Service difficulty report · Apu · Boeing 737724

Difficulty date
December 20, 2024
Submitted
December 23, 2024
Operation
Air carrier
Aircraft
N17753
Make and model
Boeing 737724
Aircraft serial
30463
Aircraft time
67,757 hours, 26,205 cycles
Part
Apu
Condition
Faulted
Location
Zone 100
Stage of operation
CL
How discovered
O
Nature of condition
N
Precautionary procedure
B, A

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

What was found

LOW OIL LIGHT APU SHUT DOWN ACCOMPLISHED APU BITE PROCEDURE, FOUND MAINT MESSAGE 49-91007. OIL LEVEL FULL. PERFORMED API OIL INSPECTION REF TASK 12-13-31-200-801, OIL LEVEL IS AT FULL MARK ON APU SIGHT GLASS. NO OIL LEAK OBSERVED. PERFORMED R&R OF APU LOW OIL PRESSURE SWITCH REF A.M.M 49-94-22-400-801. OPS CHECKS OK, NO DEFECTS NOTED AT THIS TIME.