Service difficulty report · Brake · Boeing 777323ER

Difficulty date
May 17, 2019
Submitted
May 20, 2019
Operation
Air carrier
Aircraft
N727AN
Make and model
Boeing 777323ER
Aircraft serial
33541
Aircraft time
23,307 hours, 2,575 cycles
System (JASC)
3242 · Brake
Part
Brake
Part number
216931
Condition
Seized
Location
Mlg
Stage of operation
TX
How discovered
O
Nature of condition
M
Precautionary procedure
K

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

What was found

AIRCRAFT WAS GROUNDED: PILOT REPORTS ON TAXI AND SHUTDOWN HAD BRAKE TEMP INDICATION ON EICAS, LEFT GEAR RIGHT FORWARD BRAKE TEMP AT 5.2 ALL OTHER GEAR TEMPS AT 3.0 OR LOWER. RIGHT GEAR BRAKE TEMPS AT 1.8 OPS NORMAL. MAINTENANCE FOUND #2 BRAKE HAD SEIZED UP. REPLACED # 2 BRAKE ASSY IAW AMM 32-45-01 AND ALSO REPLACED # 2 TIRE DUE TO SEVERE OVERHEAT.