Laski VD 500, Руководство по эксплуатации

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- Loosen the locking nuts (3- 2x) on the stretching bolts (2 - 2x) and move the
engine in its slot holes as necessary. Go on displacing the engine to set up
optimal belt tension/slack of 15,5 mm at down pressure of 50 N.
- Having reached the recommended belt slack value and proper pulley
alignment, retighten the fixing bolts on the engine (1 - 4x) and the locking nuts
(3 - 2x).
Maintenance Intervals
Engine Oil
Change
The first oil change after first 100 working hours and next
changes every 100 hrs. Change the oil always when the engine
is turned off and still warm. Discharge the used oil into a bin
through the drain plug in the casing bottom. Having discharged
the whole volume, screw up the plug and fill new oil of proper
viscosity through the filler neck and then screw up the filler
plug again. Before checking the oil level wait until the oil on
casing walls flows down. In case of any failure in the
lubrication system the engine stops automatically.
Oil Filter
Change the oil filter element every 200 working hours.
Air Filter
The air filter with two filter elements provides maximum
protection against mechanic impurities and keeps continuous
air flow into the fuel system. Remove the filter cap, unscrew