6. Drain the coolant pump by cranking the engine a few revisions with the drain
plugs removed.
7. Clean the cooling system with a special cleaning agent available from your
dealer.
Follow the manufacturer’s instructions.
8. Close the radiator drain cock.
9. Close the drain cock of the cylinder group.
10. Close the drain plug of the oil cooler.
11. Loosen the hose placed between the thermostat housing and expansion
tank.
1
GUID-7536D059-E332-40EB-8127-5E81CCF98669
1. Hose
12. Check that the restrictor hole (Ø about 2 mm) in the union is open.
13. Refasten the hose.
14. Fill the system to the fluid level mark on the expansion tank.
Mix the anti-freeze and water according to the manufacturer’s instructions.
NOTE: Always use a recommended coolant.
IMPORTANT: Never fill up with cold fluid while the engine is warm.
IMPORTANT: Never use only water as coolant.
After changing the fluid, run the engine for a while and check the level of the fluid.
4.7.6.6
Maintaining the air conditioning
Maintain the air conditioning periodically.
IMPORTANT: If the air conditioning system has not been used for a while, free
the compressor before starting the engine by rotating the pulley nut with a
wrench.
4. Maintenance
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Summary of Contents for Versu N Series
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