Trouble Shooting - Dreve Drufosmart Mode D'emploi

14. Trouble shooting

Problem
Unit does not work
Main breaker on,
electronics show no
function
Piston cannot move
downwards
Piston has moved
downwards,
unit does not take over
self-maintenance
Piston does not
move upwards
Cause
Power line is not correct
Main breaker is off
Miniature fuse is defect
Electronics are out
of order
Heating is not swivelled
outwards
Minimum pressure
of 2 bars has not been
reached
Electronics are out
of order
Unit is not connected
to compressed air
Wrong operation of
push button
Contact pressure has
not been relieved
Final switch is defect
Magnet valve or
electronics are defect
Aid
Control power supply
Switch on main breaker
Check miniature fuse
and exchange it,
if necessary
Electronics have to be
exchanged by an expert
Swivel heating outwards
Hold escapement for
longer, see working
instructions
Electronics have to be
checked by an expert
Connect unit to
compressed air
Pull push button
for 3 sec.
Relieve contact
pressure, see working
instructions
Final switch has to be
exchanged by an expert
Unit has to be
controlled by an expert
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