Hyundai HST4020, Instructions Manual

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8.
Operation
Important!
The engine does not come with oil in it. Therefore, be sure to add oil before starting the engine. The oil level
in the engine must be checked each time before carrying out any work.
Important!
When the engine brake lever is re
‐
leased it must return to its initial position and the engine must stop. If this
is not the case, do not use the equipment again.
8.1 Starting the equipment (Fig. 6 – 7)
In order to avoid any unintentional start
‐
ups of the engine, it comes equipped with an engine brake
(Fig. 6/Item 1) which must be pressed at all times whilst the device is in use, otherwise the engine will
stop.
Open the petrol cock (Fig. 7 / Item B). Set the cock to
“ON” for this purpose. Set the
choke lever (Fig. 7/Item C) to the
“Choke” position.
Note: Normally the choke is not required to restart a warm engine. Move the
throttle lever (Fig. 1 / Item 7) to the center position.
Press the engine brake lever (Fig. 6 / Item and pull the starter cable (Fig. 7 / Item A) forcefully until the
engine starts.
Allow the engine to warm up briefly and then set the choke lever (Fig. 7 / Item B) to the
“RUN” Position.
The speed of the cutter unit can be controlled using the throttle lever (Fig. 6 / Item 7) (tortoi
‐
se = slow /
rabbit = fast).
Important!
Always pull the starter cable slowly until you feel the initial resistance before you then pull it quickly to start the
engine. Do not allow the starter cable to whip back of its own accord.
Important!
The scarifier roller begins to rotate as soon as the engine is started.
Important!
Never open the ejector flap when the motor is running. A rotating cutting unit can cause injuries.
Always fasten the ejector flap carefully. The flap flips back to the
“Closed” position by the tension springs!
Always ensure that a safe distance (provided by the long handles) is maintained between the user and the
housing. Be especially careful when scarifying and changing direction on slopes and inclines. Maintain a
solid footing and wear sturdy, non
‐
slip footwear and long trousers. Always sca
‐
rify along the incline
(not up and down).
For safety reasons, the scarifier may not be used to scarify inclines whose gradient exceeds 15
degrees.
Use special caution when backing up and pulling the scarifier (tripping hazard)!
8.2 Adjusting the working depth (Fig. 8)
To set the working depth, push the lever for set
‐
ting the depth (Fig. 8 / Item 4) gently away from the
device, set the required depth and then lock the lever back into position.
8.3 Stopping
When the work is finished, release the rotor engagement lever.