10 Troubleshooting
HSD S.p.A. © - 0110h00a.fm100713
113
10 Troubleshooting
BEFORE CARRYING OUT ANY OPERATIONS ON THE ELECTROSPINDLE,
READ AND IMPLEMENT ALL THE WARNINGS AND RECOMMENDATIONS
REGARDING SAFETY AND MAINTENANCE.
Problems Cause Remedy
The electrospindle
does not rotate:
No power supply: Check for the presence of mains voltage.
Check the connectors.
Check the integrity and continuity of the
electrical connections.
The tool holder is not
inserted:
Insert a tool holder.
The tool holder is not
inserted correctly:
See item "The tool holder is not coupled" in
this chapter.
The thermal switch
has tripped:
Wait for the electrospindle to cool down: the
thermal switch will reset automatically to
allow operation.
If the thermal switch trips frequently, consult
item "The electrospindle overheats" later in
this chapter.
The inverter protection
has tripped:
Consult the manual or contact the
manufacturer of the inverter.
Sensor S1
or sensor S4 (HSK
only) is disconnected
or faulty:
Check the connectors.
Check the integrity and continuity of the
electrical connections.
Regulate the sensor as described in section
8.4 “Replacement and adjustment of the
sensor unit”.
Replace the defective sensor as described in
section 8.4 “Replacement and adjustment of
the sensor unit”.
Rotation denied: Consult the manuals or the suppliers of the
machine, the numerical control and the
inverter that is connected to the
electrospindle.
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