FK10 crew had stabilizer trim #1 and #2 MFDU fault.

Attributes
ACN	468707
Time
Date	200004
Day	Wed
Local Time Of Day	1801 To 2400
Place
Locale Reference	navaid : dca.vor
State Reference	DC
Altitude	agl single value : 400
Environment
Light	Dusk
Aircraft 1
Controlling Facilities	tower : dca.tower tower : dfw.tower
Operator	common carrier : air carrier
Make Model Name	Fokker 100
Operating Under FAR Part	Part 121
Flight Phase	climbout : initial
Route In Use	departure sid : river visual
Flight Plan	IFR
Person 1
Affiliation	company : air carrier
Function	flight crew : captain oversight : pic
Qualification	pilot : atp
ASRS Report	468707
Person 2
Affiliation	company : air carrier
Function	flight crew : first officer
Qualification	pilot : commercial pilot : instrument pilot : multi engine
ASRS Report	468708
Events
Anomaly	aircraft equipment problem : critical other anomaly other
Independent Detector	aircraft equipment other aircraft equipment : acft mfdu other flight crewa other flight crewb
Resolutory Action	flight crew : diverted to another airport flight crew : declared emergency
Consequence	other other
Supplementary
Problem Areas	Aircraft
Primary Problem	Aircraft

Narrative:

Stabilizer trim problem, divert to iad. Departed dca runway 1 at XA05Z. After takeoff at 400 ft AGL, stabilizer trim #1 and #2 fault on MFDU. Climbed to 5000 ft MSL and executed MFDU procedure. Reset stabilizer trim switches on facility panel as per MFDU procedure. Trim switches faulted a second time. Attempted manual stabilizer trim as per MFDU procedure: manual stabilizer trim felt stiff and binding. Then accomplished jammed stabilizer procedure as per MFDU and flight manual. Declared emergency and landed at iad overweight, weight 93.6 pounds. Landing normal, touchdown smooth, 100 FPM. Maintenance took aircraft OTS at ida. Maintenance replaced first officer trim switch and facility computer.

Original NASA ASRS Text

Title: FK10 CREW HAD STABILIZER TRIM #1 AND #2 MFDU FAULT.

Narrative: STABILIZER TRIM PROB, DIVERT TO IAD. DEPARTED DCA RWY 1 AT XA05Z. AFTER TKOF AT 400 FT AGL, STABILIZER TRIM #1 AND #2 FAULT ON MFDU. CLBED TO 5000 FT MSL AND EXECUTED MFDU PROC. RESET STABILIZER TRIM SWITCHES ON FAC PANEL AS PER MFDU PROC. TRIM SWITCHES FAULTED A SECOND TIME. ATTEMPTED MANUAL STABILIZER TRIM AS PER MFDU PROC: MANUAL STABILIZER TRIM FELT STIFF AND BINDING. THEN ACCOMPLISHED JAMMED STABILIZER PROC AS PER MFDU AND FLT MANUAL. DECLARED EMER AND LANDED AT IAD OVERWT, WT 93.6 LBS. LNDG NORMAL, TOUCHDOWN SMOOTH, 100 FPM. MAINT TOOK ACFT OTS AT IDA. MAINT REPLACED FO TRIM SWITCH AND FAC COMPUTER.

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.