Bombardier SeaDoo 1990 factory shop manual, Page 62Get this manual
Section 03 ENGINE Sub-section 06 (ROTARY VAILVERESElRVOIR)
Position ball bearing shielded side towards rotary valve
Apply Loctite 648 (green) (IPiN 290 899inside of distance sleeveBall
bearing Distance sleeve
shielded side here (towards gear)
Shim 0.5 mm
Loctite 648
Rotary valve shaft
Push bearing until it stops on its seat