Service difficulty report · Carbon Seal · Boeing 737932ER

Difficulty date
March 12, 2024
Submitted
March 14, 2024
Operation
Air carrier
Aircraft
N844DN
Make and model
Boeing 737932ER
Aircraft serial
31955
Aircraft time
27,341 hours, 10,535 cycles
Engine
Cfmint CFM567B27E
Part
Carbon Seal
Part number
NOTREPORTED
Condition
Leaking
Location
Fuel Pump
Stage of operation
CR
How discovered
O
Nature of condition
K, J
Precautionary procedure
A

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

What was found

SHIP 3844 -DIV- FLIGHT DIVERTED TO MSY TO DUE OIL QUANTITY INDICATING 2 QUARTS. CORRECTIVE ACTION: PERFORMED BORESCOPE INSPECTION OF #3 FORWARD SEAL, FOUND NO ISSUES. REPLACED IDG, HYDRAULIC PUMP, AND FUEL PUMP CARBON SEALS. SUSPECT FUEL PUMP CARBON SEAL DUE TO SIGNS OF LEAKAGE ON REMOVAL.