Service difficulty report · Battery · Textrn TEXTRON700

Difficulty date
February 12, 2024
Submitted
February 12, 2024
Operation
Air carrier
Aircraft
N811QS
Make and model
Textrn TEXTRON700
Aircraft serial
7000046
Aircraft time
3,444 hours, 1,978 cycles
Part
Battery
Part number
CBS281
Part serial
3656M
Condition
Faulted
Location
Emergency Lights
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

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

What was found

WHEN CONDUSTING THE POWER ON CHECKLIST THE EMERGENCY LIGHTS DO NOT TEST PROPERLY. IN THE ON POSITION LIGHTS ILLUMINATE. IN THE ARM POSITION THE LIGHTS WILL NOT ILLUMINATE. ALSO THE RIGHT EXTERIOR WING INSPECTION LIGHT DOES NOT ILLUMINATE DURING THE TEST. REMOVED NUMBER 1 EMERGENCY BATTERY AND NUMBER 2 EMERGENCY BATTERY AND INSTALLED REPAIRED CUSTOMER SUPPLIED NUMBER 1 EMERGENCY BATTERY PN AND NUMBER 2 EMERGENCY BATTERY. PERFORMED TC-FLT-33-1001 WITH NO DEFECT NOTED. REF CE700 MM 33-50-07.