Service difficulty report · Pump · Boeing 737890

Difficulty date
July 5, 2019
Submitted
July 10, 2019
Operation
Air carrier
Aircraft
N590AS
Make and model
Boeing 737890
Aircraft serial
35687
Aircraft time
43,789 hours, 13,166 cycles
Part
Pump
Part number
607551005
Part serial
100738248
Condition
Failed
Location
Lt Wing
Part time
43,821 hours, 13,182 cycles
Stage of operation
TX
How discovered
O
Nature of condition
J
Precautionary procedure
K

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

What was found

DURING PREFLIGHT THE NUMBER ONE FORWARD FUEL BOOST PUMP LOW PRESSURE LIGHT ILLUMINATED FOR APPROXIMATELY ONE MINUTE, THE LIGHT EXTINGUISHED AFTER A FEW FLICKERS. GROUNDED - YES. REMOVED AND REPLACED #1 FWD BOOST PUMP PER AMM 28-22-41, OPS CHECK GOOD AND NO LEAKS NOTED.