Kemppi KempArc Pulse 350 User Manual

EN
6. BASIC TROUBLESHOOTING
NOTE! The problems listed and the possible causes are not denitive, but serve to suggest some
standard and typical situations that may present during normal environmental use when using
the MIG/MAG process with KempArc Pulse.
Problem Check the following
Machine won’t work? • Check mains plug is connected
• Check mains power distribution is switched on
• Check the mains fuse and or circuit breaker
• Check power source 0/I switch is ON
• Check interconnection cable set and connectors between the power source and
wire feed unit are correctly fastened. See the manual schematic
• Check earth return lead is connected
• Check function panels are switched on – Orange buttons top left, long press.
Dirty, poor quality weld? • Check shielding gas supply
• Check and set gas ow rate
• Check gas type for application
• Check gun/electrode polarity. Example: Fe solid ller wire: Earth return should be
connected to the – pole, wire feed unit to the + pole connector
• Check correct welding curve selected
• Check correct Channel (job) number selected on KF 62 function panel
• Check power supply – Phase down?
Variable welding performance? • Check wire feed mechanism is correctly adjusted
• Check correct drive rolls are tted
• Check wire spool overrun tension is correctly adjusted
• Check gun liner is not blocked. Replace if necessary
• Check correct gun liner is tted for the ller wire size and type
• Check contact tip for size, type and wear
• Check gun is not over heating in application
• Check cable connections and earth return clamp
• Check welding parametre settings.
Filler wire won’t feed? • Check wire feed mechanism. Pressure arms are closed? Close and adjust
• Check welding gun switch function.
• Check euro gun collar is correctly fastened to euro block
• Check gun liner is not blocked
• Check contact tip, size, type, wear
• Check and try alternative gun.
High spatter volume? • Check welding parametre values
• Check inductance/Dynamics values
• •Checkcablecompensationvalueiflongcablesaretted
• Check gas type and ow
• Check welding polarity – cable connections
• Check ller material selection
• Check correct welding curve selected
• Check correct Channel (job) number selection
• Check ller wire delivery system
• Check power supply – 3 x phase present?
NOTE! Many of these checks may be carried out by the operator. However certain checks relating to
mains power must be completed by an authorised trained electrician.
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KempArc Pulse 350, 450 / © Kemppi Oy / 1044

Kemppi KempArc Pulse 350 Specifications

General

Brand	Kemppi
Model	KempArc Pulse 350
Category	Welding System
Language	English