Service difficulty report · Master Switch · Cessna 402C

Difficulty date
August 18, 2003
Submitted
September 25, 2003
Operation
Air carrier
Aircraft
N2611X
Make and model
Cessna 402C
Aircraft serial
402C0072
Engine
Cont TSIO520*
Part
Master Switch
Part number
CM358950
Condition
Burned
Location
Lt Switch Panel
Part time
693 hours
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

CLIMBING THROUGH 1000 FEET, CREW NOTICED SMOKE COMING FROM AVIONICS MASTER SWITCH, TURNED OFF SWITCH, TURNED ON ALTERNATE AVIONICS SWITCH, LANDED WITHOUT INCIDENT. MECHANIC REMOVED OLD, REPLACED SWITCH.

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