Husqvarna T525 Owner Manual - Page 22
To sharpen the saw chain
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7. Attach a new starter rope to the pulley. Wind the starter rope approximately 3 turns around the pulley. 8. Connect the pulley to the recoil spring. The end of the recoil spring must engage in the pulley. 9. Attach the screw to the center of the pulley. 10. Pull the starter rope through the hole in the starter housing and the starter rope handle. 11. Make a tight knot at the end of the starter rope. To tighten the recoil spring 1. Put the starter rope into the notch in the pulley. 2. Turn the starter pulley approximately 2 turns clockwise. 3. Make sure that you can turn the pulley ½ turn after the starter rope is fully extended. To assemble the starter housing on the product 1. Pull out the starter rope and put the starter in position against the crankcase. 2. Slowly release the starter rope until the pulley engages with the pawls. 3. Tighten the screws that hold the starter. 3. Attach the air filter and make sure that the air filter seals tightly against the filter holder. Note: Because of different work conditions, weather or season, your product can be used with different types of air filter. Speak to your servicing dealer for more information. To do a check of the spark plug CAUTION: Use the recommended spark plug. Refer to Technical data on page 29. An incorrect spark plug can cause damage to the product. 1. If the product is not easy to start or to operate or if the product operates incorrectly at idle speed, examine the spark plug for unwanted materials. To decrease the risk of unwanted material on the spark plug electrodes, do these steps: a) make sure that the idle speed is correctly adjusted. b) make sure that the fuel mixture is correct. c) make sure that the air filter is clean. 2. Clean the spark plug if it is dirty. 3. Make sure that the electrode gap is correct. Refer to, Technical data on page 29. To clean the air filter Clean the air filter from dirt and dust regularly. This prevents carburetor malfunctions, starting problems, loss of engine power, wear to engine parts and more fuel consumption than usual. 1. Remove the air filter cover and the air filter. 2. Use a brush or shake the air filter clean. Use detergent and water to clean it fully. Note: An air filter that is used for a long time can not be fully cleaned. Replace the air filter regularly and always replace a defective air filter. 4. Replace the spark plug monthly or more frequently if necessary. To sharpen the saw chain Information about the guide bar and saw chain WARNING: Use protective gloves when you use or do maintenance on the saw chain. A saw chain that does not move can also cause injuries. 22 732 - 017 - 11.10.2019
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