Safety instructions
1.
Read and strictly follow the installation and operating instructions to ensure a long
life and reliable unit operation.
2.
The unit can only be used when in perfect technical condition and correctly
assembled.
3.
The unit is designed for installation with the connectors facing toward the wall or
the bottom.
4.
The unit shall be installed on a flat wall without openings
5.
The unit should always be vented before initial start-up. Vent the unit each time
after the water has been emptied from the heater or pipes (e.g. when water supply
system has been repaired or maintained). Follow the procedure provided in section
"Venting"
6.
The unit should be connected to electrical system and the reliability of fire protection
system should be tested by a qualified person.
7.
The unit has to be earthed or neutrally grounded.
8.
If there is a non-return valve installed on the water supply pipe the safety valve
must be fitted between unit and non-return valve.
9.
The unit should be installed close to the most frequently used tap.
10. The unit must be connected to the cold water supplies only.
11. The water inlet of this appliance shall not be connected to inlet water obtained from
any other water heating system.
12. Inlet and outlet pipes should not be made of plastic.
13. The unit can work in conjunction with a single-handle, two-valve tap mixer without
thermostat.
14. The unit must not be installed in the place which is exposed to the danger of
explosion and place in which the temperature may go down below 0
15. Do not use when the water has been emptied from the unit or pipes (e.g. when
water supply system has been repaired or maintained).
16. Unit's cover must not be taken off while power is on.
17. Failure to install the filter on water supply pipe can cause unit damage.
18. Accumulation of limescale in parts of the water heater may cause limited water flow
and failure of the water heater. Failure of the heater and damages caused by the
limescale will not be covered by the warranty. The water heaters and fittings must
be descaled on the regular basis, the frequency of limescale removal depanding
on the quality of water.
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