Service difficulty report · Tube · Boeing 737990ER

Difficulty date
January 22, 2016
Submitted
January 25, 2016
Operation
Air carrier
Aircraft
N491AS
Make and model
Boeing 737990ER
Aircraft serial
44109
Aircraft time
515 hours, 172 cycles
Engine
Cfmint CFM567B27E
Part
Tube
Part number
3401389010
Condition
Leaking
Location
Idg Oil Cooler
Stage of operation
NR
How discovered
9
Nature of condition
K
Precautionary procedure
O

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

What was found

NR 1 IDG OIL COOLER FUEL OUT TUBE LEAKING FUEL. ACFT GROUNDED. R & R NR 1 IDG OIL COOLER FUEL OUT TUBE IAW AMM 73-11-06, GROUND VERIFICATION, OPS CHECK GOOD IAW AMM 71-00-00-800-811-FOO. NO LEAKS NOTED.