Service difficulty report · Warning Light · Boeing 7673S1

Difficulty date
August 28, 2012
Submitted
August 28, 2012
Operation
Air carrier
Aircraft
N640GT
Make and model
Boeing 7673S1
Aircraft serial
25221
Aircraft time
69,899 hours, 14,733 cycles
Engine
Ge CF680C2B6F
Part
Warning Light
Condition
False Activation
Location
Fuel Pump
Stage of operation
CR
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

LEFT FWD FUEL PUMP LOW PRESSURE LIGHT ON WITH ASSOCIATED EICAS MESSAGE. ACCOMPLISHED QRH NNC. NO HELP. FUEL QTY 12.0 AT TIME. BLED THE PRESSURE SENSE LINE TO THE PRESSURE SWITCH IAW MM 28-42-01. NO LEAKS NOTED. NO CONTAMINATION FOUND. GROUND OPS ENGINE FEED SYS IAW MM 28-22-00/501. GROUND OPS NORMAL.

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