Service difficulty report · Signal Cond Unit · Boeing 76731K

Difficulty date
May 11, 2019
Submitted
May 14, 2019
Operation
Air carrier
Aircraft
N1373A
Make and model
Boeing 76731K
Aircraft serial
27205
Aircraft time
98,903 hours, 20,498 cycles
Part
Signal Cond Unit
Part number
241256000131
Part serial
EF219
Condition
Faulty
Location
Vibe System
Stage of operation
UK
How discovered
O
Nature of condition
O
Precautionary procedure
O

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

What was found

LOGBOOK ITEM M4 ENG VIBE BITE ON EICAS UPON AC ARRIVAL (NO DMI)(<P>REMOVED AND REPLACED AVM SIGNAL CONDITIONER IAW AMM 77-31-03. PERFORMED SAT OPS CHECK IAW AMM 77-31-00. NO DEFECTS NOTED. LOG PAGE 1050353</P>)

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