Service difficulty report · Inverter · Beech 400A

Difficulty date
January 4, 2014
Submitted
January 24, 2014
Operation
Air carrier
Aircraft
N345HC
Make and model
Beech 400A
Aircraft serial
RK421
Aircraft time
3,890 hours, 3,351 cycles
System (JASC)
2422 · AC Inverter
Part
Inverter
Part number
SPC5B
Part serial
172
Condition
Failed
Location
Nr 1
Part time
65 cycles
Stage of operation
CR
How discovered
O
Nature of condition
J
Precautionary procedure
K

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

What was found

THE FLIGHT CREW REPORTED THAT THE NR 1 INVERTER FAILED IN FLIGHT. TROUBLESHOOTING IDENTIFIED THE INVERTER AS DEFECTIVE. THE INVERTER WAS REMOVED & AN OVERHAULED INVERTER WAS INSTALLED IAW AMM 24-20-00. FUNCTIONAL CHECKS SATISFACTORY.

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