LORCH ML Serie Instructivo De Servicio página 43

MIG/MAG welding torches ML/MW GRIP
8.1 Welding process
9 Putting out of operation
NOTICE
• Cable assemblies containing PVC hoses will start to leak if the return
coolant temperature is exceeded.
• Make sure not to exceed a return coolant temperature of 60°C.
• Switch on an extractor unit.
1 Open the shielding gas cylinder.
2 Switch on the power source.
3 Set the welding parameters.
4 Start welding.
NOTICE
• When putting the system out of operation, ensure that the procedures for
switching off each of the welding system components are observed.
• As liquid-cooled cable assemblies start to leak when they overheat, the
cooling unit should continue running for approx. 5 min. after welding.
1 Stop welding.
2 Wait until the shielding gas post-flow time has passed.
3 Close the shut-off-valve for the shielding gas supply.
4 Switch off the power source.
9 Putting out of operation
EN - 19