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• An acoustic signal is generated, and “A1” is displayed.
• The valve operating mechanism fully retracts the control
pin to facilitate mounting.
• Now “A2” is displayed.
c) Mounting the valve operating mechanism
on the radiator
• Manually turn the coupling
nut to fasten the valve oper
ating mechanism on the valve
(“1” in the figure on the right
side). When using valves by
“Danfoss” mount one of the
adaptors enclosed on the
valve first. The figures on the
next page show the adaptors
that have to be used for each
valve. Additional adaptors
for other valves may be pur
chased separately.
• Briefly press the (2) key on the
valve operating mechanism
once (see figure on the right side).
• “A3” is displayed on the LC display of the valve operat
ing mechanism, and the valve is closed.
• On the display, the antenna symbol flashes and “0%” is
displayed.
• Close the battery compartment.
Please note:
If you have purchased the valve operating mechanism
separately (e.g. to use a second valve operating mecha
nism for one heating control), you have to set the num