Service difficulty report · Pressure Switch · Boeing 7379

Difficulty date
April 3, 2023
Submitted
April 3, 2023
Operation
Air carrier
Aircraft
N37510
Make and model
Boeing 7379
Aircraft serial
43445
Aircraft time
8,123 hours, 2,616 cycles
Part
Pressure Switch
Part number
21C1321
Condition
Unknown
Location
#2 Aft Fuel Pump
Part time
18 hours, 10 cycles
Stage of operation
CR
How discovered
O
Nature of condition
O
Precautionary procedure
A

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

What was found

FUEL PUMPS LOW PRESSURE LIGHT IS ON 2 AFT. FOUND RECENTLY REPLACED PRESSURE SWITCH BAD FROM STOCK. REPLACED #2 AFT FUEL PUMP PRESSURE SWITCH. OPS CHECK GOOD AT THIS TIME.

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