MAINTENANCE AND LUBRICATION 0B-9
Substitution
Draining
1) Open fully the heating tap (lever (c) displaced totally toward
the left, refer at 1A-3).
2) Unlock cap (1) from spout.
3) Release totally the draining plug (8) of the radiator and
withdraw all refrigerant from the circuit.
4) Unlock plug (8) squeezing the lever (9). Check the goodness
of joint (10) and substitute it if necessary.
5) Put back plug (8) and tighten it moderately (plastic plug).
Filling and air purging
1) Prepare the ccolant mixture as stated in the following table:
Total circuit Capacity
Refrigerant
Mixture
Demineralised
water
12 litres
50 %
50 %
~ -38°C
Freezing Protection
Dinagel 9103
(Dinamic)
CAUTION:
The coolant mixture should be revised in summer
and in winter, as it works as an anti-freezer,
refrigerant, corrosion protector and lubricating
agent.
1
8
9
10
8