Service difficulty report · Control Unit · Boeing 767332

Difficulty date
February 14, 2011
Submitted
February 16, 2011
Operation
Air carrier
Aircraft
N598HA
Make and model
Boeing 767332
Aircraft serial
23278
Aircraft time
72,449 hours, 31,919 cycles
Part
Control Unit
Condition
Shorted
Location
Fuel Tank
Part time
12,525 hours, 2,710 cycles
Stage of operation
IN
How discovered
C
Nature of condition
L
Precautionary procedure
K

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

What was found

ETOPS SIGNIFICANT SYS - LT MAIN TANK NR 14 TANK UNIT HI-Z TO SHIELD READING LOW. INSTALLED LT TANK NR 14 UNIT IAW AMM 28-41-01 3A-3C (9) NEED TO CONTINUE 3C(10)-3C(18). COMPLETED STEPS 3C (10)-3C (18) OPS CK & LEAK CK ACCESS PANEL OK.