Incident at SASKATOON / JOHN G. DIEFENBAKER INTL SK (CYXE)

Summary

2003-09-12: The crew of WJA 178, a B737-200, initiated a go around at Saskatoon due to an unsafe gear indication. Emergency Services were activated and the aircraft flew in the vicinity trying to rectify the situation. The aircraft did two low passes by the Tower and the gear appeared normal. The aircraft landed safely at 03:27Z. There was no significant impact to other airport users.
2003-09-16: UPDATE TSB reported that WJA 178, a Boeing 737-200, was on approach at Saskatoon. When the crew extended the landing gear, an unusual noise was heard and an unsafe nosegear indication was observed. The crew conducted a missed approach and completed the manual landing gear extension procedure, confirmed gear extension with a low pass over the airport and then landed safely. Maintenance found a sheared lock actuator bolt, damaged upper hydraulic line, and cracked nosegear position pulley.
2003-09-22: UPDATE Maintenance and Manufacturing reported that the NLG lock actuator lower attach bolt failed. The bolt was found to be an unapproved part. The A/C was repaired and returned to service. The bolt in question was installed by the previous operator in Central/South America. An SDR was filed.

Details


CADORS Number 2003C1298
Occurrence Type Incident
Reported By NAV CANADA
Occurred At 2003-09-12 - 02:32
Day or Night? Day-time
Fatalities 0
Injuries 0
Aerodrome ID CYXE
Aerodrome Name SASKATOON / JOHN G. DIEFENBAKER INTL SK (CYXE)
Geographic Location Saskatchewan, Canada, North America, Prairie and Northern Region, Saskatoon
TSB Occurrence Number A03C0248
TSB Class of Investigation Class 5
AOR Number 32329
Reported By NAV CANADA
Categories Undershoot/overshoot,System/component failure or malfunction [non-powerplant]
Events



Aircraft Details (1 aircraft)

Type Aeroplane
 Silhouette image of Aeroplane
Canadian Registration GWJK | Flightaware (Registration) | Flightaware (Tracking) | AvHerald
Foreign Registration
Country of Registration Canada
Occurrence Type Incident
Owner WESTJET
Operator WESTJET (8893) Commercial
Make  Silhouette image of BOEING
BOEING
Model 737 269
Year Built 1976
Engine Type Turbo fan
Engine Make PRATT & WHITNEY
Engine Model JT8D-17
Gear Type Land
Private No
Amateur Built No
Flight Number WJA 178
Flight Rule
CARS Subpart
Phase of Flight Approach
Damage No Damage
Fatalities 0
Injuries 0
Events Landing gear,Overshoot/missed approach

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