Baxi PRIME HT 240 Installers And Users Instructions page 17

QAA73: parameters which can be set by the installer (service)
By pressing the two PROG buttons together for at least three seconds it is possible to access the list of parameters that
the installer can display and/or set.
Press either of these buttons to change the parameter to display or change.
Press the [+] or [-] key to change the value displayed.
Press either of the PROG buttons again to save the change.
Press the information button (i) to quit programming.
Here follows a list of the most commonly used parameters:
Line no. Parameter
70 HC1 gradient
Selection of central heating circuit temperature curve "kt"
72 HC1 max. output
Central heating system maximum output temperature
74 Type of building
75 Room compensation
Activation/deactivation of the influence of the room
temperature. If it is deactivated, the outdoor temperature
sensor must be installed.
77 Automatic adaptation of the temperature curve "kt" in
relation to the room temperature.
78 Opt Start Max
Maximum time the boiler is switched on ahead of the ti-
med program to optimise the temperature in the premises.
79 Opt Stop Max
Maximum time the boiler is switched off ahead of the ti-
med program to optimise the temperature in the premises.
90 DHW Red Setp
Minimum temperature of the domestic domestic hot water
91 DHW program
Selection of the type of timed program for domestic hot
water.
24 h/day
PROG HC-1h = as HC1 central heating program less
one hour
PROG HC = as central heating program
PROG ACS = specific domestic hot water program
= always on
(see also program lines 30-36)
INSTRUCTIONS FOR THE INSTALLER
Default value
Range
2.5...40
25...80
Light, Heavy
on HC1
On HC1
on HC2
on HC1+HC2
nil
On - off
0...360 min
0...360 min
10 or 35
10 or 35...58
24 h/day
24 h/day
TSP HC-1h
TSP HC
TSP DHW
17
15
80
Light
On
0
0