Service difficulty report · Pump · Cessna 680SOV

Difficulty date
October 10, 2022
Submitted
October 12, 2022
Operation
Air carrier
Aircraft
N901S
Make and model
Cessna 680SOV
Aircraft serial
6800065
Aircraft time
5,040 hours, 3,512 cycles
Part
Pump
Part number
99146433
Part serial
K0127A
Condition
Leaking
Location
Hyd System
Stage of operation
IN
How discovered
O
Nature of condition
K
Precautionary procedure
K

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

What was found

THE MAINTENANCE TEAM DISCOVERED EVIDENCE OF OIL LEAKING FROM THE NUMBER 2 ENGINE DRAINING MAST. THE MAINTENANCE PROVIDER TROUBLESHOT LEAK FROM THE RIGHT ENGINE DRAIN MAST. FOUND HYDRAULIC FLUID STATICALLY LEAKING FROM THE ENGINE HYDRAULIC PUMP. THE LEAKING PUMP WAS REMOVED, AND AN OVERHAULED PUMP WAS INSTALLED. OPS AND LEAK CHECKS WERE SATISFACTORY. AIRCRAFT WAS RETURNED TO SERVICE.