maintenance
Maintenance
Perform the scheduled maintenance procedures as defined by Table 5 and below:
Daily
Thoroughly remove dirt and oil from the engine and control area. Clean or replace the air cleaner elements as necessary. Check and retighten all fasteners as necessary.
Weekly
Remove the fuel filter cap and clean the inside of the fuel tank.
Remove or clean the filter at the bottom of the tank.
Remove and clean the spark plug (Figure 28), then adjust the spark gap to 0.024 ~0.028 inch (0.6~0.7 mm). This unit has electronic ignition, which requires no adjustments.
Figure 28. Spark Plug Gap
Engine Oil
1.Drain the engine oil when the oil is warm as shown in Figure 29.
2.Remove the oil drain bolt and sealing washer and allow the oil to drain into a suitable container.
3.Replace engine oil with recommended type oil as listed in Table 4. For engine oil capacity, see Table 2 (engine specifications). DO NOT overfill.
4.Install drain bolt with sealing washer and tighten securely.
Figure 29. Draining Engine Oil
Engine Air Cleaner
DANGER
DO NOT use gasoline as a cleaning solvent, the possibility exists of fire or explosion which can cause damage to the equipment and severe bodily harm or even DEATH!
1.Remove the air cleaner cover and foam filter element as shown in Figure 30.
2.Clean foam element in warm, soapy water or nonflammable solvent. Rinse and dry thoroughly. Dip the element in clean engine oil and completely squeeze out the excess oil from the element before installing.
Figure 30. Engine Air Cleaner
page 26 —
