Service difficulty report · Actuator · Boeing 7378

Difficulty date
December 19, 2023
Submitted
December 20, 2023
Operation
Air carrier
Aircraft
N8795L
Make and model
Boeing 7378
Aircraft serial
67785
Aircraft time
3,242 hours, 1,639 cycles
Part
Actuator
Part number
UNKNOWN
Condition
Fault Message
Location
Zn 500 Left Wing
Stage of operation
TO
How discovered
9
Nature of condition
J, O
Precautionary procedure
O

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

What was found

LOSS OF HYDRAULIC SYSTEM A SHORTLY AFTER TAKE-OFF FOUND STS MSG SPOILER PAIR 2/11 & 4/9 MX MSG'S 27-01570 27-01640 & 27-01590 C/W IFIM 27-61-00-810-845852 & 847 ALL FAULTS CLEARED.<[01] REMOVED AND REPLACED #4 SPOILER ACTUATOR IAW AMM 27-1-51. FILTERS CHANGED AND NO EVIDENCE OF METAL FOUND. EV # E029579;[02] REMOVED AND REPLACED #4 SPOILER ACTUATOR IAW AMM 27-1-51. FILTERS CHANGED AND NO EVIDENCE OF METAL FOUND. EV # E029579;[03] CORRECTION TO AMM REFEWRENCE REPLACED #4 SPOILER ACTUATOR PER AMM 27-61-51;[04] FOUND STS MSG SPOILER PAIR 2/11 & 4/9; MX MSG'S 27-01570; 27-01640 & 27-01590 C/W IFIM 27-61-00-810-845;852 & 847 ALL FAULTS CLEARED.

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