Owner's Manual 2011 CR/WR/XC 125/150 - Husqvarna

2 - Check that the chain is neither worn out nor damaged. If therollers or the links are damaged, replace the chain by followingthe instructions given in the Periodical MaintenanceTable.3 - Check that neither the sprocket nor the crown are damaged.4 - Wash and clean the chain as described hereunder.Washing the chain without OR (CR)Wash using either oil or diesel oil. When using gasoline or tricloroetilene,clean and lubricate the chain to prevent oxidation.Washing the chain with OR (WR)Wash using oil, diesel oil, or paraffin oil. Never use gasoline,tricloroetilene, or solvents, as the OR may suffer damages.Use instead special sprays for chains with OR.5 - If the chain has been cut, reassemble using a joint.6 - Assemble the joint spring (a) by turning the closed side to thechain direction of rotation as shown in figure below.NOTE*: Even if all the joints are reusable when in good conditions,for safety purposes we advise using new joints whenreassembling the chain.7 - Accurately adjust the chain as described on page 33.WARNING: The chain oil has NEVER to get incontact with the tires or the rear brake disk.Chain tension rollers, chain driving roller,chain guide, chain runnerCheck the wear of the above mentioned elements and replacethem when necessary.WARNING*: Check the chain guide alignement,and remember that a bent elementcan cause a rapid wear of the chain. In thiscase, a chain fleeting from the sprocket mayensue.ENLubricating the chain without OR (CR)First dry, then plunge the chain in a bisulphide molybdenumlubricant, or in high viscosity engine oil. Warm up the oil beforeuse.Note * : As an alternative, you can use suitable spray lubricants.4Lubricating the chain with OR (WR)Lubricate all metallic and rubber (OR) elements using a brush,and use engine oil with SAE 80-90 viscosity for the internal andexternal parts.Note * : As an alternative, you can use suitable spray lubricants.1- Chain tension roller2- Chain driving roller3- Chain guide4- Chain slidera- Joint spring1a2335