Service difficulty report · Harness · Doug DC1030

Difficulty date
August 10, 2000
Submitted
August 10, 2000
Operation
Air carrier
Aircraft
N59083
Make and model
Doug DC1030
Aircraft serial
47926
Part
Harness
Part number
ANP0138502
Condition
Chafed
Location
Fuel Tank Nr 3
Stage of operation
IN
How discovered
V
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

D-CHECK, FQI SYSTEM WIRING CHAFING AND ARCING INSIDE FUEL TANK NR 3, PROBE NR 6, HARNESS FOUND CHAFING ON MOUNT BRACKET OF THE FILL ALOT VALVE IN BAY R07 (XORS- -298-500). WIRES 3E900E22GR X 3E901E22WH DAMAGED THROUGH OUTER SLEEVE INSULATION CAUSING ARCING ON BRACKET. HARNESS WAS EXCESSIVELY SLACK. HARNESS ANP0138-502 REPLACED IAW WDM28-41-08 FRM PROBE 6(T2-104) TO JUNC PROBE 2 (T2-102). PERFORMED STATIC BEND TESTS ON ALL BOOST PUMPS, DC START PUMPS, FEED SYS DUCTS, REFUEL DUCTS, VENT SYS, OVER 100 READINGS GREATER THAN 100 MILLIOHMS ACROSS ALL 3 MAIN TANKS AND AUX TANKS. THE NECESSARY ACTION WAS TAKEN (REBONDING). (X)

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