ENGINE OIL REPLACEMENT
1.Replace engine oil in the first 25 hours of operation and every 50 to 100 hours afterwards.
2.Oil may be drained more easily when it is warm after operation (For more details, see separate engine Owner's Manual).
AIR FILTER
1.The air filter element should be cleaned because a clogged air cleaner can cause poor engine starting, lack of power and shorten engine life substantially.
MDR-9DYE — MAINTENANCE
Figure 27. Chain Tightener
Figure 25. Engine Air Filter and Element
2.To clean or replace air filter loosen the wing nut on the air filter housing (Figure 25) remove the cover and take out air filter cartridge. If only cleaning of the air filter is desired blow through the air filter cartridge from the inside, moving a jet of dry compressed air up and down until all dust is removed.
CAUTION:
CLUTCH
PULLEY
VIBRATOR
PULLEY
Figure 28. V-Belt Hazard
VIBRATION CLUTCH ADJUSTMENT
CHECKINGTHE CHAINS
1.Take off the checking cover on roller and coat grease on the chain if necessary (Figure 26. The chain should be lightly lubricated with motor oil.
Figure 26. Chain Cover
2.Check the chain tension and if loose, adjust the chain tension with the tightener (Figure 27). Chain tension should be adjusted every 50 hours of operation.
1.Remove the protective cover from the clutch by removing the 4 allen screws.
2.Pull out the stop key and turn to the release position (Figure 29).
3.Viewing the clutch from the
4.Make sure that the shifting lever is not too stiff. Lever should engage with moderate pressure.
5.After adjustment, return the stop key to the locked position.
