Service difficulty report · Brake · Boeing 7673S2F

Difficulty date
January 25, 2020
Submitted
January 27, 2020
Operation
Air carrier
Aircraft
N139FE
Make and model
Boeing 7673S2F
Aircraft serial
43538
Aircraft time
6,043 hours, 2,651 cycles
Part
Brake
Part number
C20508000
Part serial
05959
Condition
Damaged
Location
Nr 2
Part time
6,040 hours, 2,650 cycles
Stage of operation
TX
How discovered
O
Nature of condition
E
Precautionary procedure
O

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

What was found

ON LANDING AND TAXI IN, WHEN LEFT BRAKE IS APPLIED THERE IS A LOUD NOISE AND A VIBRATION. BRAKES WERE STILL WORKING REMOVED ALL FOUR TIRES FROM LEFT GEAR IAW 32-45-01-4. INSPECTED LEFT GEAR WHEELS IAW 32-45-03-2, INSPECTED LEFT GEAR BRAKES IAW 32-41-08-6-3. FOUND DAMAGE TO NUMBER TWO BRAKE HEAT SHEILD AND CHAFFING ON BRAKE. FOUND CHAFFING DAMAGE TO NUMBER TWO WHEEL ASSY INNER HALF. REPLACED NUMBER TWO BRAKE ASSY IAW 32-41-08-4-4 AND REPLACED NUMBER TWO TIRE ASSY IAW 32-45-01-4

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