Service difficulty report · O-Ring · Boeing 737*

Difficulty date
July 30, 2006
Submitted
July 31, 2006
Operation
Air carrier
Aircraft
N857AM
Make and model
Boeing 737*
Aircraft serial
33793
Aircraft time
5,161 hours, 2,891 cycles
Engine
Cfmint CFM567B22
Engine time
5,154 hours, 2,884 cycles
Part
O-Ring
Part number
J221P215
Condition
Leaking
Location
Lt Engine
Stage of operation
IN
How discovered
C
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 OVERNIGHT CHECK, A FUEL LEAK WAS DETECTED ON LT ENGINE. ENGINE WAS RUN AND LEAK WAS ON FUEL FLOW TRANSMITTER O-RINGS. O-RINGS WERE REPLACED IAW MM 73-31-01, TESTED CORRECT.