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Parameter setting – the service mode
Holding OK button for more than 3 seconds enters the service mode where you
can review and change the parameters. It is indicated by slow flashing of the room
thermostat indicator. You can look through parameters with < and > arrow buttons.
After choosing the desired parameter you can enter the parameter setting mode
which is indicated by this value flashing. The change of the value will occur after
pressing – or + button. Pressing OK button will confirm the changes. After that the
controller allows choosing another parameter with < > buttons. If you do not want to
change the parameter value with the < or > button we choose [End] and pres OK or
wait for 1 minute – the controller will exit the service mode and will start indicating
the temperature of the water in the boiler.
Table 2. Service parameters list
Display
Parameter
Min
Max Step
Factory
defaults
∏
100
Fan max work power or max power when
∏
r 0-10
50
100 10%
100
∏
r 1
automatic fan speed control and time of
fan start
--,0
10
1
1
∏
n 5
Fan work time
--,5
60
1s
5
∏
u 6
Fan pause time
1
99
1min
6
P 40
Central heating pup launch temperature
30
70
1˚C
40
Ph 2
Central heating pup launch hysteresis
1
10
1˚C
2
Pc 2
Pause time of central heating pump with
30 sec. work periods
--,1
99
1min
2
u 50
Tap hot water desired temperature
30
60
1˚C
50
uh 5
hot water heating hysteresis
1
9
1˚C
5
ur 0
No hot water-0, hot water priority-1, no
hot water priority-2, mixing pump-3
0
2
1
0
L 40
Minimum boiler temperature
30
65
1˚C
40
H 90
Maximum boiler temperature
80
90
1˚C
90
h 5
Boiler temperature hysteresis
1
10
1˚C
5
A 99
Boiler overheating temperature
90
99
1˚C
99
Fd60
Fuel shortage testing time with burning,
increase by 5˚C
1
99
1min
60
Fb30
Fuel shortage testing time in WORK
mode and burning out.
1
99
1min
30
Ar 0
Additional output: 0-FUEL, 1-ALARM, 2-
MIX
0
2
1
0
Prod
Return to factory defaults after pressing
OK
outP
Central heating pump output testing,
press OK - launch
outP out1
out
∏
Fan output testing, press OK - launch
out
∏
out2
outr
Oil boiler launch output testing, press OK
outr
out3
