Service difficulty report · Harness · Doug DC1030

Difficulty date
July 28, 2000
Submitted
August 29, 2000
Operation
Air carrier
Aircraft
N59083
Make and model
Doug DC1030
Aircraft serial
47926
Part
Harness
Part number
ANP0138502
Condition
Chafed
Location
Fuel Tank
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 PILOT 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 ANPO138-502 REPLACED IAW WDM28-41-08 FROM PROBE 6 (T2-104) TO JUNC PROBE 2 (T2-102). PERFORMED STATIC BOND TESTS ON ALL BOOST PUMPS, DC START PUMPS, FEED SYS DUCTS, RE-FUEL DUCTS, VENT SYS. OVER 100 READINGS GREATER THAN 100 MILLIOHMS ACROSS ALL 3 MAIN TANKS AND AUXILIARY TANKS. THE NECESSARY ACTION WAS TAKEN (RE-BONDING). (X)

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