Repair Tips:Beforo assembly, the parts rust be carefully cleaned to remowe dirt, burrs, and iron fiings. Payspecial attention to the smoothness af all lubsricating oil holes.When assembling various bearings and keyways, high-quality lubricating oi. should be applied forpre lubricatlon When repalring the assembly, all neecle roller bearings should be replaced
When installing the transsion cover, all gears and shift forks shouid bo in neutral position. ifnecessary,check whether the gmly used gear are in the full tooth lengtengagemant position separately, Tighten all boits to the specified torque
1.Disa
The variable speed transmission mechanism includes an input shaft, an outputshaft, and gears on them, The decomposition of the input shaft and output shaftis shown in Figure 3-21 and Figure 3-22,respectively.
gombhly oif wariabio spood tramtrmies
① As shown in Figure 3-23, remove the fifth gear cover, remove the fifth gear shiftfork, and pull out the fifth gear and synchronizer bushing.