hajdu ZV80ErP Instructions De Montage Et D'utilisation page 27

EN
5.1. The combined safety valve is an accessory of the water tank. Its connection
to the hot water tank and to the pipeline system: Rp3/4 internally threaded.
The valve has to be mounted DIRECTLY in front of the water tank into the cold
water pipe, respecting the flow direction marked by an arrow. Before mounting
the valve, the cold water pipeline has to be flushed thoroughly, in order to avoid
any damage caused by any possible pollution.
The outlet tube has to be placed vertically downwards and the blow-off button
has to be accessible. In the order of water flow, it contains the one-way valve,
the security valve and the outlet tube that has to be left open toward the air
space.
5.2. If the water pressure in the system exceeds the value of 0.6 MPa
temporarily, a pressure reducing valve has to be mounted in front of the hot
water tank. This pressure reducing valve has to be purchased and mounted by
the customer.
The pressure reducing valve has to be mounted in front of the combined
safety valve.
5.3. An arbitrary number of taps and mixing faucets can be mounted on the
hot water tank. The flow back of the hot water through the outlet towards the
pipeline system is blocked by the one-way valve, which is not an accessory of
the hot water tank.
5.4. Using the closing valve, the hot water tank can be disconnected from the
pipeline system.
6. ELECTRIC CONNECTION
6.1. The hot water tank should be connected to the electric system only
through permanent connection. It is forbidden to apply any wall socket.
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