Würth POWERCUT 70S Traducción Del Manual De Instrucciones De Servicio Original página 28

The technics breakdown and analysis
No. Breakdown Analysis
The cutting current is too low
Work piece
The cutting speed is too rapid
1
is not cut
Torch electrode or nozzle is burn out
thoroughly
Cut thickness exceeds the limit of the cutter
Cutting Speed is too slow
Slag drop out
from the Cutting
2
Cutting Electrode or Nozzle is burnt
Mouth of Work
Piece
Cutting current is too high
Compressed gas is too low or too high
Electrode of cutting torch or nozzle is burnt
Pilot is not stable Connection between cutting cable and work piece
3
during operation is poor
Cutting speed is too slow
Input AC voltage is too low
Input compressed air pressure is too low or too high Adjust air pressure
Input compressed air flow is too low
Cutting speed is too quick
Material of work piece is not symmetry with the
thickness standard
Cutting thickness
Nozzle or electrode is burnt
4
is not up to the
Nozzle type is not right
rated standard
Cutting mouth is not vertical
Gas leak from the gas circuit, making the true cutting
flow is not enough
Input power supply is a bit low
Input or output lead is too thin or pressure is too big Widen down­lead
Nozzle or electrode is burnt
The installation position of nozzle and electrode is
Cut is a bit
not at the same axes
5
declining
Cutting speed is too high
Nozzle axes is not plumb with the plane
Cutting speed is too slow
Cut is too wide,
Torch's electrode or nozzle is burnt down
6
processing qual­
Cutting speed is too high
ity is poor
Type of nozzle is not right
7
Else
Solutions
Adjust 'Cutting thickness Mode Switch' to 'Thick Mode'
Slow down the cutting speed
Replace electrode or nozzle
Replace with high­power cutter
Accelerate cutting speed
Replace electrode or nozzle
Adjust cutting thickness mode to 'thin' mode
Adjust pressure
Replace electrode or nozzle
Connect firmly
Adjust speed
Adjust power supply or voltage
Adjust air flow
Slow cutting speed
Adjust
Replace nozzle or electrode
Replace with a suitable nozzle
Adjust cutting mouth angle
Examine and repair the gas circuit
Adjust the power supply
Replace nozzle or electrode
Install again correctively
Adjust cutting speed
Adjust the torch angle
Accelerate cutting speed
Replace electrode or nozzle
Adjust cutting thickness mode to "thin" mode
Replace with a suitable nozzle
Please contact with our company
28