BMW G310GS - Owner's Manual > Chain

Adjust the chain tension

• Make sure the ground is level and firm and place the motorcycle on its stand.

• Slacken nut 6.
• Slacken locknuts 3 on left and right.
• Use adjusting screws 4 on left and right to adjust chain tension.
• Checking chain tension.
• Ensure that the notch in the chain tensioner 5 is adjusted to the same scale value on the right and left.
• Tighten locknuts 3 on left and right to the specified tightening torque.

• Tighten nut 6 to the specified tightening torque.

Once you have tightened the rear wheel quick-release axle, complete the following tasks again:

• Checking chain tension

Checking chain tension

• Make sure the ground is level and firm and place the motorcycle on its stand.
• Turn the rear wheel until it reaches the position with the lowest amount of chain sag.

• Use a screwdriver to push the chain 1 up and down at a point midway between the pinion and chain sprocket and measure the chain tension A.

If chain deflection is outside permitted tolerance:

• Adjust the chain tension.

Lubricating chain

ATTENTION Inadequate cleaning and lubrication of the drive chain

Accelerated wear

• Clean and lubricate the drive chain at regular intervals.

 

• Lubricate the drive chain every third fuel stop.
• Lubricate the chain more frequently if the motorcycle is ridden in wet, dusty or dirty conditions.
• Switch the ignition off and select neutral.
• Clean the drive chain with a suitable cleaning product, dry it and apply chain lubricant.
• To prolong chain life, BMW Motorrad recommends the use of BMW Motorrad chain lubricant, or:

• Wipe off excess lubricant.

Checking the chain wear

• Engage 1st gear.
• Turn the rear wheel in the normal direction of travel until the chain is tensioned.
• Measure chain length underneath the rear wheel swinging arm.

If the chain has stretched to the maximum permissible length:

• Seek the advice of a specialist workshop, preferably an authorised BMW Motorrad dealer.

See also: