Service difficulty report · Control Panel · Boeing 737890

Difficulty date
September 18, 2016
Submitted
September 22, 2016
Operation
Air carrier
Aircraft
N568AS
Make and model
Boeing 737890
Aircraft serial
35183
Aircraft time
36,930 hours, 11,352 cycles
Part
Control Panel
Part number
8221567102
Part serial
16MYND
Condition
Failed
Location
Cockpit
Part time
36,529 hours, 10,895 cycles
Stage of operation
NR
How discovered
O
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

VERTICAL CONTROL WHEEL, UP/DOWN, DOES NOT CHANGE VERTICAL SPEED AFTER SETTING A HIGHER OR LOWER ALTITUDE IN THE ALTITUDE ALERT WINDOW. LEVEL, CHANGE, MODE OPERATES NORMALLY, BOTH A/B AUTOPILOT OPERATE NORMALLY. ACFT GROUNDED. R & R DFCS MODE CONTROL PANEL, INSTALLATION TEST PASSED, REF AMM 22-11-34. ACCOMPLISHED DFCS LRU INTERFACE TEST FOR MCP, BITE GROUP NR 32, ALL TESTS PASS, REF AMM 22-11-34. ACCOMPLISHED LAND VERIFY TEST, ALL TESTS PASS, REF AMM 22-11-00. ACCOMPLISHED HGS SENSOR TEST FOR FCC AT, NO FAULTS FOUND, REF SMM 34-36-00. ACFT REMAINS CAT IIIA AUTOLAND AND HGS CAPABLE, STATUS PLACARD REFLECTS SAME.