Service difficulty report · Line · Boeing 74745E

Difficulty date
August 29, 2021
Submitted
September 1, 2021
Operation
Air carrier
Aircraft
N473MC
Make and model
Boeing 74745E
Aircraft serial
27174
Aircraft time
109,067 hours, 19,619 cycles
Part
Line
Part number
AS115080306
Condition
Leaking
Location
Hyd System
Stage of operation
CR
How discovered
O
Nature of condition
K, J
Precautionary procedure
A

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

What was found

HYDRAULIC PRESSURE SYSTEM #1 EICAS QUANTITY LOW. REPLACED ELEVATOR ACTUATOR LINE WITH TEMP LINE. TO BE REPLACED ON NEXT A- CHECK. CHECKED CASE DRAIN FILTERS (CLEAN) AND INSTALLED NEW FILTERS.

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