SDR 135375

Service difficulty report · Master Switch · Cessna 402C

Difficulty date
October 15, 2007
Submitted
October 21, 2007
Operation
Air carrier
Aircraft
N375R
Make and model
Cessna 402C
Aircraft serial
402C0468
Aircraft time
18,500 hours
Engine
Cont TSIO520*
Part
Master Switch
Part number
CM358950
Part serial
0633N375R
Condition
Inoperative
Location
Cockpit
Part time
312 hours
Stage of operation
CR
How discovered
O
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

AVIONICS MASTER SWITCH FAILED IN FLIGHT. AIRCRAFT LANDED WITH NO FURTHER DIFFICULTIES. MAINTENANCE REMOVED AND REPLACED THE AVIONICS MASTER SWITCH IAW AIRCRAFT MM.

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