Service difficulty report · Unknown · Boeing 737990ER

Difficulty date
November 2, 2023
Submitted
November 3, 2023
Operation
Air carrier
Aircraft
N468AS
Make and model
Boeing 737990ER
Aircraft serial
41735
Aircraft time
34,577 hours, 10,896 cycles
Part
Unknown
Part number
UNKNOWN
Condition
Unknown
Location
Unknown
Stage of operation
IN
How discovered
C
Nature of condition
J
Precautionary procedure
K

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

What was found

REF LOG 60923028 DURING UPGRADE TEST, DFCS FAILS 60.31 CH-B MSG 22-11146 & 22-11340. GROUNDED - YES. (RESOLVED ON W/O: 1975487 TASKCARD: N/R-00002 ) PERFORMED DFCS TEST 60.31 NO FAULTS ON CHANNEL A & CHANNEL B, CLEANED & RESITTED AILERON POSITION SENSOR CONNECTORS, AILERON POSITION SENSOR TEST GOOD FIM 22-12 TASK 813, FIM 22-16 TASK 829, WDM 22-11-31, AMM 22-11-2*9-710-801, ALSO PERFORMED LLM LAND VERIFIED TEST GOOD AMM 22-11-01/201, NO HISTORY LAST 60 DAYS, CLEARS MEL 22-1F & MEL 22-99B, PLACARD REMOVED, SEAMC NOTIFIED.