22
GB
9
TROUBLE-SHOOTING
X.
X.X
TROUBLE
Possible reason
Elimination
1.
1.1
1.2
The display shows
at
13
Disconnected outside temperature sensor
at
5
Disconnected flow temperature sensor
Check whether the connection of sensor cable is correct.
Check the cable for damages.
Replace the cable or the sensor, if necessary.
Check whether the connection of sensor cable is correct.
Check the cable for damages.
Replace the cable or the sensor, if necessary..
2.
2.1
2.2
2.3
2.4
2.5
Incorrect flow temperature
Incorrect flow setting temperature
The displayed calculated temperature is not in
accordance with the regulation curve.
Too high flow temperature due to incorrectly con-
nected valve drive (reverse action)
Too low flow temperature due to incorrectly con-
nected valve drive (reverse action)
Incorrect selected operation mode
When ClimaticControl-HC operating in AUTO-
MATIC mode:
- incorrect programming of built-in or user pro-
gram
- incorrect setting of time / day of the week
Check if no offset are adjusted (
6.1
).
COMFORT and REDUCED temperature Offset.
Check the connection of the valve drive (
5.2
).
Check the connection of the valve drive (
5.2
).
Select the correct mode of operation.
- Check the factory program or the user program settings
and pay attention to the correct setting of COMFORT and
REDUCED temperature periods of operation.
- Check the setting of the time / day of the week.
3.
3.1
3.2
The pumps or the valve drive does not work
Cable connections reversed.
Pump connected to temperature limiter.
Check the electric connections (
5.2
).
- Check the electric connection (
5.2
).
- Check the maximum temperature setting of the TB.
- Check the ambient temperature of the TB. If necessary,
change its position.
- Check the TB operation. Replace it if necessary.
Remark:
Lock function
To prevent mistakes after installation, all critical parameters are not accessible any more after 4 hours power on. If
you want to modify these parameters, you must unplug and plug in controller. No settings are lost when unplug-
ging, or after a power failure.
After 4 hours you can still change all the other parameters to optimize your system.
Summary of Contents for MS12832
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