Ariston abs vls evo pw 100 d [15/28] Maintenance regulations for competent person

the same characteristics (type H05VV-F 3x1.5 mm

, 8.5 mm in diameter. The power cord (H05 V VF 3x1.5

diameter 8.5 mm) must be positioned in the special seat in the back of the appliance until it reaches the

terminal (M Fig. 7 and 8) then lock the individual wires, tightening the appropriate screws. Secure the power

cord with the included cable clamp.

To disconnect the unit from the electrical supply use a bipolar, switch conforming to CEI-EN standards (con-

tact opening at least 3 mm, better if equipped with fuses).

The appliance must be earthed and the earth cable (which must be yellow-green and longer than that of the

(G Fig. 7 and 8).

Before starting up the appliance, check that the power rating matches that given on the appliance nameplate.

If the appliance is not supplied with a power supply cable, choose one of the following installation modes:

- connection to mains with a rigid pipe (if the appliance has no cable clamp); use a cable with a minimum 3x1.5

section;

, 8.5 mm in diameter) if the appliance is supplied with a cable

clamp.

Startup and commissioning

To do so, open the mains cock and the hot water tap until all the air has been vented from the boiler. Check

Fig. 5) and/or the rings (W Fig. 7 and 8).

Power the appliance by actuating the switch.

taneously for 5 seconds.

MAINTENANCE REGULATIONS (for competent person)

CAUTION Observe all general warnings and safety standards listed at the begin-

ning of this text in full; all such instructions are obligatory.

All maintenance operations and service visits should be performed by a competent person (who

have the skills required by the applicable norms in force).

Before calling your Technical Servicing Centre, check that the fault is not due to lack of water or power failure.

Emptying the appliance

The appliance must be emptied if it is to be left unused in premises subject to frost.

When necessary, empty the appliance as follows:

- disconnect the appliance from the electricity mains;

- turn off the domestic mains tap;

- turn on the hot water tap (wash basin or bathtub);

- open the drain valve B

Replacing parts

The electrical parts may be accessed by removing the cover (Fig. 7 and 8).

Intervene on the power board (Ref. Z) by disconnecting the cables (Ref. C, Y and P) and remove the screws.

Z). The display board is attached to the

A Fig. 4a) accessible from inside the lower cover.

A Fig. 4b) and release

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.

ve the bolts (C

anodes. During reassembly, make sure to restore the rod carrying sensors and the heating elements to the

is mounted in its position marked by the same writing.

42 15

Ariston abs vls evo pw 100 d [15/28] Maintenance regulations for competent person

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