Service difficulty report · Control Panel · Boeing 737890

Difficulty date
May 10, 2019
Submitted
May 14, 2019
Operation
Air carrier
Aircraft
N533AS
Make and model
Boeing 737890
Aircraft serial
35201
Aircraft time
32,719 hours, 9,526 cycles
Part
Control Panel
Part number
8221567102
Part serial
40GG84
Condition
Failed
Location
Cockpit
Part time
25,493 hours, 7,446 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

MODE CONTROL PANEL, IAS/MACH WINDOW HAVE A "-" SHOWING. GROUNDED - YES. REPLACED DFCS MCP REF AMM 22-11-34-400-801. OPS CK OK REF AMM 22-11-34-740-801. ACCOMPLISHED LLM TESTS FOR MCP BITE GROUP 32 REF AMM 22-11-34/501 & LAND VERIFY BITE GROUP 49 REF AMM 22-11-00/201. ALL TESTS PASS.