Service difficulty report · Motor · Boeing 7378H4

Difficulty date
April 12, 2023
Submitted
April 12, 2023
Operation
Air carrier
Aircraft
N8643A
Make and model
Boeing 7378H4
Aircraft serial
42524
Aircraft time
28,483 hours, 13,355 cycles
Part
Motor
Condition
Inoperative
Location
Zn 300 Stabilize
Stage of operation
TO
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

AFTER TAKEOFF . MAIN ELECTRIC TRIM WAS INOPERATIVE. A/P TRIM DID NOT WORK EITHER. SPEED TRIM FAIL LIGHT ILLUMINATED BRIEFLY. ALSO GOT A STAB OUT OF TRIM LIGHT<[01] PART REMOVED;[02] R&R?D STABILIZER TRIM MOTOR PER AMM 27-41-71. OPS CHECK OK. ALSO PERFORMED DFCS BITE PROCEDURE. SURFACE TEST PASS. OK FOR SERVICE PER 25-11 TASK 801.

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