10
EN
BLUEHELIX 25K 50
5. TECHNICAL DATA AND CHARACTERISTICS
Table. 11 - Key of figures cap. 5
5.1 Dimensions and connections
fig. 30 - Dimensions and connections
5.2 General view and main components
fig. 31 - Front view
F39
External probe fault
Probe damaged or wiring
shorted
Check the wiring or replace the sen-
sor
Probe disconnected after
activating the sliding
temperature
Reconnect the external probe or dis-
able the sliding temperature
Sensor positioning
Check the correct positioning and
operation of the heating sensor
A42
Heating sensor fault
Sensor damaged
Replace the sensor
F43
Exchanger protection
activation.
No system H
2
O circula-
tion
Check the circulating pump
Air in the system
Vent the system
F52
Heating sensor fault
Sensor damaged
Replace the sensor
A61
Controller
ABM03
&
fault
Controller
ABM03
&
inter-
nal error
Check the earth connection and
replace the controller if necessary.
A62
No communication
between controller and
gas valve
Controller not connected
Connect the controller to the gas
valve
Valve damaged
Replace the valve
A63
F64
A65
F66
Controller
ABM03
&
fault
Controller
ABM03
&
inter-
nal error
Check the earth connection and
replace the controller if necessary.
A23
A24
F20
F21
A26
F40
F47
Card parameter fault
Wrong card parameter
setting
Check the card parameter and mod-
ify it if necessary.
7
Gas inlet
139
Remote timer control (optional)
10
System delivery
154
Condensate drain pipe
11
System return
180
Hot water tank
14a
DHW safety valve
186
Return sensor
14b
System safety valve
191
Fume temperature sensor
16
Fan
193
Trap
32
Heating circulating pump
197
Manual vent
36
Automatic air vent
209
Hot water tank delivery
40
DHW expansion tank
210
Hot water tank return
44
Gas valve
232
DHW safety valve
56
Expansion tank
233
Hot water tank drain cock
72
Room thermostat (not supplied)
243
Hot water tank temperature sensor
81
Ionisation/ignition electrode
256
Modulating heating circulating pump signal
95
Diverter valve
278
Double sensor ( Heating)
104
Fuse
350
Fan/Burner assembly
114
Water pressure switch
A
ON/OFF switch (configurable)
138
External probe (optional)
Fault code
Fault
Possible cause
Cure
800
600
776
75
Ø
120/130
283
306
A41
A44
Heating sensor detached
from pipe
E
D
cod. 3541F704 - Rev. 00 - 12/2018