Service difficulty report · Pump · Boeing 7374Q8

Difficulty date
September 16, 2025
Submitted
September 16, 2025
Operation
Air carrier
Aircraft
N403CK
Make and model
Boeing 7374Q8
Aircraft serial
26280
Aircraft time
60,503 hours, 36,962 cycles
Part
Pump
Condition
Faulted
Location
Zone 100
Stage of operation
TO
How discovered
O
Nature of condition
J
Precautionary procedure
C

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

What was found

LOW PRESSURE HYDRAULIC LIGHT ILLUMINATED ON ELECTRIC PUMP #1, "B" SIDE. R AND R SYSTEM "B" EMDP IAW AMM 29-15-22, OPS AND LEAK CHECK GOOD IAW AMM 29-15-00.

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