Service difficulty report · Control Unit · Boeing 757230

Difficulty date
August 15, 2026
Submitted
August 16, 2026
Operation
Air carrier
Aircraft
N888LT
Make and model
Boeing 757230
Aircraft serial
25441
Aircraft time
85,644 hours, 26,806 cycles
Part
Control Unit
Part number
6240665
Part serial
052C193
Condition
Intermittent
Location
Zone 100
Stage of operation
DE
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

MGE305 - ETOPS : LT WINDOW HEAT EICAS MESSAGE ON DESCENT. REPLACED THE LT FWD WINDOW HEAT CONTROL UNIT IAW AMM.