Service difficulty report · Processor · Boeing 737890

Difficulty date
February 3, 2019
Submitted
February 6, 2019
Operation
Air carrier
Aircraft
N517AS
Make and model
Boeing 737890
Aircraft serial
35197
Aircraft time
39,158 hours, 11,563 cycles
Part
Processor
Condition
Intermittent
Location
Fuel System
Stage of operation
DE
How discovered
O
Nature of condition
O
Precautionary procedure
K

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

What was found

ON DESCENT THE LEFT FUEL GAUGE DISAPPEARED FOR APPROX 2 MINUTES AND REAPPEARED, NO CHANGE IN FUEL TOTAL WAS NOTED. GROUNDED - YES. CKD FAULT HISTORY - FOUND INTERMITTENT PROCESSOR FAILURE TANK 1 QTY BLANK. PERFORMED T/S PER FIM 28-41 TASK 801. FQIS BITE TEST PASS. OK FOR SVC.