Service difficulty report · Control Unit · Boeing 7673JHF

Difficulty date
September 7, 2020
Submitted
September 11, 2020
Operation
Air carrier
Aircraft
N643GT
Make and model
Boeing 7673JHF
Aircraft serial
37809
Aircraft time
18,385 hours, 4,972 cycles
Part
Control Unit
Part number
427671
Part serial
00697
Condition
Malfunctioned
Location
Autobrakes
Stage of operation
DE
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

AUTOBRAKES DISARM PRIOR TO LANDING. T/S AND FOUND SUSPECT ANTISKID/AUTOBRAKE CONT UNIT DEFECTIVE, PER WDM 32-42-03 P/N: S003T001-07. ITEM TRANSFERRED TO MDDR NR 134057, AS PER MEL 32-42-04-01A CAT C, CAT III RECTRICTED. INSTALLED PLACARD. REMOVED AND REPLACED AUTOBRAKE/ANTISKID CONTROL UNIT, IAW AMM 32-42-01. OPS CHK GOOD, THIS CLEARS MDDR 134057.

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