Service difficulty report · Wire Harness · Boeing 767322

Difficulty date
August 8, 2011
Submitted
August 11, 2011
Operation
Air carrier
Aircraft
N660UA
Make and model
Boeing 767322
Aircraft serial
27115
Aircraft time
79,312 hours, 12,751 cycles
Engine
Pwa PW4060
Part
Wire Harness
Condition
Shorted
Location
Start Valve
Stage of operation
IN
How discovered
O
Nature of condition
J
Precautionary procedure
O

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

What was found

AFTER PUSHBACK AND ENG SHUTDOWN DUE TO WEATHER. ON RESTART OF RT ENGINE START VALVE THE LIGHT STAYED ILLUMINATED DURING ENGINE START. REPLACED NR 2 START VALVE PER MM, NO HELP. CYCLED CB D20 AND ATTEMPTED RESTART & VALVE LIGHT STAYED ON. START ATTEMPT, VALVE LIGHT STAYED ON. REF'D MM & WDM 80-11-21. FOUND BUNDLE SHORTING TO GRD 1 FT AFT OF START VALVE CONNECTOR. RPR'D WIRE BUNDLE & ADJ'D BUNDLE STANDOFF. REF ELECT STD MM, OPS CHECKED OKAY.