Service difficulty report · Static Inverter · Boeing 737990ER

Difficulty date
August 24, 2021
Submitted
August 25, 2021
Operation
Air carrier
Aircraft
N457AS
Make and model
Boeing 737990ER
Aircraft serial
36355
Aircraft time
27,482 hours, 8,860 cycles
Part
Static Inverter
Part number
100201022090
Part serial
CJ004974
Condition
Inoperative
Location
E/E Bay
Part time
51,710 hours, 16,474 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.

What was found

ELEC LIGHT ILLUMINATED. GROUNDED - YES. REMOVED & REPLACED STATIC INVERTER IAW B737-900 AMM 24-34-21-000-801, 24-34-21-4100-801, 24-34-21-400-801 OPS CHECKS GOOD.