Service difficulty report · Pump · Boeing 737990ER

Difficulty date
September 25, 2017
Submitted
September 27, 2017
Operation
Air carrier
Aircraft
N486AS
Make and model
Boeing 737990ER
Aircraft serial
44107
Aircraft time
8,091 hours, 2,721 cycles
Part
Pump
Part number
8283005
Part serial
YA058245
Condition
Leaking
Location
Nr 1 Engine
Part time
8,091 hours, 2,721 cycles
Stage of operation
IN
How discovered
O
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

NR 1 ENGINE FUEL LEAK. GROUNDED - YES. RAN NR 1 ENGINE, FOUND FUEL LEAKING FROM FUEL PUMP PAD DRAIN AND TO BE OUT OF LIMITS IAW AMM 71-71-00-200-801-F00 FIG 605 LEAK LIMIT TABLE. REMOVED AND REPLACED NR 1 ENGINE FUEL PUMP, REF AMM 73-11-11. OPS & LEAK CHECKED GOOD. GROUND VERIFICATION CHECKS GOOD. NO LEAKS NOTED.