Code Faults
Description
Checking / solution
D31
COM.IOBL FAIL.
The IOBL function is no longer active Problem on the iSense Pro DIN module
4
If the IOBL function is not used, deactivate the IOBL
function in the menu
#CONFIGURATION
4
If the IOBL function is used, change the iSense Pro
DIN module and re-pair the peripherals (IOBL 3WV
module, Interscenario switch)
D50
DEF.COM.OTH
Break in communication between the
iSense Pro DIN module and the boiler
control panel.
4
Check the wiring between the iSense Pro DIN module
and the control panel
4
Check that the parameter
DIN CONFIG
in the
#SYSTEM
menu is set to
OTH+3WV
D51
DEF XX:SEE BOIL.
An error is displayed on the boiler
control panel.
4
Refer to the boiler's installation and service manual.
7.4.1.
Deletion of sensors from the memory in the
PCB
The configuration of the sensors is memorised by the PCB. If a
sensor fault appears whilst the corresponding sensor is not
connected or has been voluntarily removed, please delete the sensor
from the PCB memory.
4
Press key
?
repeatedly until
Do you want to delete this
sensor?
is displayed.
4
Select
YES
by turning the rotary button and press to confirm.
A defective outside temperature sensor cannot be deleted
from the SCU PCB.
7.4.2.
Deleting the IOBL 3WV modules from the
memory in the PCB
The configuration of the IOBL 3WV modules is memorised by the
PCB. If a
IOBL.3WV B DEF
or
IOBL.3WV C DEF
fault appears after
voluntary removal of a 3WV module, please delete the module from
the PCB memory.
4
Press key
?
repeatedly until
Do you want to delete this
module?
is displayed.
4
Select
YES
by turning the rotary button and press to confirm.
You have the option of removing a IOBL 3WV module from
the memory in the PCB:
4
Go to the menu
#NETWORK
and select
REMOVE
DEVICE
.
iSense Pro DIN - AD280
7. Troubleshooting
12/04/2011 - 300025649-001-B
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