Service difficulty report · Loop · Boeing 777222

Difficulty date
May 11, 2010
Submitted
May 13, 2010
Operation
Air carrier
Aircraft
N227UA
Make and model
Boeing 777222
Aircraft serial
30555
Aircraft time
33,677 hours, 4,112 cycles
Engine
Pwa PW40903
Part
Loop
Condition
Damaged
Location
Bleed Air Sys
Stage of operation
NR
How discovered
O
Nature of condition
N
Precautionary procedure
O

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

What was found

BODY BLEED LOOP 1 MSG. BODY BLEED LOOP 1 MSG TOTAL BODY LOOP 1 RESISTANCE WAS 150 OHMS. LOOP 2 WAS 128 OHMS. FOUND HIGH RESISTANCE AT M26146 LOOP CONNECTION. CLEANED CONNECTOR AND RESECURED. RESISTANCE NOW CK'S 128 OHMS. NO FAULTS.