Service difficulty report · Tachometer · Airbus A321211

Difficulty date
July 27, 2017
Submitted
August 1, 2017
Operation
Air carrier
Aircraft
N152UW
Make and model
Airbus A321211
Aircraft serial
5588
Aircraft time
14,703 hours, 5,881 cycles
Part
Tachometer
Part number
C201050002
Part serial
66004
Condition
Failed
Location
Mlg
Part time
14,691 hours, 5,877 cycles
Stage of operation
LD
How discovered
O
Nature of condition
J
Precautionary procedure
O

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

What was found

BRAKES RELEASED ON UPPER ECAM AS SOON AS AIRCRAFT LANDED. LEFT OUTBOARD AUTO BRAKE FAILED AND LEFT INBOARD TIRE HEATED TO 750 AND THEN TURNED OFF ANTISKID NOSE WHEEL STEERING AND AUTO BRAKE RELEASED. LEFT OUTSIDE BRAKE REMAINED AT 40 DEGREES. MAINTENANCE PERFORMED TSM 32-42-00-810-922 AND FOUND THE NR 1 BRAKE TACH INOPERATIVE. REPLACED THE NR 1 TACH (19GG) IAW AMM 32-42-57 AND ACCOMPLISHED SATISFACTORY OPERATIONAL CHECK. AIRCRAFT WAS GROUNDED.

More about the Airbus A321-211