Rohrman Schweißtechnik TIG Operation Instructions Manual Download Page 27 | Manualshive

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Maintenance/Cleaning

27

7.4

Exchange of wear parts

7.4.1 Exchange of gasnozzle

To exchange of gasnozzle proceed as follows:

Pull of worn-out gasnozzle or unscrew.

Put-on new gasnozzle or screw-on.

7.4.2 Exchange of electrode

To exchange the tungsten electrode proceed as follows:

Loosen back-cap.

Take-out electrode.

Put-in newly ground electrode in TIG-torch head and turn fix with back-
cap.

BA_WIG-Brenner_GB_BA-WIG-GB 04.11.14 16:32 Seite 27

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Summary of Contents for TIG

Page 1: ... Welding Torches TIG EN 60 974 7 Rohrman Schweißtechnik GmbH Hosterfeldstraße 2 D 41747 Viersen Tel 49 0 2162 106065 0 Fax 49 0 2162 106065 55 www rohrman de info rohrman de BA_WIG Brenner_GB_BA WIG GB 04 11 14 16 32 Seite 1 ...

Page 2: ... 3 3 Torch specific data 18 4 Construction and funktion 19 4 1 Functional description 19 4 2 Scope of delivery 19 4 3 Principle construction 20 5 Starting the operation 22 5 1 Assembly of gasnozzle and electrode 22 5 2 Connection to the welding powersource 23 5 3 Connection to the cooling unit 23 6 Operation 25 6 1 Checks prior to start welding 25 6 2 Welding process 25 6 3 Interruption of the wel...

Page 3: ... read carefully before beginning of all work It is part of the product performance and should be kept near the welding torch accessible for the personel at any time 1 2 Further applicable documents Each torch will be delivered with a specific data sheet This data sheet contains torch specific informations and is part of this operation manual If no data sheet is attached please ask your distributor...

Page 4: ...ls are used General 4 SIGNIFICATION SYMBOL General warning notice Danger of electrical power Explosion danger Danger of fire Burning danger Risk of inhalation of toxic substances Danger of strong UV radiation Danger of radioactive substances General notices and useful advices for handling BA_WIG Brenner_GB_BA WIG GB 04 11 14 16 32 Seite 4 ...

Page 5: ...d of danger level signalizes a possible dan gerous situation If the the dangerous situation will not be avoided this could lead to death or to serious injuries These instructions must be complied in order to avoid the danger of death or of serious injuries of personel A warning notice of this kind of danger level signalises a possible dan gerous situation If this situation will not be avoided it c...

Page 6: ... manufacturer does not accept liability for damages and operational disruptions caused by non compliance of this operation manual improper use use of inadaquately trained personnel use of improper operating materials faulty connection non use of original Rohrman components technical alterations not corresponded with Rohrman Schweißtechnik non implementation of required maintenance Rohrman Schweißt...

Page 7: ...r damages caused by natural wear or improper use No warranty will be taken for poor work results Wear parts are excluded from the warranty The Warranty policy covers no damages or functional defects caused by improper use as there are not following the notices in this operation manual improper installation or assembly inadequate maintenance altering of product against original state overloading mi...

Page 8: ...with the relevant regulations Any other use byond its intended purpose does not comply with these regulations Claims of any kind due to damage of non intented use are excluded The risk bears only the operator Safety 8 WARNING Danger when non complied use Any use beyond the intended purpose can lead to dangerous situations Use the welding torch only for the intended purpose Follow all notices and i...

Page 9: ...elding torch should not be put in operation Check the orderly state of the power source and the cooling unit as well as the function of the remote control elements before starting the operation Repair of the welding torch or of the connection lead should only be made by an authorized professional shop or by the factory service Substancial dangers for the user might occur by inexpertly repairs Defe...

Page 10: ... when distance to conductive parts is less than 2 meters Switch off the power source during all maintenance on the welding torch DANGER Danger for life by radioactive substances With welding and grinding of thorium containing tungsten elec trodes radioactive substances are set free Use appropriate grinding machine with exhausting facility DANGER Burning hazard The TIG torch head the workpiece flyi...

Page 11: ...y by the welding electrode By the scharp pointed tungsten electrode engraving injuries may occur Put a protective cap on the electrode or recess the electrode in the nozzle WARNING Danger by harmful substances Harmful smoke and gases may occur during the welding procedure Please note the following notices in order to avoid harmful sub stances in the breathing air Workpieces degreased with chlorine...

Page 12: ...plosive atmosphere existst in the welding area Empty the container clean and fill with protective atmosphere Make sure that no excess pressure arises WARNING Fire hazard while welding Fire may occur during and after welding Please obey the following notices in order to avoid the arising of fire Remove or cover flamable materials from the working area or from the workwear Seal or shield areas with ...

Page 13: ...humid wear and place the welding unit beyond the dangerous area Secure the welding unit by an RCD FI interruptor Use additional insulation against contact of electrical leads in confined areas distance of less than 2 meters Please remove additional equipment from the work area in order to prevent stray current or burning of the safety line Secure gasbottles against overthrowing In work areas with ...

Page 14: ...d understand this operation manual Moreover he should retrain personell and inform them re the dangers arising from TIG welding torches supervise the security and danger concious work of personnel in accordance with this operation manual and valid regulations ensure the accessability of this operation manual and all further regu lations to operation and maintenance personel set the operation respo...

Page 15: ...ers Personel with limited reaction capability for instance by drugs alcohol or medicine are not licened Personel in training teaching or instructing position or in the context of education should only be active under supervision of experienced Personel Safety 15 WARNING Danger of injury with inadaquate qualification Improper handling could lead to significant personal or property damage All work s...

Page 16: ...ctive job Follow the attached notices for the personel protection equipment in the work area Tight flame retardant safety cloth Additional leather apron to protect for burning with certain jobs Welding gloves to protect for burnings radiation and electrical contact Safety shoes with steel noses and insulating oilrestent security sole Face protection with suitable filter to protect the eyes and sig...

Page 17: ... 5 bar 3 5 bar 40 C 60 C 800 W Welding process Electrode Max electrode length Welding position Protective gas Guidance Type of protection Voltage demensioning peak value Current type Polarity of electrode bei DC Max ignition tension Breakdown voltage Enviroment temperature at work place Temperature in store Relative humidity Cooling With watercooled torches Flow rate min Entrance pressure min Entr...

Page 18: ... the respective wear parts and components Technical data 18 The TIG torch specific data are listed in the attached data sheet This datasheet is part of this operation manual NOTICE 0 02 42 V DC and AC 0 01 100 mA 1 W resistive load linear 1 W at 40 C Switch tension Switch current Switch performance max Potentiometer BA_WIG Brenner_GB_BA WIG GB 04 11 14 16 32 Seite 18 ...

Page 19: ...electrode The cooling takes place by the ambient air air cooled or by cooling liquid water cooled 4 2 Scope of supply Take the cooling method from the enclosed datasheet NOTICE The scope of supply may vary to the type of TIG torch Take the exact scope as described on the attached datasheet and compair with the delivery note Check the supply on comleteness and on visible damages report and write an...

Page 20: ...er information please look in the data sheet of the torch and in the operation manual of the power source NOTICE 1 2 3 4 5 6 7 1 Back cap 2 Torchbody 3 Gasket optional 4 Ceramic Nozzle 5 Tungtsten Electrode 6 Switch 7 Handle optional with additional re mote controls 8 Kink protection 9 Connection nut 10 Central connection alternativ con nections available 11 Connection cooling optional 12 Control ...

Page 21: ...eration Release switch end of operation wait for post flow of gas With the standard TIG torch 2 stroke operation is possible Further operating modes are dependent on the type of power source and will be served by the TIG torch execution NOTICE BA_WIG Brenner_GB_BA WIG GB 04 11 14 16 32 Seite 21 ...

Page 22: ...nd assemble gasnozzle as described in chapter 7 4 1 gasnozzle exchange WARNING Danger of injury during start up With faulty procedure during the start up of the welding torch danger of injury exists Shut off the additional units and close gas entrance before starting up the power source The alloy of tungsten electrode should be determinated acc EN ISO 6848 The length of electrode is dependent on t...

Page 23: ...ce please check the contacts on cleanliness and damage Eliminate soiling or damage and exchange parts if needed NOTICE Before connecting the cooling unit check if the cooling unit has the proper connections for water inlet blue and outlet red In most cases these connections are of the type 21NW5 The connecting tubes should not kink If the length of tubes is not sufficient extension hoses can be ob...

Page 24: ...red from the cooling unit and keep it over a container Turn on cooling unit Alternately close and open the water return Shut of cooling unit Put connector water return red again on cooling unit Starting the operation 24 Repeat the procedure until coolant flows continuesly without bubbles Check minimum quantity of coolant in cooling unit NOTICE BA_WIG Brenner_GB_BA WIG GB 04 11 14 16 32 Seite 24 ...

Page 25: ...urce is garanteed Adjust protection xgas quantity at pressure regulator Quantity of protectiongas is dependent of weldingprocess and geometry of nozzle In exceptional cases other gases than argon may be used Set type of current AC or DC amperage and in the case of auto matic welding wire speed according the given application Switch on power source and cooling unit Enter TIG torch to work piece and...

Page 26: ...move impurities on torch body and handle with a rag Check wear parts clean or replace if worn out 7 3 Pointing of electrode For optimal welding condition a smooth striation free radial ground is required Use grinder with diamant disc to grind the tungsten electrode Before beginning the maintenance and cleaning of the TIG torch switch off the power source and the other units and close gasbottle NOT...

Page 27: ...lows Pull of worn out gasnozzle or unscrew Put on new gasnozzle or screw on 7 4 2 Exchange of electrode To exchange the tungsten electrode proceed as follows Loosen back cap Take out electrode Put in newly ground electrode in TIG torch head and turn fix with back cap BA_WIG Brenner_GB_BA WIG GB 04 11 14 16 32 Seite 27 ...

Page 28: ...ause Electrode loose Lack of cooling flow Power source shut off Control lead broken Electrode worn out Wrong setting of power source Lack of gasprotection Draught air Remedy Fasten electrode Check cooling system Switch on power source Check control lead and con nector on the power source Grind elektrode or exchange Change setting of power source Check gas quantity and bottle containment Protect wo...

Page 29: ...transportation damages and is selected to enviromental and disposal compatible criteria thus recyclable Recycling of packing material saves recources and deminishes the amount of waste Dispose not needed packing materials according local regulations Disposal of worn out torches The welding torch contains mainly recyclable materials Scrap metals Recycle plastics Sort out the other materials and dis...

Page 30: ...Notes 30 BA_WIG Brenner_GB_BA WIG GB 04 11 14 16 32 Seite 30 ...

Page 31: ...Notes 31 BA_WIG Brenner_GB_BA WIG GB 04 11 14 16 32 Seite 31 ...

Page 32: ...rfeldstraße 2 D 41747 Viersen Tel 49 0 2162 106065 0 Fax 49 0 2162 106065 55 www rohrman de info rohrman de For more information contact your local welding supply distributor 10 2014 BA_WIG Brenner_GB_BA WIG GB 04 11 14 16 32 Seite 32 ...

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