Hartmann Tensoval duo control Instructions For Use Manual page 136

Error which has
occurred
Possible causes
Cuff does not inflate or
does not inflate fast
enough.
Moving during the
measuring procedure.
The pressure in cuff
exceeds 300 mmHg.
Therefore, an automatic
fall in pressure occurs.
Batteries are almost
dead. Only a few more
measurements are pos-
sible (approx. 30).
Batteries are dead and
have to be replaced.
138
Remedy
Air tube is not correctly
inserted into the device.
Check the correct posi-
tion of the red connector.
If this error occurs often,
use a new cuff.
Do not talk or move
during the measuring
procedure.
Please rest for at least a
minute and take the
measurement again.
Keep new batteries of
the same manufacture
handy (type AA LR06).
Insert new batteries of
the same manufacture
(type AA LR06).
However, please note
that the battery sign
which appears when the
device is turned on
together with all display
functions, and then goes
out again, does not pro-
vide an indication of the
battery charging level.