Normal.

SDR 11-Feb-1992.  At Los Angeles - before take-off, crew reported sparks coming from under co-pilots instrument panel. Investigation found wire in bundle running along right windshield post had chafed through on co-pilots instrument panel causing arcing. This wire is protected by 2amp circuit breaker. Damaged wire was repaired, and bundle protected with spiral wrap.

SDR 24-Oct-1993. During accomplishment of service bulletin nr 6/507, severe corrosion was found in the left aileron inboard and outboard, mass balance weights, the retention channels and covers. The aileron was repaired.

• N227SA Sold to Twin Otter International, Nov-1993.

• N227SA Leased to Scenic / Skywest Airlines, Las Vegas, NV., Nov-1993.

SDR 12-Sep-1994. During inspection maintenance crew found cracks in horizontal stabilizer upper surface skin doubler at centre hinge bracket (post mod 6/1615) and in skin under doubler. Repaired.

• N227SA Change of ownership to Scenic / Eagle Canyon Airlines, 1996.

Note SDR below showed the Air Carrier as MN Airlines LLC,. which operated as Sun Country Airlines.

SDR 30-Mar-1997. Crew smelled and saw light smoke in cockpit shortly after take-off from North Las Vegas  Aircraft made emergency landing at las. Maintenance personnel found flight compartment cooling fans switch/breaker 'on' and co-pilots fan blades lodged against ceiling panel. Fan motor overheated causing heat damage to plastic fan housing. Fan assembly was replaced. (M)

SDR 03-Jun-1998. During scheduled inspection, found engine bleed air duct clamp threaded stud had gouged a hole in rt nacelle inboard inner skin section. Maintenance removed and replaced skin section with identical piece.

SDR 13-Feb-2000. Pilot reported after take-off that aircraft suddenly yawed to the right and required nearly full left rudder to compensate. Maintenance personnel had repaired rudder geared tab gearbox previous to this flight. After gearbox was completely disassembled, inspected, reassembled, and reinstalled in the aircraft, the aircraft test flew successfully. Apparently, the gearbox repair and/or installation were done incorrectly the first time. Dhc-6 maintenance manual does not contain procedures for installing the gearbox, and the adjustment/test procedures are made confusing by a note that specifies that if the rudder geared tab is neutral with the rudder neutral no other checks are necessary. The maintenance person involved in the o

SDR 30-Jun-2001. Approximately 5 minutes from landing number 1 oil pressure was noted at 15 psi with no caution light. However, the engine was secured, and single engine landing performed.

Incident. 13-Feb-2002. The aircraft returned to North Las Vegas shortly after departure because of unspecified control problems. During the investigation of the problem it was found that during scheduled EMMA inspection on 02/10/2000 it was discovered rudder gear tab box mechanism had excessive back lash. Records show replaced gear and reinstalled gear box. This was a RII inspection although no RII inspection sheet was used. Proper maintenance documents were used.

SDR 12-Feb-2003. During scheduled inspection maintenance personnel found right elevator outboard hinge plate loose with rivets (working)at attachment to outboard stabilizer rib. Upon disassembly for repair. Hinge plate bracket was found cracked and broken away from forward extension approximately 5 inches from aft end of bracket. Oversize cherry max rivets have previously been installed in this area attachment to rib.

• N227SA Sold to Eagle Canyon Leasing LLC., Las Vegas, NV., Regd 27-Feb-2002. Canx 27-Oct-2003.

• N227SA Leased to Scenic Airlines, Las Vegas, NV., 07-Oct-2003.

• N227SA Sold to Monarch Enterprises, Kirkland, WA., 28-Mar-2007.

• N227SA Lease continued to Scenic Airlines, Las Vegas, NV., 28-Mar-2007.

• N227SA Sold to Diamond Bar, Kirkland, WA. Regd 04-May-2007.

• N227SA Lease continued to Scenic Airlines, Las Vegas, NV., 04-May-2007. 

SDR 16-Mar-2012. Pilot reported on landing that nose wheel steering was at full left deflection. Maintenance inspected aircraft and found nose wheel centring pin stuck in the up position. Cause was excessive paint. Removed paint, operationally checked nose wheel steering and no fault was found. Note: this aircraft had a complete painting 17 flights previously with no discrepancy. a post paint inspection was performed at that time; this item is not part of that inspection.

• N227SA Diamond Bar, Kirkland, WA. Regd 04-May-2017Canx 10-Apr-2019.

• C-GKER Unity Group Canada Ltd., Airdrie, AB. Regd 09-May-2019.

• Current •

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Latest update

• Revised Format and updated data added 24-Apr-2020 •

N20RA at Dallas, Texas.
Photo: Ray Moneta © October 1977 - Michael J. Ody Collection
N43SP of SPIA SOUTH PACIFIC ISLAND AIRWAYS.
Photo: Terry Waddington © February 1988 - Michael J. Ody Collection
N227SA of SCENIC at North Las Vegas - VGT, Nevada.
Photo: Unknown photographer © Date unknown - Erik Johannesson Collection
N227SA at Boulder City - BLD, Nevada.
Photo: Kenneth I. Swartz © March 2013
N227SA in striking new livery.
Photo: John Dillon © 28 February 2015 - Erik Johannesson Collection
N227SA at Airdrie - CEF4, Alberta.
Photo: Trevor McTavish © 08 April 2019 - Aird Archives