Operation - Husqvarna 120 Mark II Manual De Usuario

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  • MEXICANO, página 141
9. Tighten the guide bar nuts with your
fingers.
10.Tighten the saw chain by turning the chain
tensioning screw clockwise with the
combination wrench (Fig. 40). Tighten the
saw chain until it does not sag from below
the guide bar, but you can turn it easily by
hand. (Fig. 41)
11.Hold up the end of the guide bar and
tighten the bar nuts with the combination
wrench. (Fig. 42)
• Examine the chain tension frequently
after you assemble a new saw chain
and until the saw chain has been run-in.
• Examine the chain tension regularly.
Correct chain tension results in good
cutting performance and a long life.
To reset the chain brake
If the clutch cover is removed accidentally
while the chain brake is locked, the chain
WARNING:
the safety chapter before you
operate the product.
To use fuel
CAUTION:
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.
Fuel mixture ratio
The fuel mixture ratio for the gasoline and two-
cycle engine oil is 50:1 (2%)
Gasoline
1 U.S. Gal.
1 UK Gal.
5 l
14

Operation

Read and understand
This product has a
Two-cycle engine oil
77 ml (2.6 oz)
95 ml (3.2 oz)
100 ml (3.4 oz)
brake must be unlocked so the clutch cover
can be assembled without binding to the
clutch drum.
CAUTION:
is under tension. Use care when
resetting the chain brake.
Note:
Do not hold the brake band while
attempting to reset it.
1. Align the notches on the bar tool so that
they fit over the brake rotating link. (Fig. 43)
2. To reset the brake, rotate the link clockwise
until it stops. The front link will be in its
downward rotated position when the chain
brake is unlocked. (Fig. 44) (Fig. 45)
To make the fuel mixture
1. Determine the correct quantity of gasoline
and engine oil (mixture ratio 50:1). Do not
make more than 30 days quantity of fuel
To use fuel on page 14 .
mixture. See
2. Add half of the gasoline quantity to a clean
fuel container with an antispill valve.
CAUTION:
with more than 10% ethanol
concentration (E10). This can
cause damage to the product.
CAUTION:
with an octane number less than
90 RON (87 AKI). This can cause
damage to the product.
Note:
Use gasoline with a higher octane
number if you frequently use the product at
continuously high engine speed.
3. Add the full quantity of the two-cycle engine
oil to the fuel container.
The chain brake spring
Do not use gasoline
Do not use gasoline
658 - 008 - 10.02.2020

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