After 500 hours of operation (after 6 months)
3.6.18. Replacing oil in the engine
Drain the oil after stopping the op-
eration immediately, when is tempera-
ture of cooling liquid 60 °C (140 °F).
Alternatively, operate the engine until
the cooling liquid temperature reaches
60 °C (140 °F).
Prepare a suitable container with the capacity of approxi-•
mately 20 l (21 qt).
Dismantle the drain plug 1 and let oil drain.•
Mount the plug back.•
Clean the area around the oil lter head. Dismantle the lter •
1. Clean the contact area of the lter sealing.