Service difficulty report · Master Switch · Cessna 402C

Difficulty date
September 29, 2009
Submitted
January 16, 2010
Operation
Air carrier
Aircraft
N781EA
Make and model
Cessna 402C
Aircraft serial
402C0310
Aircraft time
33,264 hours
Part
Master Switch
Part number
CM358950
Part serial
DATECODE0717
Condition
Unserviceable
Location
Avionics
Part time
3,509 hours
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

PREFLIGHT, CREW REPORTED AVIONICS MASTER SWITCH INOPERATIVE. MX R & R CIRCUIT BREAKER SWITCH. SYS CHECKS OK. ACFT RELEASED BACK TO SERVICE.

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