Tweco SC-3000 - Manual (Page 65)

SC-3000
Manual 0-5100 5-3 SERVICE
Fault Indication Effect Cause Correction
Weight compensation
No initial position
finding
1.The hose of the torch pulls
upwards
1. Loosen the attachment of the hose
2.Setting of weight
compensation too strong
2. Turn knob at Linear Drive counter
clockwise.
Check of the weight compensation
described in chapter 4.
3. Switch of initial position
finding
3. Contact authorized service center for
repair or replacement
ARC Voltage
No finding of initial
position
Arc voltage is missed at
Interface
Check the connection between plasma
source and Interface..
Collision
Linear Drive moves
to upper reference
position
Collision protection was
active Torch moved against
a barrier
Eliminate the barrier.
Increase retract position if necessary.
Overload No Movement
1. Load too much 1. Check the load
2. Motor Amplifier faulty 2. Contact authorized service center for
repair or replacement
3. Motor faulty 3. Contact authorized service center for
repair or replacement
Motor cables interchanged
After power on the
torch lifter moves
downwards instead of
upwards.
Motor cables interchanged Interchange motor connectors at pcb-board
Encoder
Torch lifter moves to
limit switch
Encoder or cable connection
faulty
Check the cables and connectors