Service difficulty report · Power Supply · Boeing 737990ER

Difficulty date
May 2, 2026
Submitted
May 5, 2026
Operation
Air carrier
Aircraft
N906DN
Make and model
Boeing 737990ER
Aircraft serial
64879
Aircraft time
23,914 hours, 9,598 cycles
Part
Power Supply
Condition
Inoperative
Location
Zone 200
Stage of operation
IN
How discovered
C
Nature of condition
L
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

FIRST CLASS OVER HEAD EMERGENCY EXIT AND FWD LH OVERWING EMERGENCY LIGHT INOPERATIVE. REPLACED THE LH MIDDLE POWER SUPPLY PER B737 AMM 33-51. OPS CHECK GOOD. (LOG 1573930 - AIRCRAFT WAS GROUNDED).