Hard Head 021094 Traduction Des Instructions D'origine page 24

EN
water away from any leakage, otherwise
there is a risk of water damage.
• The product must be emptied if there is a
risk of the ambient temperature falling
below 0°C.
The power supply to the product must be
disconnected before the product is
emptied of water.
Connection to water pipe
NOTE:
Collector trough sold separately.
1. Inlet pipe.
2. Safety valve (8 bar).
3. Pressure relief valve (if the water pressure
exceeds 6 bar).
4. Shut-off valve.
5. Funnel shaped outlet to drain.
6. Hose.
7. Emptying tap.
FIG. 15
Note the colour markings (rings) on the pipes
when connecting to water pipe.
BLUE for water inlet/cold water.
RED for water outlet/hot water.
The shut-off valve with safety valve supplied
with the product must be installed. The shut-off
valve with safety valve must be installed in the
supply pipe as per the flow arrow on the valve.
The product is filled with water by opening
the tap in the supply pipe and the mixer's
hot water tap. The product is filled with water
when the flow of water from the mixer tap is
continuous. The mixer tap can then be closed.
The power supply to the product must be
disconnected before the product is emptied of
water.
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NOTE:
It is not permitted to use any other type of
shut-off device between the shut-off valve
with safety valve and the product.
NOTE:
The use of other shut-off valves with safety
valve can cause the product to malfunction.
Any such devices must therefore be removed.
NOTE:
It is not permitted to install the shut-off valve
with safety valve on thread longer than 10
mm, because this can damage the valve and
can result in using the product result in a risk
of personal injury and/or material damage.
NOTE:
The safety valve and the pipe between the
valve and the product must be protected
from freezing. When emptying with a hose
the free end of the hose should always be
open to the atmosphere (not immersed in
fluid). The hose must also be protected from
freezing.
Emptying of product for
installation over tap point
1. Turn off the water supply.
2. Open the hot water tap can on the mixer.
3. The emptying tap 7 must be opened for
the water in the tank to run out. If there is
no such tap on the pipe the water can be
taken out directly from the inlet pipe on
the tank after it is disconnected from the
water pipe.
FIG. 15