Husqvarna T525 Owner Manual - Page 21
To replace a broken or worn starter
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Basic adjustments and run-in The basic carburetor adjustments are done at the factory. For the recommended idle speed, refer to Technical data on page 29. CAUTION: Do not operate the product at too high speed during the first 10 hours of operation. CAUTION: If the saw chain rotates at idle speed, turn the idle speed screw counterclockwise until the saw chain stops. To adjust the low speed needle (L) • Turn the low speed needle clockwise until stop. Note: If the product has a bad acceleration capacity or if the idle speed is not correct, turn the low speed needle counterclockwise. Turn the low speed needle until the acceleration capacity and idle speed is correct. To adjust the idle speed screw (T) 1. Start the product. 2. Turn the idle speed screw clockwise until the saw chain starts to rotate. 3. Turn the idle speed screw counterclockwise until the saw chain stops. Note: The idle speed is correctly adjusted when the engine runs correctly in all positions. The idle speed must also be safely below the speed at which the saw chain starts to rotate. • Make sure that the product 4-cycles a little at full throttle. • Make sure that the saw chain does not rotate at idle speed. • If the product is not easy to start or has less acceleration capacity, adjust the low and high speed needles. CAUTION: Incorrect adjustments can cause damage to the engine. To replace a broken or worn starter rope 1. Loosen the screws to the starter housing. 2. Remove the starter housing. 3. Pull out the starter rope approximately 30 cm/12 in and put it in the notch on the pulley. 4. Let the pulley rotate slowly rearward to release the recoil spring. WARNING: If the saw chain does not stop when you turn the idle speed screw, speak to your servicing dealer. Do not use the product until it is correctly adjusted. To adjust the high speed needle (H) The engine is adjusted at the factory to operate at sea level. At higher altitudes, in different weather or different temperatures it can be necessary to adjust the high speed needle. • Turn the high speed needle to make adjustments. CAUTION: Do not turn the high speed needle screw across the adjustment limitation stop. This can cause damage to the piston and the cylinder. To examine if the carburetor is correctly adjusted • Make sure that the product has the correct acceleration capacity. 5. Remove the bolt in the center of the pulley and remove the pulley. 6. Remove the used starter rope from the handle and the pulley. 732 - 017 - 11.10.2019 21