Clean Engine And Silencer (07); Clean The Air Filter (08); Maintaining The Spark Plug (09); Carburettor Settings - AL-KO Pro 225 Manual De Instrucciones

Maintenance and care
7. Replace the drain plug. Ensure that the gas-
ket is correctly positioned. Tighten the drain
plug firmly.
8. Top up with clean oil through the dipstick
opening see chapter 4.2.1 "(Filling with en-
gine oil (02))", page 21. Use a funnel (not in-
cluded with the engine).
9. Insert the dipstick up to the stop, screw it in
and then pull out again. Check that the level
has reached the MAX (06/4) mark.
10. Insert oil dipstick and screw in tight.
11. Remove any spilled oil.
7.3

Clean engine and silencer (07)

WARNING!
Risk of fire due to foreign objects
Foreign objects on the engine can cause
the lawn tractor to catch fire. A fire can
result in serious or even fatal injuries.
■
Remove combustible debris (e.g.
grass, leaves, grease) from the en-
gine, especially from the exhaust
and cylinder area.
■
Check and clean the exhaust and
cylinder area regularly.
IMPORTANT!
Danger from water
Penetrating water (ignition system, car-
burettor...) can lead to malfunctions.
■
Do not spray the engine with water.
1. Allow the engine to cool before cleaning.
2. Remove the contamination regularly from the
engine with a cleaning cloth or brush.
3. Blow-off all waste and dirt residues from the
silencer and its cover using compressed air.
4. Clean the cooling system:
■
Remove obstructions from cooling air
openings (07/1).
■
In order to prevent overheating, also
clean the internal cooling vanes and sur-
faces.
5. Wipe plastic parts with a damp sponge (07/2)
and detergent.
7.4

Clean the air filter (08)

1. Clean the area around the filter cover.
2. Unscrew knob (08/1) of the filter cover (08/2).
3. Remove filter cover.
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4. Remove filter element (08/3).
5. Close intake port (08/4) of the engine with a
cloth to prevent dirt getting into the engine.
6. Tap out the filter element on a solid surface
and blow out from the inside to the outside
with compressed air to remove dust and dirt.
7. Clean the inside of the filter cover (08/2).
8. Remove the cloth from the intake port.
9. Insert the filter element and refit the filter cov-
er.
7.5

Maintaining the spark plug (09)

Prescribed spark plug type: see chapter 13 "Re-
placement parts", page 28.
WARNING!
Risk of injury from electric shock
Checking the ignition spark with the
spark plug removed may result in seri-
ous injury from electric shock and fire.
■
Never check the ignition spark func-
tion with the spark plug removed.
Use an ignition spark tester instead.
IMPORTANT!
Danger of engine damage
Operating the engine with the incorrect
spark plug or without a spark plug will
result in serious engine damage!
■
Always use the specified spark plug
type.
■
Never try to start the engine without
a spark plug.
1. Remove the spark plug (09/1) with a socket
wrench (09/2).
2. Clean the electrodes with a metal brush
(09/3) and remove any carbon black depos-
its.
3. Check the correct electrode distance (09/5)
with a feeler gauge (09/4).
Note: The electrode clearance of the spark
plug should be 0.7 mm – 0.8 mm.
4. Reinsert the spark plug and tighten with a
socket wrench.
7.6

Carburettor settings

NOTE
The carburettor must only be adjusted
by an authorised service workshop.
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