
Figure 22. Engine Oil (Draining)
Spark Plug
1.Remove and clean the spark plug (Figure 23).
2.Adjust the spark gap to 0.028 ~0.031 inch (0.6~0.7 mm).This unit has electronic ignition, which requires no adjustments.
MVC-64E/EW  — MAINTENANCE
Changing Vibrator Oil
1.When changing the vibrator oil, remove the drain plug (Figure 7), and simply tip the compactor to drain the oil. Note that the oil will drain more easily while it is hot. Remember to use only 
Checking and Replacing the V-Belt  and Clutch
1.After 200 hours of operation, remove the upper belt cover to check the 
CAUTION
NEVERattempt to check 
Figure 23. Spark Plug Gap
Engine Air Cleaner
1.Remove the air cleaner cover and foam filter element as shown in Figure 24.
2.Wash the foam filter element in kerosene or diesel fuel. Then saturate it in a mixture of 3 parts kerosene or diesel fuel and 1 part engine oil. Completely squeeze the ele- ment to remove the mixture and reinstall it back into the air cleaner.
Figure 24. Air Cleaner
CAUTION
Wheneverthecompactor'svibrationbecomesweakorlost during normal operation regardless of operation hours, check 
zReplacing the V-belt 
Remove the upper and lower belt covers. Engage an offset wrench (13 mm) or the like to vibrator pulley (lower) fastening bolt. Engage waste cloth or the like at midway of 
zReinstalling the V-belt 
Engage 
zChecking Clutch
Check the clutch simultaneously with 
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