Service difficulty report · Warning Light · Boeing 737890

Difficulty date
November 17, 2019
Submitted
November 19, 2019
Operation
Air carrier
Aircraft
N533AS
Make and model
Boeing 737890
Aircraft serial
35201
Aircraft time
34,722 hours, 10,105 cycles
Part
Warning Light
Condition
False Activation
Location
Pressure Switch
Stage of operation
TX
How discovered
O
Nature of condition
N
Precautionary procedure
O

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

What was found

AFTER ENGINE SHUTDOWN #2 AFT FUEL PUMP MAIN TANK LOW PRESSURE LIGHT NOT ON AFTER SWITCH TURNED OFF. GROUNDED - YES. #2 AFT BOOST PUMP "LOW PRESSURE" SWITCH INOP. DISPATCH WILL NOT TAKE. OPERATED #2 FUEL BOOST PUMP SEVERAL TIMES, LOW PRESSURE LIGHT ILLUMINATED IMMEDIATELY AFT SWITCH WAS TURNED TO THE OFF POSITION. OPS NORMAL.