Troubleshooting
Logamatic EMS – 6 720 801 387 (2011/05)
56
10
A11 804 Internal
error
Heating system is in
emergency mode.
Internal runtime error
in the RC35.
B
RC35Replace .
A11 806 Room
temperature
sensor is
defect.
Since the actual room
temperature is missing,
the following cannot
function:
• Room influence (for
weather-compensated
control)
• Switching point
optimisation
With room temperature
compensated control it is
controlled to maximum
HKx temperature.
Faulty integral
temperature sensor
on the heating
circuit's
programming unit /
remote control unit.
B
Replace the
remote control
unit.
A11 816 No
communicati
on with
RC35.
RC20/RF unable to
transmit data to RC35.
Therefore no room
temperature
compensated control
possible for heating
circuit.
RC20/RF has
incorrect address.
B
Check the
address
(parameter P1) in
RC20/RF.
RC35 not installed or
incorrectly
connected.
B
Check RC35
connection.
A12 815 Low loss
header
sensor
faulty.
This may result in the
following heating circuits
receiving insufficient
heat.
Temperature sensor
is incorrectly
connected or
fitted.Breakage or
short circuit in the
sensor
lead.Temperature
sensor faulty.
B
Check sensor
connection and
sensor lead.
B
Check sensor
mounting.
B
Compare
resistance values
with the sensor
curve.
A12 816 No
communicati
on with
separator
module.
Heating circuit pump for
heating circuit 1 is
permanently activated.
WM10 or BUS cable
incorrectly
connected or
faulty.RC35 does not
recognise WM10.
B
Check terminals
on WM10 and
check bus cable.
B
WM10Replace .
SC
FC Error display
Effect on control
characteristics
Possible cause
Remedy
Table 23 Fault table
Содержание Logamatic EMS RC35
Страница 63: ...Logamatic EMS 6 720 801 387 2011 05 63 Notes ...