What was found
DURING EMERGENCY POWER TEST, A BUZZING SOUND WAS OBSERVED FROM THE EE COMPARTMENT AND ACCOMPANIED BY AN EMERGENRY POWER TEST FAIL. REPLACED THE STATIC INVERTER IAW AMM 24-24-01, OPS CHECKED OK. OK FOR SERVICE.
- Difficulty date
- August 5, 2018
- Submitted
- August 9, 2018
- Operation
- Air carrier
- Aircraft
- N493HA
- Make and model
- Boeing 717200
- Aircraft serial
- 55184
- Aircraft time
- 21,514 hours, 27,998 cycles
- System (JASC)
- 2422 · AC Inverter
- Part
- Static Inverter
- Part number
- ASH7341
- Part serial
- MG1925
- Condition
- Malfunctioned
- Location
- E/E Bay
- Part time
- 1,208 hours, 339 cycles
- 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.