Service difficulty report · Housing · Boeing 737890

Difficulty date
April 7, 2012
Submitted
April 9, 2012
Operation
Air carrier
Aircraft
N577AS
Make and model
Boeing 737890
Aircraft serial
35186
Aircraft time
19,113 hours, 5,819 cycles
Part
Housing
Condition
Leaking
Location
Apu
Part time
4,859 hours, 6,218 cycles
Stage of operation
IN
How discovered
V
Nature of condition
K
Precautionary procedure
K

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

What was found

APU HAS A HISTORY OF OIL SERVICING. CURRENT OIL CONSUMPTION IS STILL WITHIN LIMITS AT .02 QPH BUT IS HIGHER THAN EXPECTED. PERFORMED AMM TASK 49-95-00-810-801, APU OIL CONSUMPTION HIGH FAULT ISOLATION. FOUND LUBE FILTER HOUSING LOOSE AND LEAKING OIL. REPLACED LUBE FILTER HOUSING AND INSTALLED NEW O-RING IAW AMM 49 91 12 TASKS 000 802 & 400 802. NO LEAKS NOTED APU IS GOOD FOR CONTINUED SERVICE.