Service difficulty report · Control Panel · Boeing 737890

Difficulty date
April 24, 2017
Submitted
April 28, 2017
Operation
Air carrier
Aircraft
N508AS
Make and model
Boeing 737890
Aircraft serial
35691
Aircraft time
33,426 hours, 10,068 cycles
Part
Control Panel
Part number
4082260939
Part serial
01022379
Condition
Failed
Location
Autopilot
Part time
39,584 hours, 15,362 cycles
Stage of operation
NR
How discovered
O
Nature of condition
J
Precautionary procedure
O

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

What was found

AUTOPILOT B DOES NOT REMAIN ENGAGED. ACFT GROUNDED. ACCOMPLISHED FIM 22-11 817 FOR FAULT CODES PREVIOUSLY LISTED. MCP PASSES DFCS BITE GROUP 32 TEST. RING OUTS PREVIOUSLY ACCOMPLISHED, REPLACED AND TESTED MCP IAW AMM 22-11-34/401, DFCS BITE GROUP 32, LAND VERIFY BITE GROUP 49 AND HGS SENSOR TEST FOR FCC / A/T, IAW SMM 34-36-00. ALL OPS NORMAL.