Service difficulty report · Pump · Boeing 7378

Difficulty date
September 25, 2025
Submitted
September 30, 2025
Operation
Air carrier
Aircraft
N350RV
Make and model
Boeing 7378
Aircraft serial
44462
Aircraft time
14,983 hours, 5,499 cycles
Part
Pump
Condition
Unknown
Location
Zone 500
Stage of operation
NR
How discovered
O
Nature of condition
P
Precautionary procedure
O

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

What was found

AIRCRAFT WAS NOT GROUNDED: LEFT FORWARD FUEL PUMP DOES NOT ILLUMINATE LOW PRESSURE WHEN TURNED OFF. CONFIRMED FAULT ON FORWARD LEFT HAND FUEL PUMP C/B PULLED AND COLLARD. TROUBLESHOT PER FIM 28-22-00-810-806 RAN OPERATIONAL CHECK OF LEFT FORWARD BOOST PUMP AND CYCLED MULTIPLE TIMES COULD NOT DUPLICATE FAULT, OPERATIONAL CHECK GOOD AT THIS TIME.

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