Code
Display text Description
Adjustment range
Subme
nu
280
350
430
500
570
650
GP008
Fan RPM
Min
Minimum fan speed during
Central H Domes
tic Hot Water mode
900 - 8500 Rpm
Gas
fired ap
pliance
GVC
Pneu
matic
1400 1550 950
1050 1100 1050
GP009
Fan RPM
Start
Fan speed at appliance
start
900 - 5000 Rpm
Gas
fired ap
pliance
GVC
Pneu
matic
2500 2500 1300 1400 1400 1400
GP010
GPS Check Gas Pressure Switch
check on/off
0 = No
1 = Yes
Gas
fired ap
pliance
1
1
1
1
1
1
GP021
Temp diff
Modulating
Modulate back when delta
temperature is large then
this treshold
5 - 25 °C
Gas
fired ap
pliance
25
25
25
25
25
25
PP015
CH Pump
postrun time
Central heating pump post
run time
1 - 99 Min
Gas
fired ap
pliance
3
3
3
3
3
3
PP016
Max. CH
pump speed
Maximum central heating
pump speed (%)
20 - 100 %
Gas
fired ap
pliance
100
100
100
100
100
100
PP018
Min CH
pump speed
Minimum central heating
pump speed (%)
20 - 100 %
Gas
fired ap
pliance
20
20
20
20
20
20
PP023
CH Hystere
sis
Temperature hysteresis
for the generator to start
on central heating
1 - 25 °C
Gas
fired ap
pliance
10
10
10
10
10
10
Tab.82 Navigation for advanced installer level
Level
Menu path
Advanced installer
> Installation Setup > CU-GH > Submenu
> Parameters, counters, signals > Adv. Parameters
(1) See the column "Submenu" in the following table for the correct navigation. The parameters are grouped in specific functionalities.
Tab.83 Factory settings at advanced installer level
Code
Display text Description
Adjustment range
Subme
nu
280
350
430
500
570
650
AP002
Manual
Heat De
mand
Enable manual heat de
mand function
0 = Off
1 = With setpoint
2 = TOutdoor Con
trol
Gas
fired ap
pliance
0
0
0
0
0
0
AP004
Hydr Valve
Wait Time
Heat generator wait time
to open the hydraulic valve
0 - 255 Sec
Gas
fired ap
pliance
0
0
0
0
0
0
AP026
Setpoint
manual HD
Flow temperature setpoint
for manual heat demand
7 - 90 °C
Gas
fired ap
pliance
40
40
40
40
40
40
AP063
Max CH
flow setpoint
Maximum central heating
flow temperature setpoint
20 - 90 °C
Gas
fired ap
pliance
90
90
90
90
90
90
AP102
Boiler Pump
function
Configuration of the boiler
pump as zone pump or
system pump (feed low
loss header)
0 = No
1 = Yes
Gas
fired ap
pliance
0
0
0
0
0
0
10 Settings
94
C 340 / C 640
7762666 - v.02 - 29092020
