S1 Publishing(Oxford)© 1999-06

World of motorcycleS
S1 Publishing(Oxford)© 1999-06
Engine Rebuild
Gilera Runner 125 FX
This is just a general guide.
If you are about to do your own maintenance, using these pages, I take no responsibility if you get things wrong!
Page 2
18. Replace the thrust washer onto the water pump shaft and replace the belt drive wheel
19.Replace the belt drive wheel into the crankshaft, 
20. Replace the belt 
21. and the two plates 
Note, don't put the two bottom screws in, untill you replace the second plate, 

and the throttle control

the "key" fits into the groove in the water pump drive wheel which you can see in the hole of the second plate.

replace the throttle cable
22. Grease the 6 rollers and the centre collar.
NOTE, the damaged casing from the old variator is not replaced as the new polini version does not have one.
23. Assemble the variator
24. Place the variator onto the crankshaft
25. Place the drive belt into position. 
26. Replace the electric starter gearing.into the brass bush in the crankcase
27. Replace the starter drive gear and fins
28. Replace the starter pinion and the nut onto the crankshaft.
29. Replace the other kickstart pinion onto postion in the outer casing
30.Replace the casing, making sure that the electric gearing fits into the brass bush in the casing.
Updated for 2009
Version 3 24-01-2017
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