Hyundai HYTR2650, User Manual

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5.7.2. Air must circulate freely around engine and over cooling fins on cylinder head to prevent
overheating.
5.7.3. Every 100 hours of operation, or once a year (more often if conditions require);
5.7.3.1. Clean fins and external surfaces of engine of dust.
5.7.3.2. Also clean dirt and oil deposits which can contribute to improper cooling.
5.8. Maintenance schedule.
5.8.1. Daily;
5.8.1.1. Clean the exterior of the unit.
5.8.1.2. Check the harness is undamaged.
5.8.1.3. Make sure the cutting attachment is properly centralised and without cracks. An off-
centralised, cutting attachment induces heavy vibrations and may damage the unit.
5.8.1.4. Make sure the cutting attachment nut is sufficiently tightened.
5.8.1.5. Check that nuts and screws are sufficiently tightened.
5.8.2. Weekly;
5.8.2.1. Check the starter.
5.8.2.2. Clean the exterior of the spark plug.
5.8.2.3. Remove the spark plug and check electrode gap. Adjust gap to 0.65 mm, or change
spark plug.
5.8.2.4. Clean the cooling fins on the cylinder and make sure air intake is not clogged.
5.8.2.5. Make sure the gear case is filled with grease up to ¾ full.
5.8.2.6. Clean the air filter.
5.8.3. Monthly;
5.8.3.1. Rinse the fuel tank with unleaded petrol.
5.8.3.2. Clean the exterior of the carburetor and space around it.
5.8.3.3. Clean the fan and the space around it.
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