Service difficulty report · Switch · Boeing 767332

Difficulty date
January 28, 2026
Submitted
January 29, 2026
Operation
Air carrier
Aircraft
N571AZ
Make and model
Boeing 767332
Aircraft serial
30388
Aircraft time
92,848 hours, 13,348 cycles
Part
Switch
Condition
Inoperative
Location
Zone 200
Stage of operation
IN
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

EMERGENCY GUARD SWITCH IS NOT TURNING THE EMERGENCY LIGHTS TO ARM OR OFF WHEN ACTIVATED. ACCOMPLISHED OPERATIONAL CHECK OF EMERGENCY LIGHTS IN ACCORDANCE WITH B767 AIRCRAFT MAINTENANCE MANUAL 33-51-00, NO FAULTS NOTED.