Service difficulty report · Power Supply · Cessna 680SOV

Difficulty date
January 11, 2023
Submitted
January 12, 2023
Operation
Air carrier
Filed by
3J7R729D
DC Jet Services
Aircraft
N308QS
Make and model
Cessna 680SOV
Aircraft serial
6800116
Aircraft time
13,441 hours, 9,033 cycles
Part
Power Supply
Part number
CBS28
Condition
Blown
Stage of operation
IN
How discovered
V
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

THE FORWARD EMERGENCY LIGHTS IN THE CABIN AT THE CABIN DOOR ARE INOP, AT LEAST THREE SIGNS ARE OUT. THESE INCLUDE THE EXIT SIGN IN THE OVERHEAD AND THE EXIT SIGNS AT KNEE LEVEL IN THE DOOR WAY.TROUBLESHOT AND FOUND THE FUSE BLOWN ON THE #1 POWER SUPPLY. ISOLATED AND MEGGED THE OUTPUT WIRING AND FOUND NO CURRENT SHORTS OR INSULATION ISSUES.