Service difficulty report · O-Ring · Lear 45LEAR

Difficulty date
December 8, 2016
Submitted
December 12, 2016
Operation
Air carrier
Aircraft
N4DA
Make and model
Lear 45LEAR
Aircraft serial
283
Aircraft time
2,420 hours, 1,599 cycles
Engine
Hnywl TFE73120BR
Engine time
2,420 hours, 1,600 cycles
Part
O-Ring
Part number
S9413117
Condition
Leaking
Location
Engine Oil
Stage of operation
CR
How discovered
O
Nature of condition
J
Precautionary procedure
E

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

What was found

NR 1 ENGINE LOSS OF OIL PRESSURE INFLIGHT. ENGINE SHUTDOWN. RESIDUAL OIL WAS FOUND ON BOTTOM OF ENGINE AND DOWN OIL FILLER TUBE. FOUND OIL FILLER TUBE CAP O-RING BROKEN/TORN.