Service difficulty report · Signal Cond Unit · Boeing 73776N

Difficulty date
September 19, 2018
Submitted
September 20, 2018
Operation
Air carrier
Aircraft
N7722B
Make and model
Boeing 73776N
Aircraft serial
32668
Aircraft time
41,467 hours, 20,126 cycles
Part
Signal Cond Unit
Part number
241280056014
Part serial
AB56865
Condition
Faulty
Location
E&E Bay
Stage of operation
CL
How discovered
O
Nature of condition
E
Precautionary procedure
A

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

What was found

AIR TURNBACK/DECLARED EMERGENCY, UPON CLIMBOUT FROM KHOU NOTICED SIGNIFICANT ENGINE VIBRATIONS. R&R (AIRBORNE VIBRATION MONITOR SIGNAL CONDITIONER UNIT) AEUM PER AMM.

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