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Use and maintenance manual DM-1215
Troubleshooting machine faults
PROBLEM
PROBABLE CAUSE
SOLUTION
The main switch does not work
Electrical supply
Check: phases, cables, plug,
socket.
Minimum voltage relay
Check that it is correctly sup-
plied and not burnt out.
Spindle motor will not turn
Electrical power supply
Check: the phases; the ca-
bles; the plug; the socket. Al-
so check that the motor con-
nections are in place.
Motor contactor
Check input and output phas-
es and check whether when
supplying A1 and A2 relay
the contactor closes.
Polarity change switch
Check input and output phas-
es
Head control lever mi-
croswitch
Check that it is functioning; if
broken, replace
Blade tensioning
If the blade is not correctly
tensioned to 60 Bar, the
pressure contact does not
close and the machine is in
EMERGENCY state
Blade protection cover
Check that the closure is cor-
rect and the limit stop
pressed
Current drop
Check connections on the
handgrip switch, the blade
protection limiter and the
pressure gauge on the blade
tensioner group
BMT not energised (Minimum
Tension Coil)
Electrical power supply
Check: the phases; the ca-
bles; the plug; the socket.
BMT Reset switch
Make sure that the minimum
tension coil is energised
when switch is turned from 0
to 1. If it is not, replace the
switch.
Emergency stop pushbutton
in
Make sure the emergency
stop button is released: turn
it clockwise through 1/4 of a
turn to release it.
Electropump is not working
Electrical supply
Check: phases, cables, plug,
socket and fuse no. 5 in the
electrical plant
No
−
return valve
Clean, if blocked replace
Filter
Clean
Summary of Contents for DM-1215
Page 1: ...USE AND MAINTENANCE MANUAL YEAR OF MANUFACTURE ______________ DM 1215 EN ...
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Page 57: ...6 11 56 Diagrams exploded views and replace F1 F2 F9 ...
Page 58: ...6 12 57 Use and maintenance manual DM 1215 S4 KSTO S8 S4 K01 ...
Page 59: ...6 13 58 Diagrams exploded views and replace KSTO KSTO RT4 ...
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Page 70: ...6 24 69 Use and maintenance manual DM 1215 ...
Page 71: ...6 25 70 Front flywheel assembly ...
Page 74: ...6 28 73 Use and maintenance manual DM 1215 Motor flywheel assembly ...
Page 77: ...6 31 76 Cutting head cover ...
Page 79: ...6 33 78 Vice assembly ...
Page 81: ...6 35 80 Base assembly ...
Page 83: ...6 37 82 Control panel ...
Page 85: ...6 39 84 Fixed work table and turntable ...
Page 88: ...6 42 87 Use and maintenance manual DM 1215 Cylinder unit ...
Page 90: ...6 44 89 Use and maintenance manual DM 1215 Laser and lamp group ...
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