SDR KCSA2020091815

Service difficulty report · Warning Message · Boeing 747412

Difficulty date: September 18, 2020
Submitted: September 21, 2020
Operation: Air carrier
Aircraft: N703CK
Make and model: Boeing 747412
Aircraft serial: 24226
Aircraft time: 100,518 hours, 18,622 cycles
System (JASC): 3260 · Landing Gear Position and Warning
Part: Warning Message
Condition: False Activation
Location: Mlg
Stage of operation: CL
How discovered: O
Nature of condition: N
Precautionary procedure: A

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

What was found

GEAR TILT, PERFORMED FIM TASK 32-61 TASK 859, 879 AND THE PSEU ADJUSTMENT TEST, IAW AMM 32-09-03. ALL TESTS PASSED AND NO MESSAGES CURRENTLY SHOWING ON EICAS. BLED NR MLG BRAKE ACTUATOR, IAW AMM 32-41-00. SYSTEM PRESSURE GOOD, NO DEFECTS NOTED. GEAR DISAGREE. PERFORMED PSEU GROUND TEST, IAW B747-400 AMM 32-61-00 AND B747-400 FIM 32-61 TEST 869 TEST PASSED.