Service difficulty report · Power Supply · Boeing 7378H4

Difficulty date
January 8, 2023
Submitted
January 19, 2023
Operation
Air carrier
Aircraft
N8522P
Make and model
Boeing 7378H4
Aircraft serial
36922
Aircraft time
20,005 hours, 9,591 cycles
Part
Power Supply
Condition
No Test
Location
Emergency Lights
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

EMERGENCY LIGHT POWER SUPPLY 310 WILL NOT TEST USING THE TEST SWITCH. REMOVED AND REPLACED THE POWER SUPPLY IAW MM 33-51-06. POWER SUPPLY OPS CHECKED GOOD IAW MM 33-51-06.

More about the Boeing 737-8H4