4. Stop the engine , remo v e the k ey , and w ait for
all mo ving par ts to stop before lea ving the
operating position.
5. Place a pan belo w the oil drain and install a
hose onto the v alv e .
6. R otate the oil drain v alv e to allo w the oil to
drain ( Figure 39 ).
Figure 39
1. Oil drain valve
2. Oil drain hose
7. W hen the oil has drained completely , close the
drain v alv e and remo v e the hose .
Note: Dispose of the used oil at a cer tified
recycling center .
8. Slo wly pour appro ximately 80% of the
specified oil into the filler cap ( Figure 38 ).
9. Chec k the oil lev el; refer to Chec king the Oil
Lev el.
10. Slo wly add additional oil to bring it to the Full
mark.
Changing the Oil Filter
R e place the oil filter ev er y 200 operating hours
thereafter .
Note: Chang e the oil filter more frequently when
operating conditions are extremely dusty or sandy .
1. Drain the oil from the engine; refer to
Changing the Engine Oil.
2. R emo v e the old filter and wipe the filter
adapter g ask et surface ( Figure 40 ).
Figure 40
1. Oil lter 3. Adapter
2. Gasket
3. P our new oil of the proper type in through the
center hole . Stop pouring when the oil reac hes
the bottom of the threads . Allo w a min ute or
tw o for the oil to be absorbed b y filter material.
4. Apply a thin coat of new oil to the r ubber
g ask et on the re placement filter ( Figure 40 ).
5. Install the re placement oil filter to the filter
adapter . T ur n the oil filter cloc kwise until
the r ubber g ask et contacts the filter adapter ,
then tighten the filter an additional 1/2 tur n
( Figure 40 ).
6. Fill the crankcase with the proper type of new
oil; refer to Changing the Oil.
Servicing the Spark Plug
Chec k the spark plug(s) after ev er y 100 operating
hours . Mak e sure the air g ap betw een the center
and side electrodes is cor rect before installing the
spark plug . Use a spark plug wrenc h for remo ving
and installing the spark plug(s) and a g apping
tool/feeler g aug e to c hec k and adjust the air g ap .
Install a new spark plug(s) if necessar y .
• T ype: NGK BPR2ES or equi v alent
• Air Gap: 0.030 inc h (0.76 mm)
Removing the Spark Plug
1. Diseng ag e the PTO , mo v e the motion control
lev ers to the neutral loc k ed position and set
the parking brak e .
2. Stop the engine , remo v e the k ey , and w ait for
all mo ving par ts to stop before lea ving the
operating position.
35
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