Service difficulty report · Carbon Seal · Cessna 525

Difficulty date
December 24, 2004
Submitted
December 29, 2004
Operation
Air carrier
Aircraft
N288CW
Make and model
Cessna 525
Aircraft serial
5250218
Aircraft time
3,270 hours, 2,668 cycles
Engine
Wilint FJ441A
Engine time
589 hours, 508 cycles
Part
Carbon Seal
Condition
Failed
Location
Rt Engine
Part time
589 hours, 508 cycles
Stage of operation
CL
How discovered
O
Nature of condition
K, J
Precautionary procedure
E, A

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

What was found

CREW REPORTED THAT 10 MINUTES AFTER TAKE OFF, DURING CLIMB TO ALTITUDE, THE RT ENGINE OIL PRESSURE LIGHT ILLUMINATED. THE OIL PRESSURE WAS READING APPROXIMATELY 50 PSI AND DECREASING. ENGINE WAS SHUT DOWN AND AIRCRAFT RETURNED TO KBGM. MAINTENANCE INSTALLED A NEW CARBON SEAL IN THE RIGHT STARTER/GENERATOR GEARBOX ADAPTER. AIRCRAFT WAS GROUND RUN AT 90 PERCENT N1 FOR 15 MINUTES. NO LEAKS WERE NOTED. AIRCRAFT WAS RETURNED TO SERVICE.

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