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(no valve moveent
possible)
Batteries are empty
Motor cannot be moved/
valve lift too short
Appendix
Change the bat-
►
teries
immedi-
ately.
Check the
►
mounting.
Check the cable
►
connection
tween the oper-
ating unit and the
drive unit.
Remove the dirt
►
from the radiator
valve, if neces-
sary.
Carry
out
►
manual
tation as describ-
ed on Page 26.
be-
the
adap-
31
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