Service difficulty report · Wire · Boeing 7377Q8

Difficulty date
June 9, 2023
Submitted
June 12, 2023
Operation
Air carrier
Aircraft
N7864B
Make and model
Boeing 7377Q8
Aircraft serial
30638
Aircraft time
61,648 hours, 41,022 cycles
Part
Wire
Condition
Damaged
Location
Zn 100 Fus Lower
Stage of operation
CL
How discovered
9
Nature of condition
O
Precautionary procedure
K

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

What was found

WITH AUTOPILOTS ENGAGED STAB OUT OF TRIM MANUALLY FLYING THE MAIN ELECTRIC TRIM WOULD NOT TRIM NOSE DOWN SPEED TRIM FAIL LIGHT ILLUMINATED<[01] T/S FOUND W4222-1005-18 WIRE DAMAGED; REPAIRED & SPLICED WIRES PER SWPM 20-30; PERFORMED OPS CHECK PER AMM 27-41-00; ALL CHECK GOOD; NO DEFECT FOUND. ALSO; REPAIRED WIRES W4724-0021-18 & W4724-0022-18 PER SWPM 20-30 DUE TO DAMAGED; OPS CHECK GOOD

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