Service difficulty report · Power Supply · Boeing 757231

Difficulty date
May 29, 2025
Submitted
May 29, 2025
Operation
Air carrier
Aircraft
N986FD
Make and model
Boeing 757231
Aircraft serial
28482
Aircraft time
46,880 hours, 19,934 cycles
Part
Power Supply
Part number
20121
Part serial
39964
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

L1 DOOR SLIDE LIGHT INOP. FACT 29MAY25 13:23 ATW WDM: 33-51-12 AMM: 33-51-07-2 RELAMPED, NO HELP. NO VOLTAGE AT LIGHT SOCKET. R & R M731 EMERGENCY POWER LIGHT SUPPLY, OPS NORMAL.