B737-400 returns to pit after primary stabilizer trim fails.

Attributes
ACN	630396
Time
Date	200409
Day	Fri
Local Time Of Day	0601 To 1200
Place
Locale Reference	airport : pit.airport
State Reference	PA
Altitude	msl single value : 5000
Environment
Flight Conditions	VMC
Light	Daylight
Aircraft 1
Controlling Facilities	tracon : pit.tracon
Operator	common carrier : air carrier
Make Model Name	B737-400
Operating Under FAR Part	Part 121
Navigation In Use	other
Flight Phase	climbout : intermediate altitude
Flight Plan	IFR
Person 1
Affiliation	company : air carrier
Function	flight crew : captain oversight : pic
Qualification	pilot : cfi pilot : atp pilot : flight engineer
Experience	flight time last 90 days : 150 flight time total : 22000 flight time type : 500
ASRS Report	630396
Person 2
Affiliation	company : air carrier
Function	flight crew : first officer
Experience	flight time last 90 days : 180 flight time total : 14500 flight time type : 11800
ASRS Report	630401
Events
Anomaly	aircraft equipment problem : critical
Independent Detector	other flight crewa other flight crewb
Resolutory Action	other
Consequence	other
Supplementary
Problem Areas	Aircraft
Primary Problem	Aircraft

Narrative:

Departing pittsburgh we experienced a loss of our primary electric pitch trim. We notified ATC and returned to pit uneventfully.

Original NASA ASRS Text

Title: B737-400 RETURNS TO PIT AFTER PRIMARY STABILIZER TRIM FAILS.

Narrative: DEPARTING PITTSBURGH WE EXPERIENCED A LOSS OF OUR PRIMARY ELECTRIC PITCH TRIM. WE NOTIFIED ATC AND RETURNED TO PIT UNEVENTFULLY.

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.