1999 Volvo Penta "WT" Models Workshop Manual, Page 146Get this manual
Inspect: Balance shaft front roller bearing and rear sleeve bearing for damage or excessive wearThe bearings are serviced as an assemblyUse the proper tools for properly ing the bearings Balance shaft drive and driven gears for nicks or burrsReplace gears that are damaged Front and rear bearing journal diametersReplace the balance shaft if the diameter exceeds the specificationsRefer to Specifications in this section Rear sleeve bearing journal clearanceReplace the balance shaft jf the clearance exceeds the specificationRefer to Specifications in this section
Installation
Tools Required: 38834 Balance Shaft Bearing Service Kit 36996 Balance Shaft Installer 8092 Driver Handle 36660 Torque.iAngle Meter or equivalent
Install or Connect:
1Dip bearing in clean engine oil before installation