A B737-400 just released from heavy maintenance was found to have numerous problems with the trailing edge flap rigging. Jack screw gimbals were also found improperly shimmed.

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Attributes
ACN	623191
Time
Date	200407
Day	Tue
Place
Locale Reference	airport : zzz.airport
State Reference	US
Altitude	agl single value : 0
Aircraft 1
Operator	common carrier : air carrier
Make Model Name	B737-400
Operating Under FAR Part	Part 121
Flight Phase	ground : maintenance
Person 1
Affiliation	company : air carrier
Function	maintenance : technician
Qualification	technician : airframe technician : powerplant
ASRS Report	623191
Events
Anomaly	aircraft equipment problem : critical maintenance problem : improper maintenance non adherence : published procedure
Independent Detector	other other : person 1
Consequence	other other
Factors
Maintenance	performance deficiency : training performance deficiency : scheduled maintenance performance deficiency : inspection performance deficiency : non compliance with legal requirements
Supplementary
Problem Areas	Aircraft Maintenance Human Performance Company
Primary Problem	Maintenance Human Performance

Narrative:

Found numerous problems with flap rigging from the third party maintenance. Wing chord plane was out of limits, jack crew gimbals improperly shimmed.

Original NASA ASRS Text

Title: A B737-400 JUST RELEASED FROM HVY MAINT WAS FOUND TO HAVE NUMEROUS PROBS WITH THE TRAILING EDGE FLAP RIGGING. JACK SCREW GIMBALS WERE ALSO FOUND IMPROPERLY SHIMMED.

Narrative: FOUND NUMEROUS PROBS WITH FLAP RIGGING FROM THE THIRD PARTY MAINT. WING CHORD PLANE WAS OUT OF LIMITS, JACK CREW GIMBALS IMPROPERLY SHIMMED.

Data retrieved from NASA's ASRS site as of July 2007 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.