Rear Chain Sprocket, Secondary Drive Sprocket And Chain; Tightening Torque Figures - Husqvarna TE 250 - 310 2011 I.E. Workshop Manual

CHASSIS AND WHEELS

Rear chain sprocket, secondary drive sprocket and chain

The figure at the side shows the profiles of a normally worn and an exceedingly
worn sprocket.
1 Normal wear
2 Exceeding wear
If the sprocket is exceedingly worn, replace it after loosening the six screws that
retain it to the hub.
Chain and sprockets must always be replaced as a set.

Tightening torque figures

3: 34.3 Nm, 3.5 Kgm, 25.3 ft/lb + LOCTITE 243
Y.12 Ed. 07-2010