Homelite UT10589 User Manual - Page 35
Cleaning The Engine, Warning
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MAINTENANCE CLEANING THE ENGINE See Figures 65 - 68. Clean the cylinder fins and flywheel fins with compressed air or a brush periodically. Dangerous overheating of the engine may occur due to impurities on the cylinder. CHAIN BRAKE WARNING Never run the saw without all the parts, including the clutch cover and starter housing, securely in place. Because parts can fracture and pose a danger of thrown objects, leave repairs of the flywheel and clutch to factory trained authorized service center personnel. n Remove the screws and cylinder cover as described previously. n Clean the cylinder fins. n Lift the chain brake over the post. n Lay the chain saw on its side with the bar and chain on the ground. n Remove the chain oil and fuel caps. n Remove the three screws that hold the starter housing in place. n Lift off the starter cover and set aside. n Replace chain oil and fuel caps to prevent con- tamination during cleaning. n Clean the flywheel fins. n Remove the chain oil and fuel caps. n Replace the starter housing. Reinstall screws and secure. n Replace the chain oil and fuel caps. n Replace the cylinder cover. Reinstall screws and secure. n Replace the chain brake on the post. NOTE: Check to ensure that the air filter is in the proper position before reinstalling the cylinder cover. NOTE: If you notice a power loss with the gaspowered tool, the exhaust port and muffler may be blocked with carbon deposits. These deposits may need to be removed to restore performance. We highly recommend that only qualified service technicians perform this service. Page 35 - English FUEL CAP CHAIN OIL CAP POST STARTER COVER Fig. 66 CLEAN CYLINDER FINS Fig. 67 CLEAN FLYWHEEL FINS Fig. 68