EN-111B_f.1245
3
1.
Read and strictly follow the installation and operating instructions to ensure
a long life and reliable boiler operation.
2.
An efficient electrical installation which has been completed in accordance with
the binding norms of electric installation.
3.
A wet central heating system equipped with appropriate expansion vessel made
according to binding norms of hydraulic installation- closed system.
4.
A wet central heating system must be flushed before boiler installation.
5.
Do not install any barrier fittings (e.g. valves) on the outlet of the safety valve.
6.
Boiler must be installed on an even wall surface.
7.
Boiler must not be installed in a humid place, in a place exposed to the danger of
explosion or in a place where the ambient temperature may drop below 0°C.
8.
Boiler installation and all electrical and hydraulic work must be performed by
a qualified professional installer.
9.
All installation work must be performed when the power and water supply is turned
off.
10. Electric installation should be equipped with residual current protective devices
and other solutions which will ensure disconnecting the heater from the source
of power (intervals between all their poles should not be less than 3 mm).
11. Electronically controlled heater is a electrical surge sensitive device, therefore the
electrical installation must contain surge protection devices.
12. Do not drain the water from central heating system after the heating season.
13. Leave the controller in stand-by mode and do not cut off power supply between
the heating seasons.
14. The water heater is designed to heat DHW in households, sanitary facilities,
laboratories and workshops etc.
15. The maximum inlet water temperature should not exceed 60°C.
16. The instant heater 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).
Safety instructions
