Aircraft equipment problem detected during takeoff.

Attributes
ACN	301370
Time
Date	199504
Day	Wed
Local Time Of Day	0601 To 1200
Place
Locale Reference	airport : zzz
State Reference	US
Altitude	agl bound lower : 0 agl bound upper : 0
Environment
Flight Conditions	VMC
Light	Daylight
Aircraft 1
Operator	common carrier : air carrier
Make Model Name	Commercial Fixed Wing
Operating Under FAR Part	Part 121
Flight Phase	climbout : takeoff
Flight Plan	IFR
Person 1
Affiliation	company : air carrier
Function	flight crew : second officer
Qualification	pilot : atp
Experience	flight time last 90 days : 210 flight time total : 8000 flight time type : 1500
ASRS Report	301370
Person 2
Affiliation	company : air carrier
Function	flight crew : captain oversight : pic
Qualification	pilot : atp
Events
Anomaly	aircraft equipment problem : less severe non adherence other other anomaly other
Independent Detector	other flight crewa
Resolutory Action	none taken : anomaly accepted other
Consequence	Other
Supplementary
Primary Problem	Aircraft
Air Traffic Incident	other

Narrative:

Captain and copilot airspeed began to differ at about V1/vr. Takeoff was continued but copilot's airspeed continued to decrease to '0.' altimeter and ivsi were also soon determined to be indicating improperly on first officer's side. With VFR WX and a short segment, flight was continued to ord, landing without incident. Alternate static sources no help. Maintenance found very loose line to indicators which was tightened and system tested ok. Aircraft was on first flight after about 2 weeks of hangar maintenance.

Original NASA ASRS Text

Title: ACFT EQUIP PROB DETECTED DURING TKOF.

Narrative: CAPT AND COPLT AIRSPD BEGAN TO DIFFER AT ABOUT V1/VR. TKOF WAS CONTINUED BUT COPLT'S AIRSPD CONTINUED TO DECREASE TO '0.' ALTIMETER AND IVSI WERE ALSO SOON DETERMINED TO BE INDICATING IMPROPERLY ON FO'S SIDE. WITH VFR WX AND A SHORT SEGMENT, FLT WAS CONTINUED TO ORD, LNDG WITHOUT INCIDENT. ALTERNATE STATIC SOURCES NO HELP. MAINT FOUND VERY LOOSE LINE TO INDICATORS WHICH WAS TIGHTENED AND SYS TESTED OK. ACFT WAS ON FIRST FLT AFTER ABOUT 2 WKS OF HANGAR MAINT.

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.