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Eliminating faults or malfunctions
Eliminating faults or malfunctions
Characteristic
The DPG cannot be
switched on
The DPG switches off
during use
The DPG does not
display a zero value
The LEDs are
functioning but the
acoustic signal is not
Incorrect
measurement results
in "First Peak" mode
90
Possible cause
The batteries are spent.
The batteries are spent.
An excessively high torque
has been applied.
The selected mode does
not support the acoustic
signal.
Incorrect handling during
the test procedure
Remedy
Exchange the spent
batteries/rechargeable
batteries for full ones of the
same type, see Page 69.
or
Connect the power supply
unit, see Page 68.
Exchange the spent
batteries/rechargeable
batteries for full ones of the
same type, see Page 69.
or
Connect the power supply
unit, see Page 68.
Switch the DPG off and on
again without applying a
torque.
If the DPG still displays a
torque value, send the
DPG to STAHLWILLE
service.
The acoustic signal is only
sounded in "Peak" and
"First Peak" modes.
Make sure that the wrench
is turned carefully and
evenly until it triggers.
If the torque wrench trigger
feels too "soft", set "Peak"
mode.
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