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

Summary

2003-02-25: TSB reported that The crew of a WestJet Boeing 737-269, GWJK, experienced a red and green indication for the nose landing gear after takeoff. Cycling the gear did not correct the problem. With the landing gear in a down and locked condition, the crew noted that the A-System hydraulic quantity had dropped to zero. The aircraft returned to Saskatoon and landed safely with Emergency Services standing by. Subsequent inspection by company maintenance personnel determined that the unlock pressure flex line (P/N BACH8B04NN0202T)for the nose wheel downlock actuator, had failed. The line was replaced and the aircraft was returned to service.
2003-02-20: Maintenance and Manufacturing reported that WestJet B737-200 Aircraft GWJK after takeoff was unable to fully retract the nose gear. System ""A"" hydraulic quantity dropped and the aircraft returned to Saskatoon. WestJet maintenance determined that the nose gear lock actuator lock port hose had ruptured. Maintenance replaced the damaged hose and returned the aircraft to service. No further discrepancies were noted. An SDR will be filed by the company.
2003-02-18: At 23:45Z the Saskatoon Terminal advised that WJA42 who had just departed Saskatoon was returning back to Saskatoon because of nose gear problems. Westjet made their own arrangements for Emergency Response. Following 15 minutes of delaying vectors so the crew could complete checklists the aircraft landed safely at 00:17Z. TSB to update.

Details


CADORS Number 2003C0221
Occurrence Type Incident
Reported By NAV CANADA
Occurred At 2003-02-17 - 23:45
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
TSB Class of Investigation Class 5
AOR Number 27682
Reported By NAV CANADA
Categories System/component failure or malfunction [non-powerplant],Other
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 42
Flight Rule
CARS Subpart
Phase of Flight Climb
Damage No Damage
Fatalities 0
Injuries 0
Events Hydraulic problem,Landing gear,Diversion

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