Ariston CLAS HE Series Installation And Servicing Instruction page 35

description
2 4 BOILER PARAMETER - PART 2
2 4 0
NOT PRESENT
2 4 1
NOT PRESENT
2 4 2 NOT PRESENT
2 4 3 Post-ventilation after heating request
2 4 4 Time delay after heating temperature increase
This parameter allows the time delay to be set before automatic increase of the flow temperature calculated in increments of 4°C (max 1°C). If this
parameter retains the value 00, this function is not active.
2 4 5 Heat control with timer authorisation
2 4 6 Setting flow ∆T between day and night
2 4 7 Device indicator for heating circuit pressure
2 4 8 NOT PRESENT
2 5 DOMESTIC HOT WATER PARAMETER
2 5 0 COMFORT function
The appliance allows the hot water heating comfort to be increased via the "COMFORT" function.
This function keeps the secondary exchanger temperature stable when the boiler is not in use. When the function is active,
the display shows COMFORT
Note: this function can be activated and deactivated by pressing the COMFORT button
2 5 2 Hot water flow delay
2 5 3 Extinction of the burner in domestic hot water
2 5 4 Post-circulation and post-ventilation after a
domestic hot water draw-off
2 5 5 Domestic hot water timer
2 9 AUTOMATICALLY RESETTING TO THE DEFAULT
SETTINGS IN MENU 2
settings - adjustment - problem identification menus
value
0 = OFF
1 = ON
from 0 to 60 minutes
0 = OFF
1 = ON
from 0 to 10 °C
0 = temperature sensor only
1 = pressure switch at mini-
mum
 = pressure sensor
0 = deactivated
1 = timed
 = always on
from 5 to 00 (0.5 to 0
seconds)
0 = anti-scale (stop at > 67°C)
1 = + 4°C /setting
0 = OFF
1 = ON
OFF = 3 minutes post-circulation and post-ventilation after domestic hot water
draw-off if the boiler temperature measured requires it.
ON = always on for 3 minutes post-circulation and post-ventilation after domestic
hot water draw-off.
from 0 to 60 minutes
Reset
OK = yes
ESC = no
0
16 activated only with thermostat On/Off and
heating control activated (parameter 41 or 51
= 01
0 If active, deactivate the Auto function
If active, set parameter 46
0 Displayed only if heating control with timer
activated - parameter 46
1 RESERVED FOR TECHNICAL ASSISTANCE Only if the
PCB is changed
0 Timer = activated for 30 minutes after domestic
hot water draw-off
5 Anti "water hammering"
0
0
0
To reset all default parameter settings, press the
MENU button
35