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Rectifying faults 

Checklist for rectifying faults 

 

099-002057-EW501 

04.03.2019

 

37

 

 

Rectifying faults 

All products are subject to rigorous production checks and final checks. If, despite this, something fails to 
work at any time, please check the product using the following flowchart. If none of the fault rectification 
procedures described leads to the correct functioning of the product, please inform your authorised 
dealer. 

 

7.1 

Checklist for rectifying faults 

The correct machine equipment for the material and process gas in use is a fundamental 
requirement for perfect operation! 

 

Legend 

Symbol 

Description 

 

 

Fault/Cause 

 

 

Remedy 

 

Excess temperature signal light illuminates 

  Excess temperature, welding machine 

 

Allow the machine to cool down whilst still switched on 

 

Functional errors 

  All machine control signal lights are illuminated after switching on 

  No machine control signal light is illuminated after switching on 

  No welding power 

 

Phase failure > check mains connection (fuses) 

  Connection problems 

 

Make control lead connections and check that they are fitted correctly. 

   Loose welding current connections 

 

Tighten power connections on the torch and/or on the workpiece 

 

Tighten contact tip correctly 

 

Содержание Pico 220 cel puls vrd

Страница 1: ...Operating instructions EN Welding machine Pico 220 cel puls Pico 220 cel puls vrd AUS Pico 220 cel puls vrd RU 099 002057 EW501 Observe additional system documents 04 03 2019...

Страница 2: ...uthorised sales partners can be found at www ewm group com en specialist dealers Liability relating to the operation of this equipment is restricted solely to the function of the equipment No other fo...

Страница 3: ...ting elements 17 5 Design and function 19 5 1 Transport and installation 19 5 1 1 Machine cooling 19 5 1 2 Workpiece lead general 19 5 1 3 Ambient conditions 19 5 1 3 1 In operation 19 5 1 3 2 Transpo...

Страница 4: ...6 3 1 Daily maintenance tasks 35 6 3 2 Monthly maintenance tasks 35 6 3 3 Annual test inspection and testing during operation 35 6 4 Disposing of equipment 36 7 Rectifying faults 37 7 1 Checklist for...

Страница 5: ...serious and even fatal injuries Safety notes include the WARNING keyword in the heading with a general warning symbol The hazard is also highlighted using a symbol in the page margin CAUTION Working o...

Страница 6: ...ignal light flashes green Output Signal light lights up in red Time representation e g wait 4 s actuate Signal light flashes red Interruption in the menu display other setting options possible Tool no...

Страница 7: ...For your safety Part of the complete documentation 099 002057 EW501 04 03 2019 7 Item Documentation A 1 Power source A 2 Remote control A 3 Welding torch A Complete documentation...

Страница 8: ...en taking individual power sources out of operation all mains and welding current leads must be safely disconnected from the welding system as a whole Hazard due to reverse polarity voltage Do not int...

Страница 9: ...re hazard Due to the high temperatures sparks glowing parts and hot slag that occur during welding there is a risk of flames Be watchful of potential sources of fire in the working area Do not carry a...

Страница 10: ...s specified in the standard The user is responsible for any interference caused by welding In order to evaluate any possible problems with electromagnetic compatibility in the surrounding area the use...

Страница 11: ...ne as per IEC 60974 4 The manufacturer s warranty becomes void if non genuine parts are used Only use system components and options power sources welding torches electrode holders remote controls spar...

Страница 12: ...sport the machine on level solid ground Secure add on parts using suitable equipment Risk of accidents due to incorrectly installed leads Incorrectly installed leads mains control and welding leads or...

Страница 13: ...testing at www ewm group com 3 3 2 Declaration of Conformity The labelled product complies with the following EC directives in terms of its design and construction Low Voltage Directive LVD Electromag...

Страница 14: ...3 5 Calibration Validation We hereby confirm that this product was tested with calibrated measuring equipment according to the applicable standards IEC EN 60974 ISO EN 17662 EN 50504 and complies wit...

Страница 15: ...hapter 2 Machine control see 4 3 chapter 3 Connection socket welding current TIG Welding current lead connection for TIG welding torch MMA Electrode holder or workpiece lead connection 4 Connection so...

Страница 16: ...escription quick overview Rear view 16 099 002057 EW501 04 03 2019 4 2 Rear view Figure 4 2 Item Symbol Description 0 1 Main switch machine on off 2 Cooling air inlet 3 Mains connection cable see 5 1...

Страница 17: ...Machine description quick overview Machine control Operating elements 099 002057 EW501 04 03 2019 17 4 3 Machine control Operating elements Figure 4 3...

Страница 18: ...ameters button This button is used to select the welding parameters depending on the welding process and operating mode used 8 AMP Main current signal light Imin to Imax 1 A increments 9 Pulse welding...

Страница 19: ...en touched Check welding current connections on a daily basis and lock by turning to the right when necessary Clean workpiece connection thoroughly and secure properly Do not use structural parts of t...

Страница 20: ...rten the strap s loops must be inched in the opposite direction Figure 5 1 5 1 5 Notes on the installation of welding current leads Use an individual welding lead to the workpiece for each welding mac...

Страница 21: ...ey are insulated Always put welding torches and electrode holders on an insulated surface when they are not in use Figure 5 4 5 1 7 Mains connection DANGER Hazards caused by improper mains connection...

Страница 22: ...ack L3 Outer conductor 3 grey N Neutral conductor blue PE Protective conductor green yellow Insert mains plug of the switched off machine into the appropriate socket 5 2 MMA welding CAUTION Risk of cr...

Страница 23: ...tion socket for welding current Electrode holder or workpiece lead connection Insert cable plug of the electrode holder into either the or welding current connection socket and lock by turning to the...

Страница 24: ...4 AMP Hotstart current signal light 5 sec Hotstart time signal light 6 Pulse welding average value pulses signal light see 5 2 6 chapter On Function switched on Not on Function switched off Flashing P...

Страница 25: ...ding means that two currents are switched periodically a current average value AMP a pulse current Ipuls a balance and a frequency having been defined first The predefined ampere current average value...

Страница 26: ...ustable parameters stored that don t require regular setting The number of parameters shown may be limited e g if a function is deactivated ENTER EXIT Figure 5 13 Display Setting selection Arcforce co...

Страница 27: ...pply from the shielding gas cylinder to the welding torch is a fundamental requirement for optimum welding results In addition a blocked shielding gas supply may result in the welding torch being dest...

Страница 28: ...connection 3 Output side of the pressure regulator 4 Welding torch 5 Connection socket welding current Welding current lead connection for TIG welding torch Insert the welding current plug on the weld...

Страница 29: ...e torch from the workpiece so that the arc extinguishes 5 3 5 Average value pulse welding Average value pulse welding means that two currents are switched periodically a current average value AMP a pu...

Страница 30: ...nction switched on Function switched off ex works Pulse frequency More parameters can be set in the Expert menu see 5 3 6 chapter 5 3 6 Expert menu TIG The Expert menu has adjustable parameters stored...

Страница 31: ...igure 5 21 As shown in the diagram insert the dirt filter into the rear of the machine above the air inlet using both clips 1 Fold down the dirt filter 2 Fasten the dirt filter to the underside of the...

Страница 32: ...ode and the machine is ready for welding again 5 7 Arc length restriction USP The arc length restriction function stops the welding process when an excessive arc voltage is detected unusually high gap...

Страница 33: ...is switched on Exit the menu Exit Machine configuration Settings for machine functions and parameter display Time based power saving mode dg_ref_source_inline Energiesparfunktion dg_ref_source_inline...

Страница 34: ...ight to claim under warranty is void In all service matters always consult the dealer who supplied the machine Return deliveries of defective equipment subject to warranty may only be made through you...

Страница 35: ...ly tighten if necessary Remove any spatter Clean the wire feed rollers on a regular basis depending on the degree of soiling 6 3 2 Monthly maintenance tasks Visual inspection Casing damage front rear...

Страница 36: ...r on wheels indicates that the equipment must be collected separately This machine has to be disposed of or recycled in accordance with the waste separation systems in use According to German law law...

Страница 37: ...material and process gas in use is a fundamental requirement for perfect operation Legend Symbol Description Fault Cause Remedy Excess temperature signal light illuminates Excess temperature welding...

Страница 38: ...and switch the machine back on If the error persists notify service department E15 Error in on of the electronics supply voltages Switch the machine off and on again If the error persists notify serv...

Страница 39: ...arameters to the factory settings All customised welding parameters that are stored will be replaced by the factory settings Figure 7 1 Display Setting selection Calibration The machine will be calibr...

Страница 40: ...g 11 kVA Cos efficiency 0 99 88 Protection class Overvoltage category Contamination level 3 Insulation class protection classification H IP 23 Residual current circuit breaker Type B recommended Noise...

Страница 41: ...ntrol current with connection cable 094 006680 00000 RA5 19POL 5M Remote control e g connection cable 092 001470 00005 RA10 19POL 10m Remote control e g connection cable 092 001470 00010 RA20 19POL 20...

Страница 42: ...tart current AMP 120 50 200 Hot start time 0 5 0 1 20 0 s Arcforce correction 0 10 10 Pulse balance 30 1 99 Pulse current 142 1 200 Arc length restriction off off on 10 1 2 TIG welding Display welding...

Страница 43: ...ters independent of process Welding data display Parameters function Setting range Standard ex works min max Unit Switched on Switched off Calibration Initialisation Machine configuration Exit menu Se...

Страница 44: ...Appendix Searching for a dealer 44 099 002057 EW501 04 03 2019 10 2 Searching for a dealer Sales service partners www ewm group com en specialist dealers More than 400 EWM sales partners worldwide...

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