Vitals BKZ 5022o, Manual

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9. With the throttle lever set the maximum engine speed. Ensure a smooth
transition from the engine idle speed to a maximum speed mode.
Service fuel and oil filters
Fuel Filter Service
Service the oil filter
1. Remove the cover (2), and gently pull it out of the fuel tank.
2. Using a wire loop, carefully remove the fuel filter (1) from the fuel tank.
3. Carefully disconnect the fuel line from the fuel filter (3).
4. Clean the fuel filter in gasoline with a soft brush.
5. Clean the fuel tank with gasoline.
6. Connect the fuel filter to the fuel line and gently place the fuel tank.
7. Securely tighten the fuel tank cap.
1. Remove the cover (4), and gently pull it out of the oil tank.
2. Using a wire loop, gently remove the oil filter (5) out of the oil tank.
3. Carefully remove the oil filter from the oil line (6).
4. Wash the oil filter in gasoline, kerosene or white spirit, using a soft brush.
5. Wash the oil tank with kerosene or mineral spirits.
6. Connect the oil filter to the oil line and gently place into the oil tank.
7. Firmly tighten the cover of the oil tank.
NOTE!
To achieve such speed that saw no stall, but the chain is not
moving.
WARNING!
Do not install the engine speed than specified in paragraph 3
of this manual, as it will lead to engine damage.
NOTE!
Carburetor adjustment is desirable to perform a specialized
service center or a qualified technician.
WARNING!
When excessive contamination of the fuel (oil) of the filter,
and if it is damaged, you should immediately replace the fuel
(oil) filter.
It is forbidden to operate a chainsaw for contaminated or
damaged fuel (oil) filter.
figure 25
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