Checking The Chain Tension; Adjusting The Chain Tension - KTM 450 EXC EU 2013 Repair Manual

14
WHEELS
107
14.6.5 Checking the chain tension
Warning
Danger 01 accidents Danger caused by incorrect chain tension.
- If the chain tension is too high, the components of the secondary power train (chain, engine sprocket, rear sprocket, bear·
ings in transmission and rear wheel) are under additional load. Apart from premature wear, in extreme cases the chain can
rupture or the countershaft of the transmission can break. On the other hand, if the chain is loose, it can fall off the engine
sprocket or the rear sprocket and block the rear wheel or damage the engine. Check the chain tension and correct if neces·
sary.
14.6.6 AdJustlnll the chain tension
Warning
Preparatory work
- Raise the motorcycle with the lift stand. ( ... p. 12)
Main work
- Push the chain at the end of the chain sliding component upwards to measure the
chain tension
• Inlo
I
The lower chain section must be taut.
When the chain guard is mounted, it must be possible to pull up the chain
at least to the point where it makes contact with chain guard
Chain wear is not always even, so you should repeat this measurement at
different chain positions.
1
Chain tension 155 ... 58 mm (2.17 ... 2.28 in)
• If the chain tension does not meet specifications:
- Adjust the chain tension. ( ... p. 107)
Finishinl work
- Remove the motorcycle from the lift stand. ( ... p. 12)
Danger 01 accidents Danger caused by incorrect chain tension.
- If the chain tension is too high, the components of the secondary power train (chain, engine sprocket, rear sprocket, bear·
ings in transmission and rear wheel) are under additional load. Apart from premature wear, in extreme cases the chain can
rupture or the countershaft of the transmission can break. On the other hand, if the chain is loose, it can fall off the engine
sprocket or the rear sprocket and block the rear wheel or damage the engine. Check the chain tension and correct if neces·
sary.
Preparatory work
- Raise the motorcycle with the lift stand. ( ... p. 12)
- Check the chain tension. ( ... p. 107)