Service difficulty report · Unknown · Boeing 7379

Difficulty date
December 31, 2022
Submitted
January 3, 2023
Operation
Air carrier
Aircraft
N946AK
Make and model
Boeing 7379
Aircraft serial
44085
Aircraft time
653 hours, 174 cycles
Part
Unknown
Condition
Unknown
Location
Thrust
Stage of operation
CR
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

IN CRUISE FLIGHT, THRUST MODE SYSTEM IN CRZ INSTEAD OF CLB. GROUNDED - YES. PERFORMED DFCS OPS TEST PER AMM 22-11-740-801 OPS TEST PASSED. DFCS FAULT REVIEW SHOWS NO FAULTS ON LAST LEG. AUTO THROTTLE OPS TEST PER AMM 22-31-00-710-801 TEST PASSED NO AUTOTHROTTLE FAULTS NOTED ON LAST LEG. PERFORMED DFCS LRU REPLACEMENT TESTS PER AMM 22-11-00-740-812 FOR FCC,FMC, AUTO THROTTLE, MCP, ADIRU. ALL A/T, DFCS TESTS PASSED. NO ENGINE FAULTS NOTED ON OMF.

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