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MAINTENANCE INSTRUCTIONS
NM13N065 E726 G716
COOLANT REPLACEMENT
Observe the following procedure:
1. open valve of heating (A) and release
safety plug on equalizing tank (B)
2. drain coolant from radiator (C). Drain-
ing screw is accessible after lifting the
bonnet
3. drain coolant from the block of engine
(D). Drain valve is accessible after lift-
ing the bonnet
4. after draining the coolant, close the
screw and valve (leave heating valve
open)
5. fill the cooling system with antifreezer
6. start the engine and allow it to run for
1 minute approximately
7. replenish antifreezer in equalizing
tank to the upper gauge line labelled
as MAX
8. close the equalizing tank with a safety
plug.
9. after heating the engine and opening
thermostat allow the coolant to cool
off again and check or replenish the
coolant.
Replace antifreezer every two years.
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