SDR P5CA9700428

Service difficulty report · Module · Boeing 747123

Difficulty date: March 10, 1997
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N858FT
Make and model: Boeing 747123
Aircraft serial: 20109
System (JASC): 3241 · Brake Anti-Skid Section
Part: Module
Part number: 392331C
Condition: Failed
Location: Anti-Skid Syst
Stage of operation: LD
Nature of condition: M, J
Precautionary procedure: O

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

What was found

AUTO BRAKE LIGHT ON IN FLIGHT, AUTO BRAKE WILL NOT ENGAGE. ON ROLL OUT, 3 TIRES BLOWN. CONFIRMED AUTO BRAKE FAILED IN OPEN DEFERRED PER MEL 32-23, TESTED ANTI-SKID. FOUND THAT BRAKES 9, 11, 12, AND 13 FAILED CHECK PER MAINTENANCE MANUAL 32-42-00. REPLACED MODULE PER 32-42-02. TIRES 9, 10, 11, 12 AND 13 REPLACED PER 32-45-01.