Service difficulty report · Pressure Switch · Boeing 767322

Difficulty date
November 24, 2013
Submitted
November 26, 2013
Operation
Air carrier
Aircraft
N655UA
Make and model
Boeing 767322
Aircraft serial
25393
Aircraft time
89,298 hours, 14,159 cycles
Engine
Pwa PW4060
Part
Pressure Switch
Condition
Shorted
Location
Fuel System
Stage of operation
CL
How discovered
O
Nature of condition
J
Precautionary procedure
A

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

What was found

LT ENG FUEL FILTER EICAS, RTFL. IAW AMM 73-34-00 FIG 103 FOR TROUBLESHOOTING. ALSO REPLACE & INSPECT THE LT ENG FUEL FILTER IAW AMM. TROUBLESHOT IAW FIM 73-34-00, ENG CHECK 3 & 12 REPLACED THE NR 1 ENG FUEL FILTER & A SHORTED FUEL PRESS SWITCH. NO DEBRIS IN THE FUEL FILTER & ALL LEAK & OPERATIONS CHECKED OK IAW AMM 73-34-01 & 73-11-02 EICAS CLEARED OK FOR SERVICE.