8
TURNING ON THE BOILER
The boiler is switched-on by means of the light General switch located on the
left of the display in the instrument panel of the boiler. Pressing the switch
upward to the ON position, it will light in the presence of single-phase supply
(230V-50 Hz). Then, it shall be pressed the ON-OFF (
J7
) on the keypad to
switch the power from stand-by to the operating position; the display will light
up of blue and will appear various symbols signaling function /faults etc.
At this point it shall be chosen the mode of operation, summer or winter
operation.
TEMPERATURE VARIATION OF THE HEATING CIRCUIT
When the apparatus has been set with the snow symbol (
C
C
C
C
) for the wintry
functioning, you can change the maximum temperature of heating circuit
pressing one of the two keys with the radiator symbol located on the left of the
display (J2 and J3 keys).
The key with the symbol of the
I
+
(J2), increases the temperature, and
the key with the symbol of the
I
-
(J3), decreases the temperature.
ON-OFF KEY
Display Simbols
The ON/OFF key (J7), in addition to put the
boiler in stand-by mode, allows to reset
(unlock) the apparatus in case of high
temperature lock.
If the lock would be caused by lack of water
pressure alarm, the recovery will be
automatic after that the hydric pressure will
be restored at the minimum operating level
(0,8 bar) by means of the opening and the closure of the charging tap placed under the
boiler (black handle).
The display has several symbols, signaling in addition to operation modes, also the
various alarm or system displays:
Summary of Contents for ELEKTRA
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Page 14: ...13 TRIAC Connection scheme ...
