Service difficulty report · Brake · Boeing 777223

Difficulty date
May 26, 2017
Submitted
May 31, 2017
Operation
Air carrier
Aircraft
N765AN
Make and model
Boeing 777223
Aircraft serial
32879
Aircraft time
57,591 hours, 7,078 cycles
Part
Brake
Condition
Weak
Location
Mlg
Stage of operation
LD
How discovered
O
Nature of condition
O
Precautionary procedure
O

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

What was found

BRAKES FELT MUSHY WHEN THEY WERE APPLIED ON ROLLOUT. AUTOBRAKES WORKED NORMALLY BUT WHEN DISENGAGED BY BRAKE APPLICATION, PEDALS MOVED ABOUT FIVE INCHES. ACCOMPLISHED BITE CHECK ON BRAKE SYSTEM CONTROL UNIT, NO FAULTS NOTED. BLED ALL BRAKES AND SERVICED BRAKE ACCUMULATOR. OPERATIONAL CHECEDK GOOD.