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96
OPERATING AND MAINTENANCE INSTRUCTIONS FOR THE USER
6. WARNINGS
6.1 Initial start-up
WARNING! The installation and initial start
up of the appliance must be performed by qualified
personnel in compliance with the national regulations in force regarding installation, and in
conformity with any regulations issued by local authorities and public health bodies.
In all cases, the company performing the work must carry out checks to verify the safety and correct
operation of the entire system.
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6.2 Recommendations
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WARNING! Hot water at temperatures above 50°C running from taps may immediately cause serious burns.
Children, the disabled and the elderly run a greater risk in this regard. Therefore, it is advisable to use a
thermostatic mixing valve connected to the appliance’s water outlet pipe.
CAUTION If the display shows the icon to the side, it means that the water temperature has
reached a temperature more than 6°C above the temperature set.
It is mandatory to have a mixing valve in the SYS and TWIN SYS models.
CAUTION! (only for SYS and TWIN SYS versions) Ensure that the temperature detected by the S2, S3 and S4
sensors of the auxiliary source's control unit, inside the water heater, do not exceed 75°C. fig.15.
6.3 Safety regulations
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1
Do not perform operations that involve
removing the appliance from its housing.
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2
Do not leave objects lying on the
appliance.
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3 Do not climb onto the appliance.
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