Ariston ABS VLS EVO WI-FI 50 3700455 [23/129] User instructions

Ariston ABS VLS EVO WI-FI 100 [23/129] User instructions
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CEN When necessary empty the appliance as follows disconnect the appliance from the electricity mains turn off the domestic mains tap tum on the hot water tap wash basin or bathtub open the drain valve B fig 2 Replacing parts The electrical parts may be accessed by removing the cover Fig Z 8 Intervene on the power board Ref Z by disconnecting the cables Ref C Y and P and remove the screws Intervene on the control panel by first removing the power board Ref Z The display board is attached to the product through two fixing side flaps A Fig 4a accessible from inside the lower cover Release the control panel fixing flaps using a flat screwdriver to pry upon the same A Fig 4b and release them from the pins simultaneously push it outwards to free it from the seat Repeat for both fixing flaps Pay special attention not to damage the plastic flaps as breaking them will not allow for correct assembly of the panel in its seat resulting in possible aesthetic defects After removing the control panel you can disconnect the connectors of the rod carrying sensors and power board Intervene on the rod carrying sensors Ref K by disconnecting the wires Ref F from the control panel and remove it from its seat taking care not to excessively bend them During reassembly make sure that all components are put back in their original positions To work on the heating elements and anodes first drain the appliance refer to the related paragraph Re move the bolts C Fig 5 and remove the flanges F Fig 5 The flanges are coupled to the heating elements and anodes During reassembly make sure to restore the rod carrying sensors and the heating elements to the original positions Fig Z 8 and 5 Make sure that the flange plate with the coloured writing H E 1 or H E 2 is mounted in its position marked by the same writing We recommend replacing the flange gasket Z Fig 6 every time it is disassembled CAUTION The reversal of the heating elements involves malfunction heating element at a time and remove the second only after replacing the first of the appliance Work on one Use only original spare parts Periodical maintenance The heating element R fig 6 should be descaled every two years to ensure it works property R Fig 6 ap proximately every two years the frequency must be Increased if water is very hard If you pre fer not to use special liquids for this operation simply crumble away the lime deposit without damaging the heating element The magnesium anodes N Fig 6 must be replaced every two years this does not apply to appliances with stainless steel boilers however the anode should be checked every year if the water is corrosive or chloride rich To replace them remove the heating elements and unscrew them from the brackets The bypass pipe X Fig Z 8 is Inspected in the event of fault due to Its obstruction To inspect It remove the two rings W Fig 7 8 After routine or extraordinary maintenance we recommend filling its tank with water and draining it completely so as to remove any residual impurities Use only original spare parts supplied by the manufacturer s authorised service centres Safety valve Regularly check that the overpressure device Is not jammed or damaged If It is remove any scale or replace it If the device has a lever or knob operate it to drain the appliance if necessary check its operation from time to time USER INSTRUCTIONS l O CAUTION Observe all general warnings and safety ning of this text in full all such instructions are obligatory standards listed at the begln Advice for user Avoid positioning any objects and or appliances that could be damaged by water leaks beneath the water heater 23

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