Exmark Laser Z XS Operator's Manual page 30

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4.1.11 Check Spark Arrester
4.1.12
base around the inner element before removing, so dirt does not get into
the engine.
f) DO NOT wash or use pressurized air to clean paper element or inner element.
g) Reinstall elements. Position the cover so that the rubber dust ejector is
pointing downward and secure with retaining clips.
Service Interval: 50 hours
POTENTIAL HAZARD
♦ Hot exhaust system components may ignite gasoline
vapors even after the engine is stopped.
♦ Hot particles exhausted during engine operation may
ignite flammable materials.
WHAT CAN HAPPEN
♦ Fire may result in personal injury or property damage.
HOW TO AVOID THE HAZARD
♦ Do NOT refuel or run engine unless spark arrester is
installed.
a) Shut off engine, remove key, and wait for all moving parts to stop.
b) Wait for muffler to cool.
c) If any breaks in the screen or welds are observed, replace arrester.
d) If plugging of the screen is observed, remove arrester and shake loose particles
out of the arrester and clean screen with a wire brush (soak in solvent if
necessary). Re-install arrester on exhaust outlet.
Change engine oil and oil filter:
First Service Interval: 100 hrs.
(yearly if operated less than 100 hrs.)
(more often under heavy load or high temperatures)
a) Stop engine, wait for all moving parts to stop, and remove key.
b) Drain oil while engine is warm from operation.
c) The oil drain valve is located on right hand side of engine.
Place pan under machine to catch oil. Fit hose in literature pack over oil
drain valve. Rotate valve 1/4 turn counterclockwise and gently pull outward
to open valve. Allow oil to drain, then close valve by pushing inward and
rotating 1/4 turn clockwise. Remove and retain the hose for future use.
d) Clean around oil filter and unscrew filter to remove. Before reinstalling new
filter, apply a thin coating of oil on the surface of the rubber seal. Turn filter
clockwise until rubber seal contacts the filter adapter then tighten filter an
additional 1/2 to 3/4 turn.
e) Raise radiator to gain access to oil fill.
f) Clean around oil fill cap and remove cap. Fill to the specified capacity and
replace cap. Use oil recommended in engine owner's manual. DO NOT
over fill.
g) Replace oil fill cap. Start the engine and check for leaks.
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WARNING
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