Service difficulty report · Bonding Wire · Boeing 7378H4

Difficulty date
October 3, 2023
Submitted
November 3, 2023
Operation
Air carrier
Aircraft
N8552Z
Make and model
Boeing 7378H4
Aircraft serial
63580
Aircraft time
19,555 hours, 9,780 cycles
Part
Bonding Wire
Part number
UNKNOWN
Condition
Corroded
Location
Zn 800 Door
Stage of operation
IN
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

ON THE APU ACCESS DOOR; BOTH OF THE DOOR TO FUSELAGE BONDING WIRES HAVE EVIDENCE OF CORROSION.<[01] REMOVED AND REPLACED BOT DOOR TOO. FUSELAGE BONDING WIRES. IAW AMM 52-48-21;[02] EDIT: REMOVED AND REPLACED BOTH DOOR TO FUSELAGE BONDING WIRES. IAW AMM 52-48-21;[03] CERTIFIED EDIT;[04] REMOVED AND REPLACED BOTH DOOR TO FUSELAGE BONDING WIRES. IAW SWPM 20-20-10;[05] C/W INSPECTION AS REQUIRED

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