Service difficulty report · Pressure Switch · Boeing 767424ER

Difficulty date
January 15, 2024
Submitted
January 17, 2024
Operation
Air carrier
Aircraft
N76054
Make and model
Boeing 767424ER
Aircraft serial
29449
Aircraft time
89,948 hours, 12,806 cycles
Part
Pressure Switch
Part number
21SN04466
Part serial
CFL5795BA
Condition
Faulted
Location
Lh Eng Fuel
Part time
82,319 hours, 11,955 cycles
Stage of operation
CR
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

L ENG FUEL FILTER EICAS AND STATUS MESSAGES. REF FIM TASK 73-111 FAULT TREE 803 AND COMPLY WITH T/S''ING CORRECTED FIM TASK - REF FIM TASK 73-11 FAULT TREE 803 AND COMPLY WITH T/S''ING SWITCH, FUEL PR OFF 64-7334-9-9001 5795 ON 0000 SWITCH, FUEL PR OFF 64-7334-9-9001 5795 ON 64-7334-9-9001 1949 REMOVED AND REPLACE LEFT ENGINE FUEL FILTER PER AMM 73-11+02, PER TOM C , ALSO REMOVED AND REPLACED NUMBER ONE ENGINE FUEL PRESSURE SWITCH PER AMM 73-34-01, PERFORMED IDLE RUN OF #1 ENG,. FILTER AND PRESSURE SW LEAK AND OP CHK OK PARTS USED: 64-7334-9-9001,QTY :1 ROTABLE PARTS CHANGE WAS INDICATED - TT # 1593045 SN OFF 5795.