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5.2 CHECKING ENGINE OIL
Check the engine oil BEFORE EACH USE OR TWICE
DAILY ON COMMERCIAL USE.
5.3 CHANGING OIL FILTER
Some engines are equipped with an oil filter. Replace
the oil filter every other oil change, in accordance with
the Oil Change Intervals. See engine manufacturers
manual for proper intervals and type.
5.4 AIR CLEANER
This engine is equipped with a replaceable, high
density paper air cleaner element. Some engines are
also equipped with an oiled, foam precleaner which
surrounds the paper element.
5.5 CHECK SPARK PLUG
Every 100 hours or operation, remove the spark plugs,
check condition, and reset gaps or replace with new
plugs as necessary.
1. Before removing spark plugs, clean the area
around base of plugs to keep dirt and debris out of
the engine.
2. Remove plugs and check condition. Replace plugs
if worn or reuse is questionable.
NOTE:
Do not clean the spark plug in a machine using
abrasive grit. Some grit could remain in the spark plug
and enter the engine causing extensive wear and dam-
age.
5.6 ENGINE REMOVAL
1. Remove the battery cover and disconnect battery
cables. Remove negative cable first. Remove the
battery.
2. Turn off fuel at fuel tank shut-off valve and
disconnect the fuel line at the engine filter.
3. Disconnect the choke and throttle cables.
4. Disconnect the wiring harness at engine, starter
cable, battery ground cable, engine ground wires,
and oil sensor wire.
5. Loosen the tension on the PTO clutch belt and
remove belts from the engine sheaves.
5.7 ENGINE INSTALLATION
The engine is replaced in reverse order.
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