Two-Cycle Engine Oil; To Start And Stop; To Examine The Product Before Start - McCulloch B43BT Manual De Usuario

Fuel
To use fuel
CAUTION: This product has a two-cycle
engine. Use a mixture of gasoline and two-
cycle engine oil. Make sure to use the
correct quantity of oil in the mixture.
Incorrect ratio of gasoline and oil can cause
damage to the engine.
Gasoline
CAUTION: Do not use gasoline with an
octane number less than 90 RON (87 AKI).
This can cause damage to the product.
CAUTION: Do not use gasoline with more
than 10% ethanol concentration (E10). This
can cause damage to the product.
• Always use new unleaded gasoline with a minimum
octane number of 90 RON (87 AKI) and with less
than 10% ethanol concentration (E10).
• Use gasoline with a higher octane number if you
frequently use the product at continuously high
engine speed.

Two-cycle engine oil

• Use only high quality two-cycle engine oil. Use only
an air cooled engine oil.
• Do not use other types of oil.
• Mixture ratio 50:1 (2%)
Petrol, litre
5
10
15
20
To make the fuel mixture
Note: Always use a clean fuel container when you mix
the fuel.
Note: Do not make more than 30 days quantity of fuel
mixture.
1. Add half of the gasoline quantity.
2. Add the full quantity of oil.
3. Shake the fuel mixture to mix the contents.
4. Add the remaining gasoline quantity.
5. Shake the fuel mixture to mix the contents.
6. Fill the fuel tank.
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Two-stroke oil, litre
0.10
0.20
0.30
0.40
To add fuel
• Always use a fuel container with an antispill valve.
• If there is some fuel on the container, remove the
unwanted fuel and let the container dry.
• Make sure that the area near the fuel tank cap is
clean.
• Shake the fuel container before you add the fuel
mixture to the fuel tank.

To start and stop

To examine the product before start

1. Examine the product for missing, damaged, loose or
worn parts.
2. Examine the nuts, screws and bolts.
3. Examine the blades.
4. Examine the air filter.
5. Examine the throttle trigger lockout and the throttle
control.
6. Examine the stop switch.
7. Examine the product for fuel leaks.
To start a cold engine
1. Set the stop switch to the start position.
2. Push the start throttle button.
3. Press the air purge 10 times. The bulb must not be
completely filled.(Fig. 42 )
4. Set the choke control in the choke position.(Fig. 43 )
5. Hold the body of the machine on the ground with the
left hand. Pull out the cord slowly with your right
hand until you fell some resistance. Pull the cord
quickly and powerfully. Repeat until the engine
starts.(Fig. 44 )
WARNING: Use the starter handle. Do
not twist the starter cord around your
hand.
CAUTION: Do not pull the starter cord all
the way out. Do not let go of the starter
handle when the cord is fully extended.
6. Return the choke control to the run position.
7. Let the engine run for 10 seconds.
8. Pull the trottle trigger lightly to run at low speed for
60 seconds.
WARNING: Do not touch the cover.
Contact can result in burns to the skin.
WARNING: Do not touch the cover. If
the spark plug is damaged contact can
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