Service difficulty report · Wire · Boeing 767338

Difficulty date
May 15, 2024
Submitted
May 16, 2024
Operation
Air carrier
Aircraft
N371CM
Make and model
Boeing 767338
Aircraft serial
25577
Aircraft time
89,812 hours, 30,993 cycles
Part
Wire
Part number
UNKNOWN
Condition
Broken
Location
Flap/Slat System
Stage of operation
TX
How discovered
O
Nature of condition
J
Precautionary procedure
D

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

What was found

LE FLAP SLAT DISAGREE AFTER START CHECKLIST. AC RETURNED TO BLOCK AND MAINTENANCE GROUNDED AC T/S IAW WDM 27-81-11, REPLACED RELAY K624 NO HELP. FOUND THE INBD SLAT BYPASS VALVE IN POS 1 NO POWER FOUND ON PIN 2 CONN D1515 FOUND OPEN. CK FROM CONN D5316P PIN 42 TO D5712J PIN 1. FOUND BROKEN WIRE AT STA 700 BRACKET R/M CEILING, SPLICE IT RE-DO BOTH ENDS TERMINATIONS AT CONN D5316P AND D5712J PIN 42 & PIN 1 IAW SWPM 20-10-13 AND 20-60-00 .PERFORMED LE FLAPS OPS CK FOUND NORMAL FROM ALT TO NORMAL LEVER MOVES TO CORRECT POS AT THE BYPASS VALVE R/H SIDE AMM 27-81-00 AC RETURNED TO SERVICE.