Fueling The Unit; Starting The Engine; Adjusting The Carburetor; Gas Trimmer Operation - Urrea MS818 Manual De Usuario

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FUELING THE UNIT

1. Untwist and remove the fuel cap. Rest the cap
on a dustless place.
2. Put the fuel into the fuel tank to 80% of the
full capacity.
3. Fasten the fuel cap securely and wipe up any
fuel spillage around the unit.
WARNING: Select bare ground for fueling.
Move at least 10 feet (3 meters) away from the
fueling point before starting the engine. Stop
the engine before refueling the unit. At that
time, be sure to sufficiently agitate the mixed
gasoline in the container.
FOR YOUR ENGINE LIFE, AVOID:
1. FUEL WITH NO OIL (RAW GASOLINE) It will
cause severe damage to the internal engine
parts very quickly.
2. GASOHOL – it can cause deterioration of rub-
ber and/or plastic parts and disruption of engine
lubrication.
3. OIL FOR 4-CYCLE ENGINE USE - It can cause
spark plug fouling, exhaust port blocking, or
piston ring sticking.
4. Mixed fuels which have been left unused for
a period of one month or more may clog the
carburetor and result in the engine failing to
operate properly.
RECOMMENDATIONS
1. In the case of storing the product for a long
period of time, clean the fuel tank after render-
ing it empty. Next, activate the engine and emp-
ty the carburetor of the composite fuel.
2. In the case of scrapping the used mixed oil
container, scrap it only at an authorized reposi-
tory site.
NOTE: As for details of quality assurance, read
the description in the section Limited Warranty
carefully. Moreover, normal wear and change
in product with no functional influence are not
covered by the warranty.
Also, be careful that, if the usage in the instruc-
tion manual is not observed as to the mixed
gasoline, etc., described therein, it may not be
covered by the warranty either.
CHAIN OIL.
Use motor oil SAE #10W-30 all year round or
SAE #30 - #40 in summer and SAE #20 in winter.
NOTE: Do not use wasted or regenerate oil that
can cause damage to the oil pump.
16
OPERATION INSTRUCTIONS
WARNING: It is very dangerous to run a
chain saw that mounts broken parts or lacks any
parts. Before starting engine, make sure that all
the parts including bar and chain are installed
properly.

STARTING THE ENGINE

1. Fill fuel and chain oil tanks respectively, and
tighten the caps securely.
2. Set the switch to "l" position.
3. Pull out the choke knob to the second stage
position. The choke will close and the throttle
lever will then be set in the starting position.
NOTE: When restarting immediately after stop-
ping the engine, set the Choke knob in the first-
stage position (choke open and throttle lever in
the starting position).
4. While holding the saw unit securely on the
ground, pull the starter rope vigorously.
WARNING: Do not start the engine while
the chain saw hangs in one hand. The saw chain
may touch your body. This is very dangerous.
5. When engine has ignited, first push in the
choke knob to the first-stage position and then
pull the starter again to start the engine.
6. Allow the engine to warm up with the throt-
tle lever pulled slightly.
CHECKING THE OIL SUPPLY. Make sure to set
up the bar and the chain when checking the
oil supply. If not, the rotating parts may be ex-
posed. It is very dangerous.
After starting the en-
gine, run the chain at
medium speed and see
if chain oil is scattered
off as shown in the pic-
ture.

ADJUSTING THE CARBURETOR

The carburetor on your unit has been factory
adjusted, but may require fine tuning due to a
change in operating conditions.
Before adjusting the carburetor make sure that
the provided air/fuel filters are clean and fresh
and the fuel properly mixed.

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Ms818aMs820

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