<< >> NASA ASRS Report 649995, March 2005

A B737-300 had #1 spoiler fully deployed on takeoff. Declared emergency and diverted. Found actuator failure.

Attributes
ACN	649995
Time
Date	200503
Local Time Of Day	1201 To 1800
Place
Locale Reference	airport : phx.airport
State Reference	AZ
Altitude	msl single value : 6000
Environment
Flight Conditions	VMC
Aircraft 1
Controlling Facilities	tracon : p50.tracon
Operator	common carrier : air carrier
Make Model Name	B737-300
Operating Under FAR Part	Part 121
Flight Phase	climbout : takeoff
Flight Plan	IFR
Person 1
Affiliation	company : air carrier
Function	flight crew : first officer
Experience	flight time last 90 days : 40 flight time total : 5500 flight time type : 2800
ASRS Report	649995
Person 2
Affiliation	company : air carrier
Function	flight crew : captain oversight : pic
Experience	flight time last 90 days : 90 flight time total : 23200 flight time type : 18000
ASRS Report	650000
Events
Anomaly	aircraft equipment problem : critical
Independent Detector	other flight crewa other flight crewb
Resolutory Action	controller : issued new clearance flight crew : diverted to another airport flight crew : overcame equipment problem flight crew : declared emergency
Consequence	other other other
Supplementary
Problem Areas	Aircraft
Primary Problem	Aircraft

Narrative:

#1 spoiler fully deployed on takeoff. Would not retract. Returned to field. Callback conversation with reporter revealed the following information: in the logbook and report #4 spoiler was written up but the actual spoiler was #1 that was deployed. Maintenance advised the spoiler actuator failed. The airplane was ctlable with slight yoke input.

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Original NASA ASRS Text

Title: A B737-300 HAD #1 SPOILER FULLY DEPLOYED ON TKOF. DECLARED EMER AND DIVERTED. FOUND ACTUATOR FAILURE.

Narrative: #1 SPOILER FULLY DEPLOYED ON TKOF. WOULD NOT RETRACT. RETURNED TO FIELD. CALLBACK CONVERSATION WITH RPTR REVEALED THE FOLLOWING INFO: IN THE LOGBOOK AND RPT #4 SPOILER WAS WRITTEN UP BUT THE ACTUAL SPOILER WAS #1 THAT WAS DEPLOYED. MAINT ADVISED THE SPOILER ACTUATOR FAILED. THE AIRPLANE WAS CTLABLE WITH SLIGHT YOKE INPUT.

Data retrieved from NASA's ASRS site as of January 2009 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.