1999 Volvo Penta "WT" Models Workshop Manual, Page 140Get this manual
Disassemble:
L Oriveshaft
and retainer
INotel Do not remove the oil pump screen unless replacement is requiredThe oil pump screen has press fit in to the pump coverDo not remove the screen from the pipeThe oil pump screen is serviced as complete assembly only2Oil pump screen pickup 3Bolts 4Pump cover
INote Mark
where the idler gear and drive gear and shaft (j) mesh together, so they can be reinstalled with the same gear teeth indexed5Idler gear and drive gear and shaft 6Retaining pin
CD0DAC6624
7Pressure regulator spring