Ariston HS C 24 FF NG Benutzerhandbuch - Seite 13

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Switching off the boiler

To switch off the boiler press the ON/OFF button

will switch off.

The Anti-frost Function is allready active.

ATTENTION!!

Switch off the boiler completely by switching the exter-

nal electrical switch to the OFF position. Shut off the gas

valve.

Appliance shut-off conditions

The boiler is protected from malfunctions by means of internal

, the display

checks performed by the electronic P.C.B., which stops the

boiler from operating if necessary. In the event of the boiler

being shut off in this manner, a code appears on the control

panel display which refers to the type of shut-off and the

reason behind it.

Two types of shut-off may occur:

Safety shut-off

This type of error is "volatile", which

means that the boiler starts up

again automatically as soon as the

problem which caused the shut-off

is removed; Err" and the error code

(e.g. Err/110) ) flash on the display

and the

In fact, soon as the cause of the shut-off disappears, the boiler

starts up again and continues to operate normally.

If the boiler still indicates a safety shut-off, switch it off. Make

sure the external electric switch is in the OFF position, shut off

the gas valve and contact a qualified technician.

Safety shut-off due to insufficient water pressure

If the water pressure inside the

heating circuit is insufficient, the

boiler will perform a safety shut-off.

Code 108 (e.g. Err/108) will appear

on the display, in addition to the

symbol. The system may be

restarted, re-balancing the value, by

using the filling procedure - see note

If the re-balancing request is performed on a frequent basis,

switch the boiler off, bring the external electric switch to the

OFF position, shut off the gas valve and contact a qualified

technician to check for any leaks of water.

NOTE 1 - FILLING PROCEDURE

TO RESTORE THE CORRECT PRESSURE OPEN

THE FILLING VALVE (POSITIONED IN THE BOTTOM

OF THE BOILER) AND PRESS THE MODE BUTTON

FOR 5 SECONDS. THE DISPLAY SHOWS "P".

WHEN THE PRESSURE GAUGE INDICATES A

PRESSURE BETWEEN 0.6 AND 1.5 BAR, CLOSE THE

FILLING VALVE AND PRESS THE MODE BUTTON.

THE DISPLAY RETURNS TO NORMAL VIEW.

USER'S MANUAL

symbol appears.