
19
USA
9.1.4
Other faults in control unit
9.1.5
Faults when working with the applied part
Malfunction
Cause
Detection
Remedy
Control unit cannot be switched on.
No power to control unit
Control unit not connected to
mains power or not switched on
(power ON indicator dark, black
display)
Connect control unit to the main
power.
Switch on the control unit.
Fuses blown
Power ON indicator does not light
up, black display
Replace the fuses.
No coolant/irrigation fluid flow
Coolant/irrigation fluid container
empty
Coolant/irrigation fluid container
empty
Replace coolant/irrigation fluid con-
tainer
Tubing inserted incorrectly
Tubing inserted incorrectly
Insert tubing correctly.
Tubing leaking
Coolant/irrigation fluid is leaking
out
Replace tubing.
Spray nozzle blocked
Coolant and irrigation pump run-
ning.
Coolant/irrigation fluid is not
being delivered.
Replace spray nozzle.
Coolant and irrigation pump
motor defective
Coolant and irrigation pump not
running.
Replace the control unit.
Malfunction
Cause
Detection
Remedy
Applied part not recognized
Cable not connected to control
unit
Cable not connected to control
unit
Connect the cable to the control unit.
Connect the applied part to the motor
cable.
Cable defective
Cable defective
Replace motor cable.
Disconnecting/connecting the applied
part from/with the motor cable not
possible
(change from "On" to "Off" position
and vice versa)
Release button on the motor cable
is not released between connect-
ing/disconnecting and releas-
ing/locking the applied part
Coupling processes cannot be per-
formed
Release the release button on the
motor cable between connecting/dis-
connecting and releasing/locking the
applied part and activate again.
Motor coupling defective
Change the applied part or motor
cable.
Tool cannot be coupled/decoupled
ELAN 4 electro High speed: Auto-
matic tool lock blocked
High speed tool doesn't engage
Activate slider for tool release and
hold, then couple tool.
ELAN 4 electro High speed: Slider
for tool release locked
Applied part released for operation
("On" position)
Lock the applied part ("Off" position).
Incompatible tool
Wrong tool
Select an appropriate tool according
to the instructions for use of the
applied part.
Tool connection or coupling
deformed, defective
Tool is difficult to couple or cannot
be coupled
Use a new tool.
Replace the applied part.
Attachment for GA849 (craniotome)
cannot be coupled or uncoupled
Automatic attachment lock
blocked
Attachment doesn't engage
Pull back unlocking sleeve and hold,
then couple the attachment.
Unlocking sleeve blocked
Applied part released for operation
("On" position)
Lock the applied part ("Off" position).
Attachment coupling defective
Attachment is difficult to couple
or cannot be coupled
Use a new attachment.
Replace the applied part.
Attachment coupling is dirty
Clean the attachment or use a new
attachment.
Clean the applied part.
Pivotable dura protection GB947R is
difficult to turn
Pivotable dura protection is diffi-
cult to move
Bearing dirty or worn
Follow the instructions for use
(TA014438/TA014439) (reprocessing,
maintenance).
Change turnable dura guard.
Document No.: IFU - Version: 3.0 - Document ID: SOP-AIC-5001568 Date/Time Printed/Viewed: 2022-04-13 15:59 (CET)
Effective