Service difficulty report · Pump · Boeing 737890

Difficulty date
June 28, 2016
Submitted
July 5, 2016
Operation
Air carrier
Aircraft
N533AS
Make and model
Boeing 737890
Aircraft serial
35201
Aircraft time
21,750 hours, 6,395 cycles
Engine
Cfmint CFM567B27
Part
Pump
Part number
8283005
Part serial
YA053808
Condition
Leaking
Location
Nr 1 Eng Fuel
Part time
21,791 hours, 6,412 cycles
Stage of operation
TX
How discovered
O
Nature of condition
K, J
Precautionary procedure
O

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

What was found

REPORT OF NR 2 ENGINE FUEL LEAKING DURING ENGINE START AND IDLE. AMOUNT OF FUEL LEAKAGE WAS GREATER THAN EXPECTED. SUBSEQUENT ENGINE RUN CONFIRMED LEAK STOPPED. ACFT GROUNDED. REMOVED AND REPLACED NR 2 ENG FUEL PUMP PACKAGE IAW TASK CARD N8473000 AND N8473001 TO STEP C13 IAW AMM TASK 73-11-01-400-801-F00 STEPS 3A-H. COMPLETED OPS AND LEAK CHECK IAW T/C N8473001 STEP 14, NO LEAKS NOTED.