Service difficulty report · Control Panel · Boeing 737990ER

Difficulty date
December 3, 2018
Submitted
December 6, 2018
Operation
Air carrier
Aircraft
N479AS
Make and model
Boeing 737990ER
Aircraft serial
60576
Aircraft time
13,865 hours, 4,569 cycles
Part
Control Panel
Part number
8221567102
Part serial
174XHP
Condition
Inoperative
Location
Cockpit
Part time
35,569 hours, 13,875 cycles
Stage of operation
NR
How discovered
V
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

ONE LIGHT BURNED OUT IN AUTOPILOT A CMD SWITCH ON GLARESHIELD. GROUNDED - YES. VERIFIED - REF AMM 22-11-34, REMOVED/REPLACED MCP. ALL REQ'D REPLACEMENT TESTS AND LLM MAINT. TESTS GOOD. GROUND VERIFICATION TESTS GOOD.