Special Functions - Baxi LUNA3 COMFORT HT Gebrauchsanleitung Für Den Benutzer Und Installateur

3.7.1 PRE-HEAT FUNCTION
(only for instantaneous boilers)
The "pre-heat" function is used to optimise hot water comfort for an hour after a DHW demand is made. During this period, the
primary boiler circuit is kept at the set DHW temperature.
INFORMATION FOR FITTER
to enable this function, set hydraulic circuit parameter 651 = 4 (as indicated in section 19).
To change the preheat function status, proceed as follows:
HW PR = 0 pre-heat function disabled;
HW PR = 1 pre-heat function enabled;
HW PR = 2
pre-heat function enabled with weekly hot water programme as described in section 3.7.
This function is used to set two different ambient temperature values:
Economy / Comfort.
For the sake of simplicity, make sure ECONOMY is at a lower temperature than COMFORT.
To set the required ambient temperature, press
• "ECONM" indicates that ambient temperature is set to economy:
the display shows the symbol
• "COMFR" indicates that the ambient temperature is set to comfort:
the display shows the symbol
To temporarily change the ambient temperature, press
matic, as described below:
AUTOMATIC OPERATION (symbol on display
The ambient temperature setting depends on the time band (section 3.6). The ambient temperature is set to COMFORT
inside the time band while it is set to ECONOMY outside the time band.
Press to temporarily change ambient temperature (from COMFORT to ECONOMY and vice-versa) until the next set
time band change.
MANUAL OPERATION (symbol on display
Press and set the boiler to manual.
Press to change ambient temperature (from COMFORT to ECONOMY and vice-versa) until the next time the button
is pressed.
INSTRUCTIONS FOR USERS

4. SPECIAL FUNCTIONS

4.1 ECONOMY - COMFORT
:
;
;
+/-
)
)
52
or see section 4.3. This function can be manual or auto-
926.420.3 - EN