Scag Power Equipment SE-3.5BS - Manual (Page 9)

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4. Remove the oil drain plug and drain the oil into
an appropriate container.
5. After the oil is drained, replace the drain plug
and refill the crankcase to the level specified in
the engine owner's manual.
6. Replace the oil cap.
7. Dispose of the used oil properly.
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Changing The Belt
1. Remove the flat bar belt guide at the front of the
spindle boom assembly (See Figure 8).
2. Remove the old belt.
3. Install the new belt. Do not attempt to pry or
force the belt into the pulley grooves as this may
damage the belt.
4. Replace the front belt guide.
Figure 8, Belt Replacement
SETUP & OPPERATION (CONT'D)
3. Push the edger forward slowly, adjust your pace
to the engine's capacity.
MAINTENANCE
To prevent injury from rotating parts turn the
engine stop switch to OFF and disconnect the
spark plug wire from the engine before
attempting any maintenance.
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Changing Engine Oil
Oil should be changed after the first 20 hours of use
and then after every 50 hours of use.
1. Start the engine and allow it to warm up.
2. Turn the engine switch to OFF. Make sure the
blade has stopped turning. Disconnect the spark
plug wire.
3. Carefully clean all debris from around the oil
filler cap. Remove the cap.
CAUTION:
Figure 7, Engaging The Blade