Service difficulty report · Carbon Seal · Cndair CL6002B19

Difficulty date
May 19, 2007
Submitted
June 21, 2007
Operation
Air carrier
Aircraft
N436AW
Make and model
Cndair CL6002B19
Aircraft serial
7734
Aircraft time
10,226 hours, 9,313 cycles
Engine
Ge CF343B1
Part
Carbon Seal
Condition
Leaking
Location
Scav Pump
Component
Scavenge Pump
Component part number
6087T04P06
Stage of operation
CL
How discovered
O
Nature of condition
K, J
Precautionary procedure
E

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

What was found

AT FL320 RT ENGINE OIL PRESS MASTER WARNING ILLUMINATED OIL PRESS INDICATED 20 PSI. C/W QRH WIGH REDUCED POWER SETTING OIL PRESS INCREASED TO 26 PSI MOMENTARILY, THEN LEVELED OFF AT 23 PSI. OIL NEVER EXCEEDED 115 DEGREES. PERFORMED PRECAUTIONARY IFSD. REMOVED AND REPLACED NR 7 CARBON SEAL, IDG CARBON SEALS LEAKING, INSPECTED RT OIL PUMP, FOUND SCAV SCREEN 80 PERCENT CLOGGED. REMOVED AND REPLACED BB AXIS CARBON SEAL AND MATING RING. REMOVED AND REPLACED SCAVENGE OIL LUBE PUMP. CK AND LEAK CK GOOD. (K)