Ariston 47-116-35 Instructies voor installatie en onderhoud - Pagina 15

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2.10.

CCESSORY

. 2.9

IMPORTANT!!

Only remove the links from SP and TA if they are to be

connected to external controls.

CN6

. 2.11

ONNECTION

. 2.10

IMPORTANT!!

Before carrying out any repairs to the appliance always

ensure that the external power supply has been isolated.

The boiler will remain live even when the ON/OFF knob is

in the "O"(off) position.

In order to gain access to the external control connections, it is

first necessary to remove the casing (as shown in Section 3.2)

then proceed as follows:

1. Remove the cover of the main PCB box (F

2. Access can now be gained to the following connector (see

Section 2.11):

CN10 - Safety thermostat for underfoor heating

CN 9 - Room Thermostat

CN 11 - Time clock

CN 6 - Interface PCB

CONNECTION OF ROOM THERMOSTAT OR EXTERNAL

TIME CLOCK

a. - Insert the thermostat cable through the cable grommet and

fasten it by means of the cable-clamp provided.

b. - Connect the thermostat wires to the terminal block

CN9 (Fig. 2.12 - Diagram A).

c.- If a remote time clock is to be fitted, disconnect the

integral time clock from the P.C.B. CN11

d. - Using a volt-free switching time clock, connect the

switching wires from the time clock following points 1-4

above (Fig. 2.12 - Diagram B).

e. - If using an external time clock and room thermostat,

these must be connected in series as points 1-7 above

(Fig. 2.12 - Diagram C).

CONNECTION OF INTERFACE PCB (optional)

The Interface PCB allows for the connection of:

REMOTE CONTROL - Clima Manager

External sensor

Secondaty outlet (*)

(

) = The secondary outlet can be used for the connection of the

following accessories:

- Zone valve

- LPG valve

- Secondary Pump

When connecting one of the above accessories it is

necessary to modify the E E parameter on the Parameter

Menu (see Section 3.6.1)

2.9).

. 2.12