1999 Volvo Penta "WT" Models Workshop Manual, Page 111Get this manual
9Fill crankcase with oil Oil Filter Bypass Valve
Inspection Remove the oil filter and check the spring and fiber valve for operationCheck for cracked or broken valveReplacement If replacement is necessary: 1Remove the valve by prying it out with screwdriver2Install new valve and seat it by tapping into place using WiG inthin wall deep socket and hammer3Install oil filter according to manufacturer's instructions
Front Engine Mount
Removal
OJ 1Remove two lag screws and washers from mountsIn 2Lift engine with hoist capable of lifting at least 1000 lb