F100 crew had MFDU amber asymmetric flap warning and lockout departing ZZZ.

Attributes
ACN	534290
Time
Date	200201
Day	Fri
Local Time Of Day	1201 To 1800
Place
Locale Reference	airport : zzz.airport
State Reference	US
Aircraft 1
Controlling Facilities	tower : zzz.tower
Operator	common carrier : air carrier
Make Model Name	Fokker 100
Operating Under FAR Part	Part 121
Flight Phase	climbout : initial climbout : intermediate altitude
Flight Plan	IFR
Person 1
Affiliation	company : air carrier
Function	flight crew : captain oversight : pic
Qualification	pilot : atp
ASRS Report	534290
Person 2
Affiliation	company : air carrier
Function	flight crew : first officer
Events
Anomaly	aircraft equipment problem : critical other anomaly other
Independent Detector	aircraft equipment other aircraft equipment : mfdu flap indication 930 other flight crewa other flight crewb
Resolutory Action	controller : provided flight assist controller : issued new clearance flight crew : diverted to another airport none taken : detected after the fact other
Consequence	other other
Supplementary
Problem Areas	Aircraft
Primary Problem	Aircraft

Narrative:

Flap disagree. Flaps had been retracted for 1 min. Then flap disagree message on MFDU 'amber.' followed procedure reset flaps to 8 degrees. While retracting flaps to 0 degree flaps hung at 7 degrees. Followed alternate flap procedure retracted flaps to 0 degree. Contacted dispatch and returned to ZZZ for a normal flaps 25 degree landing. Maintenance found same problem with flaps hanging at 7 degrees using normal flap procedures.

Original NASA ASRS Text

Title: F100 CREW HAD MFDU AMBER ASYMMETRIC FLAP WARNING AND LOCKOUT DEPARTING ZZZ.

Narrative: FLAP DISAGREE. FLAPS HAD BEEN RETRACTED FOR 1 MIN. THEN FLAP DISAGREE MESSAGE ON MFDU 'AMBER.' FOLLOWED PROC RESET FLAPS TO 8 DEGS. WHILE RETRACTING FLAPS TO 0 DEG FLAPS HUNG AT 7 DEGS. FOLLOWED ALTERNATE FLAP PROC RETRACTED FLAPS TO 0 DEG. CONTACTED DISPATCH AND RETURNED TO ZZZ FOR A NORMAL FLAPS 25 DEG LNDG. MAINT FOUND SAME PROB WITH FLAPS HANGING AT 7 DEGS USING NORMAL FLAP PROCS.

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.