Service difficulty report · Alternator · Boeing 767300

Difficulty date
June 15, 2007
Submitted
June 18, 2007
Operation
Air carrier
Aircraft
N580HA
Make and model
Boeing 767300
Aircraft serial
28140
Aircraft time
20,165 hours, 3,932 cycles
Engine
Pwa PW4060
Part
Alternator
Part number
4300702
Part serial
0636
Condition
Malfunctioned
Location
Lt Engine
Part time
9,373 hours, 1,734 cycles
Stage of operation
IN
How discovered
9
Nature of condition
O
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 SYSTEM, L ENG CONT EICAS MSG AFTER ENGINE START SHUT DOWN AND RE-STARTED ENGINE AND MESSAGE DID NOT RE-APPEAR. RESEATED L ENG N2 SPEED CARD PER MM 77-12-01-004. TESTED OK, RAN ENG, L ENG EEC MODE MSG APPEARED WITH CORRESPONDING L ENG ALTN CONT LIGHT ILLUM. T/S FIM 73-21-00/113-L PIMU CHAN A PWR LOSS, REPLACED PMA AT L ENG PER AMM73-21-05 TEST PER 71-00-00/501. TABLE EICAS MSG DID NOT RETURN PIMU MSG CLEAR.

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