Service difficulty report · Apu · Boeing 737890

Difficulty date
September 28, 2011
Submitted
October 3, 2011
Operation
Air carrier
Aircraft
N583AS
Make and model
Boeing 737890
Aircraft serial
35681
Aircraft time
15,822 hours, 4,800 cycles
Part
Apu
Part number
38007021
Part serial
P7870
Condition
Oil Consumption
Location
Apu Bay
Part time
3,655 hours, 5,650 cycles
Stage of operation
IN
How discovered
O
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

APU OIL CONSUMPTION CONTINUES TO BE GREATER THAN EXPECTED. REPLACED APU IAW AMM 49 11 0.