Homelite UT74121A manual Cleaning The Starter Unit, Checking The Fuel Filter, Cleaning The Engine

MAINTENANCE

CLEANING THE STARTER UNIT

Use a brush or compressed air to keep the cooling vents of the starter assembly free and clean of debris.

Fig. 74

CLEAN FLYWHEEL

FINS

Fig. 76

CHECKING THE FUEL FILTER

Check the fuel filter periodically. Replace it if contaminated or damaged.

CLEANING THE ENGINE

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.

WARNING

Never run the saw without all the parts, including the drive case 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 trained Homelite service dealer personnel.

CLEAN

CYLINDER

FINS

Fig. 75

NOTE: Depending on the type of fuel used, the type and amount of oil used, and/or your operating conditions, the exhaust port and silencer may become blocked with carbon deposits. If you notice a power loss with your petrol- powered tool, you may need to remove these deposits to restore performance.We highly recommended that only qualified service technicians perform this service.

FUEL FILTER Fig. 77

REPLACING THE SPARKING PLUG

This engine uses a Champion RCJ-6Y with 0.63 mm (0.025 in.) electrode gap. Use an exact replacement and replace every six months or more frequently, if necessary.

1.Loosen the sparking plug by turning it anticlockwise with a spanner.

2.Remove the sparking plug.

3.Hand thread the new sparking plug, turning it clockwise.

NOTE: Be careful not to cross-thread the sparking plug. Cross-threading will seriously damage the product.

Fig. 78

UK - Page 34