Service difficulty report · Indicator · Boeing 757222

Difficulty date
December 25, 2005
Submitted
January 4, 2006
Operation
Air carrier
Aircraft
N588UA
Make and model
Boeing 757222
Aircraft serial
26717
Aircraft time
41,465 hours, 14,306 cycles
Engine
Pwa PW2037
Part
Indicator
Condition
Malfunctioned
Location
Airspeed
Stage of operation
TO
How discovered
O
Nature of condition
N
Precautionary procedure
C

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

ABORTED TAKEOFF AT 100 KTS AND RETURNED TO THE BLOCKS DUE TO AN AIRSPEED INDICATOR PROBLEM. CAPTAIN'S MACH/AIRSPEED INDICATOR AND LEFT AIR DATA COMPUTER WERE REPLACED IN DEN FOLLOWNG THE EVENT. THE MASI HAD A BROKEN AIRSPEED POINTER RETURN SPRING AND THE DADC HAD BENT & BROKEN PINS ON THE SENSOR CALIBRATION CIRCUIT CARD.