Service difficulty report · Pressure Switch · Boeing 737823

Difficulty date
December 4, 2025
Submitted
December 6, 2025
Operation
Air carrier
Aircraft
N844NN
Make and model
Boeing 737823
Aircraft serial
33212
Aircraft time
46,242 hours, 19,725 cycles
Part
Pressure Switch
Condition
Faulted
Location
Zone 100
Stage of operation
NR
How discovered
O
Nature of condition
J
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: RIGHT AFT FUEL PUMP LOW PRESSURE LIGHT DOES NOT ILLUMINATE WITH PUMP TURNED OFF. INSPECTED AND CLEANED RIGHT HAND AFT FUEL BOOST PUMP PRESSURE SWITCH ELECTRICAL CONNECTOR, OPS TESTED GOOD IAW AMM 28-42-11.