19 800 0002 12.2020
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Trouble shooting
6 Trouble shooting
Tab. 6-1 Trouble-shooting
Fault description Possible cause Corrective actions
No pulse emitted 1. Leaks in hand-
piece hose or
hose not properly
connected
2. Guide tube in-
stalled the wrong
way round
3. Projectile miss-
ing, projectile is
blocked
4. Compressor de-
fective
5. Trigger butt
on
defective
1. Have the connection checked
and replaced, if necessary
2. Dismantle the handpiece, turn
the guide tube around
3. Dismantle the handpiece, check
the projectile
4. Send in device or inform Service
5. Send in device or inform Service
Display does not re-
spond
Display is dark
Device is not
switched on
Device defective
• Check mains cable and switch
device on
• Send in device or inform Service
Handpiece rattles
when pulse is trig-
gered
D20 pulse transmit-
ter screw caps are
loose
• Check pulse transmitter screw
caps and secure tightly
Trigger button does
not function
• Send in device or inform Service
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