Service difficulty report · Oil Cooler · Boeing 737890

Difficulty date
March 19, 2019
Submitted
March 25, 2019
Operation
Air carrier
Aircraft
N586AS
Make and model
Boeing 737890
Aircraft serial
35189
Aircraft time
43,725 hours, 13,299 cycles
Part
Oil Cooler
Part number
453328039
Part serial
YB030015B
Condition
Leaking
Location
Nr 2 Engine
Part time
38,838 hours, 12,087 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

DURING W/A FOUND FUEL DRIPPING FROM NR 2 ENGINE MAIN OIL/FUEL HEAT EXCHANGER PAD DRAIN. GROUNDED - YES. REMOVED AND REPLACED NR 2 MAIN OIL/FUEL HEAT EXCHANGER REF AMM 79-21-02. LEAK CHECK GOOD. NO DRIPS AFTER SHUTDOWN. THIS CLEARS PLT DEFERRAL.