gio Vyper 4WD 1100cc 4 seater XY1100UEL, Service Manual

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10. FRONT/REAR AXLE
10–12
Needle bearing removal
a. Disassemble needle bearing 55BTM6820
as illustration if necessary.
b. Disassemble needle bearing NA5903
as illustration after heating up to
150 .
℃
Rear axle inspection after disassembly
z Check if there is crack or damage in rear gear case, see mounting hole is ok . Replace gear case or
right cover if necessary;
z Check if bearing clearance is normal, and turning stability, rollway, stell ball, neddle bearing as
well. Replace bearing if necessary.(Special tools are required)
z Check rear axle if bearing clearance is normal, turning status rollway, stell ball, neddle bearing as
well. Replace bearing if necessary.(Special tools are required)
z Check worn status of drive bevel gear and ring gear rear axle. Replace if necessary;
z Check oil seal lips, o-ring shape. Replace parts if necessary;
z Check cylndrical surface of rear axle and oil seal lips. Replace if necessary;
z Check inner and outsider spline. Replace if necessary;
z Check other parts. Replace if necessary.