Disassembly Of The Oil Pump - Ducati Monster 796 Workshop Manual

Lubrication system: oil pump
Operations
Drain the engine oil
Disconnect the oil pressure sensor
Remove the clutch cover
Undo and remove the screws (9) and (10) securing the pump assembly.
Remove the oil pump assembly (1) and extract the O-rings (2) and (4) from the crankcase half together with two locating
bushes (15).

Disassembly of the oil pump

Hold the oil pump (1) in a vice taking care not to damage the drive gear (12).
Warning
Make sure that vice jaws are faced with soft material.
Remove the plug (14) and extract the spring (16) and by-pass valve (17).
Check the condition of the above components.
Section reference
4 - 3, Changing the engine oil and
filter cartridge
6 - 5, Checking the indicating
devices
9 - 6.2, Removal of the clutch cover