CEHR
8
Problem/Display Cause Remedy
flashes
The battery level is
low
Replace the batteries as
soon as possible
Batteries are empty
(no valve movement
possible, no control,
valve open)
Replace the batteries
immediately
Emergency operation
without operating unit
Reset the date and time
Window opened Close the window
Weekly valve
protection active
Wait until the protective
programme has finished
The operating unit is
not attached
Attach the operating unit
correctly
Motor cannot be
moved
Check the installation. If
appropriate, remove dirt
– Contact the Service
The radiator
remains hot
The valve is not
closing fully
Check the installation
Check whether the valve
moves slowly
Activate full-stroke mode,
see "Setting the valve
stroke"
The radiator is no
longer controlled
Controller defective Check whether the valve
moves slowly
Emergency operation
without operating unit
Replace the controller
completely
Settings are
completely
unsuitable
– Restore the factory settings
and then reprogram
The CEHR operates with a factory setting with the optimum
valve lift that is required for heating temperature control.
If the entire valve stroke is to be used or if the valve does not
close completely, activate the full-stroke mode.
The battery life is reduced in the full-stroke operating mode.
Activating the full valve stroke
1. Remove the operating unit, see "Installation".
2. Keep the
button pressed and slide the operating unit
onto the valve lantern as far as it will go.
3. Put on and lock the operating unit.
is displayed.
Activating the default stroke mode
1. Remove the operating unit, see "Installation".
2. Keep the
PROG
button pressed and slide the operating unit
onto the valve lantern as far as it will go.
3. Lock the operating unit.
is displayed.
1. Remove the operating unit
from the valve lantern, see
"Installation".
2. Operate the radiator valve
by hand using the
adjustment dial on the
valve lantern.
Higher temperature: +, turn
anticlockwise
Lower temperature: –, turn
clockwise
The WEEE directive 2002/96 EC (Waste Electrical and
Electronic Equipment) requires:
At the end of the product life dispose of the
packaging and product in a corresponding
recycling centre.
Do not dispose of the product with the usual
domestic waste!
Do not burn the product!
Protection class IP30
Ambient temperature 0°C ... +50°C
Storage temperature –20°C ... +70°C
Humidity 5 … 95% rel. humidity
Dimensions (L x W x H) 98 x 63 x 65 mm
CE standards EN 61000-6-3
EN 61000-6-1
Power supply (batteries) 2 x LR6AA (Mignon)
1.5 V
COSMO GmbH
Brandstücken 31
22459 Hamburg
www.cosmo-info.de
All the figure, product, dimension and type specifications apply
for the time of printing. The right is reserved to make
modifications. Model and product claims cannot be asserted.
Installation and Operating Instructions
CEHR Radiator Controller/50061736-002/© COSMO GmbH
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