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W H A T T O D O I F . . .
Problem/Display
Cause
The battery level is
flashes
B a T T
low
Batteries are empty
B a T T
(no valve movement
possible, no control,
valve open)
Window opened
o p e n
Weekly valve
c y c l
protection active
The operating unit is
e 2
not attached
Motor cannot be
e 3
moved
–
e 4
The radiator
The valve is not
remains hot
closing fully
The radiator is no
Controller defective
longer controlled
Settings are
–
completely
unsuitable
S E T T I N G T H E V A L V E S T R O K E
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.
f u l l
Activating the default stroke mode
1. Remove the operating unit, see "Installation".
2. Keep the
button pressed and slide the operating unit
PROG
onto the valve lantern as far as it will go.
3. Lock the operating unit.
is displayed.
D e f
Remedy
Replace the batteries as
soon as possible
Replace the batteries
immediately
Emergency operation
without operating unit
Reset the date and time
Close the window
Wait until the protective
programme has finished
Attach the operating unit
correctly
Check the installation. If
appropriate, remove dirt
Contact the Service
Check the installation
Check whether the valve
moves slowly
Activate full-stroke mode,
see "Setting the valve
stroke"
Check whether the valve
moves slowly
Emergency operation
without operating unit
Replace the controller
completely
Restore the factory settings
and then reprogram
E M E R G E N C Y O P E R A T I O N W I T H O U T O P E R A T I N G
U N I T
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
D I S P O S A L
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!
T E C H N I C A L D A T A
Protection class
Ambient temperature
Storage temperature
Humidity
Dimensions (L x W x H)
CE standards
Power supply (batteries)
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
8
CEHR
IP30
0°C ... +50°C
–20°C ... +70°C
5 ... 95% rel. humidity
98 x 63 x 65 mm
EN 61000-6-3
EN 61000-6-1
2 x LR6AA (Mignon)
1.5 V
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