Service difficulty report · Control Panel · Boeing 737890

Difficulty date
March 24, 2017
Submitted
March 28, 2017
Operation
Air carrier
Aircraft
N564AS
Make and model
Boeing 737890
Aircraft serial
35103
Aircraft time
39,810 hours, 12,097 cycles
Part
Control Panel
Part number
8221567102
Part serial
40LD8C
Condition
Intermittent
Location
Cockpit
Part time
15,163 hours, 4,433 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 BACKGROUND LIGHTING ON CAPTAIN'S SIDE INTERMITTENT. GROUNDED - YES. REPLACED MODE CONTROL PANEL, REF AMM 22-11-34-000-801 AND 22-11-34-400-801. TESTED, REF AMM 22-11-34-740-801. TESTS OK. PERFORMED REQUIRED LWMP TESTS, REF AMM 22-00-01 LWMP CHECKLIST FOR DFCS MCP. PERFORMED AMM 22-11-34/501 BITE GROUP 32 LRU REPLACEMENT TEST FOR MCP AND 22-11-00/201 BITE GRP 49 LAND VERIFY. ALL TESTS OK. PERFORMED SMM 34-36-00 HGS SENSOR TEST FOR FCC/AT. TESTS OK. A/C REMAINS CAT IIIA AUTOLAND AND HGS QUALIFIED. STATUS PLACARD SCREW CHECKED AND REFLECTS SAME.