Service difficulty report · Controller · Boeing 777222

Difficulty date
April 18, 2013
Submitted
May 17, 2013
Operation
Air carrier
Aircraft
N799UA
Make and model
Boeing 777222
Aircraft serial
26926
Aircraft time
65,850 hours, 9,401 cycles
Engine
Pwa PW40903
Part
Controller
Part number
S218W4011
Part serial
16
Condition
Malfunctioned
Location
Overheat Loop
Stage of operation
NR
How discovered
9
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

EICAS RT WING LOOP 2 MESSAGE FAULT HISTORY LEG 5, SHOWS MESSAGE 26-37043, MESSAGE IS NOT ACTIVE. ACCOMPLISHED RESISTANCE CHECK PER FIM 28-18 TASK 802. RT WING LOOP 2 RESISTANCE TO GROUND IS 1.495K OHMS, AND IS IN LIMITS. THERE ARE NO OTHER EICAS MESSAGES OF EXISTING FAULT MESSAGES. ITEM REOCCURRED BEFORE DEPARTURE. REPLACED DLODS CONTROL CART (CENTER), OPS CHECKED NORMAL.