APRILIA TUONO V4 R 2010 Service Station Manual page 373

TUONO V4 R
•
Remove the pumping member pin.
Checking the components
Stem
Check the sliding surface for scorings and/or scratches.
These scorings can be eliminated by rubbing them with wet sandpaper (grain 1).
If the scorings are deep, replace the stem.
Use a dial gauge to check that the stem bending is below the limit value.
If over the value, replace the stem.
CAUTION
A BENT STEM SHOULD NEVER BE STRAIGHTENED BECAUSE ITS STRUCTURE WOULD BE
WEAKENED AND USING THE VEHICLE MAY BECOME DANGEROUS.
Characteristic
Bending limit:
0.2 mm (0.00787 in)
Sleeve
Check that there are no damages and/or cracks; otherwise, replace it.
Spring
Check that the spring is in good conditions. Check that the spring length is within the limit value.
Replace the spring if its length does not fall within the limit values.
SPRING MINIMUM LENGTH WHEN UNLOADED: 265 mm (10.4 in)
Check that the following components are in good
conditions:
•
upper bushing;
Suspensions
SUSP - 373