SDR 97ZZZM324

Service difficulty report · Adi Wire Bundle · Boeing 7372P6

Difficulty date
December 10, 1996
Submitted
March 26, 2000
Operation
Air carrier
Make and model
Boeing 7372P6
Aircraft serial
21355
Part
Adi Wire Bundle
Condition
Water Contam
Location
E/E Compt
Stage of operation
IN
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

DURING MX FOR F/O'S ADI INDICATOR MALFUNCTIONS, ELECTRONIC RACKS E-1 AND E-2 WERE REMOVED. THE REMOVAL OF THE RACKS WAS NESSITATED BY THE DISCOVERY OF 'BLUE WATER' INTRUSSION INTO THE WIRE BUNDLES FEEDING THE E-1 AND E-2 RACK CONNECTORS, WHILE THE LEAKAGE CAUSING THE INTRUSION HAD APPARENTLY BEEN RECTIFIED. THE RESIDUE HAD NOT BEEN COMPLETELY ELMINATED FROM THE AREA. AS STATED ABOVE, THE E-1 AND E-2 RACKS WERE REMOVED FROM THE A/C AND THE WIRE BUNDLES WERE THOROUGHLY CLEANED AND TREATED. THE LOWER LOBE AREA WAS FULLY INSPECTED FOR FURTHER EVIDENCE OF FLUID DAMAGE. NONE NOTED. THE A/C WAS SUBSEQUENTLY RETURNED TO SERVICE WITH NO NEGATIVE FINDINGS. (M)

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