1996 Ski-Doo Shop Manual, Volume 3, Page 151Get this manual
S b-S ectio 09
Section 04 ENGINE (R TA RY VA LV E, and RES ERV OIR)
Turning crankshaft, bring eto sid piston to Top ad nt er as don fore ith crankcase having ridg For ope ning ark, first align 360 line of egre he el ith TT of et sid inle portThe n, find 132 lin on de gre he el and mark crankcase at this point1 132
Position rotary valve on shaft splin es to have edge as close as possible to arksNRotary valve is asym tricalTh erefore, try turning it inside out the reinstall on splin es to et ermin be st installation positionApply injection oil on rotary valve before closing rotary valve cover
To Ti Rotary Valv actl to ecificatio ns
NIf esynchronization (out of spe is unkno n, install rotary valve to eterminate it be fore proce ding ith th follo ingFirst et ho Turn cranksh aft to bring pisto Scribe arks of crankshaft and upp er crankcase ust aligne dTh es arks ere scribe hile de terminating de synchronizationInstall brass ar on rotary valve shaft ith its marke splin positions (splin es) ay for one de gre of de synchronizationTurn in the opposite direction of esynchronizationFor instance, rotary valve is retarde by 2.5, turn brass ear by 10 splin es counterclock ise co th Turn cranksh aft to bring pisto Scribe arks of crankshaft and upp er crankcase ust aligne dTh es arks ere scribe hile de terminating de synchronizationF or ach gre of syn hro niza tio n, rotary valve shaft should turne in the opposit direction by about spline on th rotary valve ge arN ot position of rot ary valv ar ark brass ge ar disengage orm ear of crankshaft at re oval of rotary valve shaftFro this position, turn shaft accordingly th en reinstallFor instance, take valve advanced by 2F01D2J A