Service difficulty report · Pump · Boeing 737890

Difficulty date
June 15, 2013
Submitted
June 19, 2013
Operation
Air carrier
Aircraft
N557AS
Make and model
Boeing 737890
Aircraft serial
35176
Aircraft time
26,919 hours, 7,940 cycles
Engine
Cfmint CFM567B27
Part
Pump
Part number
3404021050
Part serial
YA049418
Condition
Leaking
Location
Nr 2 Fuel
Part time
27,161 hours, 8,014 cycles
Stage of operation
IN
How discovered
O
Nature of condition
K, J
Precautionary procedure
K

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

What was found

NR 2 ENGINE FUEL PUMP PAD DRAIN LEAKING FUEL, 45 DROPS IAW MIN. ACFT GROUNDED. REMOVED FUEL PUMP PACKAGE. INSTALLED HMU ONTO PUMP IAW MM 73-21-10-400-801-F00, ITEM 1. INSTALLED FUEL INLET TUBE ONTO PUMP PACKAGE MM 73-11-01-400-801-F00, ITEM H2 (A)-(C) INSTALLED MAIN OIL/FUEL EXCHANGER IAW MM 79-21-02-400-801-F00, ITEM (F)-(G) A-C. COMPLETED NR 2 ENGINE FUEL PUMP PACKAGE INSTALLATION REF MM 73-11-01-400-801-F00. ACCOMPLISHED GROUND VERIFICATION TESTS IAW MM 71-00-00-800-811-F00, TABLE 502.