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4. Short Life of Torch parts  

a. Oil or moisture in air source 
b. Exceeding system capability (material too thick) 
c. Excessive pilot arc time 
d. Air flow too low (incorrect air pressure) 
e. Improperly assembled torch 
f. NON- genuine manufacturer parts 

 
INSPECTION AND REPLACEMENT 
CONSUMABLE TORCH PARTS 
 
WARNING: 
ALWAYS 

DISCONNECT 

INPUT 

PRIMARY 

SUPPLY!!! 

Disconnect  primary  power  to  the  system  before 
disassembling the torch or torch leads 

DO  NOT

  touch  any  internal  torch  parts  while  the 

AC indicator light of the power supply is ON. 

Remove the consumable torch parts as follows 

 
NOTE 

The  shield  cup    holds  the  tip  and  the  starter 
cartridge  shield  cup  in  place.  Position  the  torch 
with  the  shield  cup  facing  out  when  the  cup  is 
removed. 

1.  Unscrew  and  remove  the  shield  cup  from  the 
torch 

 

NOTE 

Slag  build-up  on  the  shield  cup  that  cannot  be 
removed  may  effect  the  performance  of  the 
system. 
2.  Inspect  the  cup  for  damage.  Wipe  it  clean    or 
replace if damaged 

 

Consumables parts 
 
3.  Removed  the  tip.  Check  for  excessive  wear 
(indicated 

by 

an 

elongated 

or 

oversize 

orifice).Clean or replace the tip if necessary. 

 

 

4.  Remove  the  starter  cartridge.  Check  for 
excessive 

wear 

plugged 

gas 

holes, 

or 

discolouration. Check the lower end fittings for free 
motion. Replace if necessary. 
 

 

 

 

 

 

 

 

5. Pull the electrode straight out of the torch head. 
Check  the  face  of  the  electrode  for  excessive 
wear. Refer to the following figure. 
6.  Re-install  the  electrode  by  pushing  it  straight 
into the torch head until it clicks. 
7.  Re-install  the  desired  starter  cartridge  and  tip 
into the torch head 
8. Hand tighten the shield cup until it is seated on 
the  torch  head.  If  resistance  is  felt  when  installing 
the cup, check the threads before proceeding. 
 
 
 
 
 
 
 

GUIDE FOR THE FAULTS and SOLUTIONS 

This  subsection  covers  troubleshooting  that 
requires 

disassembly 

and 

electronic 

measurements. It is helpful for solving many of the 
common  problems  that  can  arise  with  this  torch 
assembly. 

 

HOW TO USE THIS GUIDE 

The  following  information  is  a  guide  to  help  the 
customer  /  operator  determine  the  most  likely 
causes for various symptoms. 
This guide is set up as follows: 
 

X. symptom (bold type) 

Any special instruction (text type) 
1. 

Cause (italic type)) 

a. Check/remedy (text type/underlined) 

 

Locate  your  symptom,  check  the  causes  (easiest 
listed first) then remedies. Repair as needed being 
sure to verify that unit is fully operational after any 
repairs. 

Troubleshooting 

 

A.  torch  will  not  pilot  when  switch  is 
activated 

1.red led  always on. 

Summary of Contents for THOR 123

Page 1: ...6934900000 1 MANUALE DI ISTRUZIONE PER TAGLIO PLASMA INSTRUCTION MANUAL FOR PLASMA CUTTING MACHINE THOR 123 THOR 123 THOR 123 THOR 123 Info www stelgroup it tel 39 0444 639525...

Page 2: ...ww stelgroup it The following harmonized standard in force within the EEA has been used in the design EN 60974 1 ed 4 Arc welding equipment Part 1 Welding power sources EN 60974 10 ed 2 Arc welding eq...

Page 3: ...ficiente usare un aspiratore che aspiri dal basso IL CALORE GLI SCHIZZI DEL METALLO FUSO E LE SCINTILLE POSSONO PROVOCARE INCENDI Non saldare vicino a materiali infiammabili Evitare di portare con s q...

Page 4: ...ratore necessita di aria compressa L aria usata dovr essere priva di impurit olio acqua od altri prodotti inquinanti RICEVIMENTO L imballo contiene N 1 generatore N 1 manuale istruzione N 1 cavo massa...

Page 5: ...un adeguato interruttore munito di fusibili ritardati MESSA A TERRA Per la protezione degli utenti il generatore dovr essere assolutamente collegato correttamente all impianto di terra NORMATIVE INTER...

Page 6: ...oder regolazione corrente MESSA IN OPERA L operatore addetto durante l utilizzo della macchina deve obbligatoriamente porsi nel lato anteriore della stessa onde evitare che i fumi prodotti dal taglio...

Page 7: ...taglio MALFUNZIONAMENTI COMUNI DURANTE IL TAGLIO Il pezzo non completamente forato Le cause possono essere La corrente troppo bassa La velocit di taglio troppo alta I componenti della torcia sono con...

Page 8: ...ate o altre come vetro plastica e metallo MANUTENZIONE DELLA TORCIA A Pulizia della torcia Anche se si adottano precauzioni per utilizzare soltanto aria pulita con la torcia possibile che all interno...

Page 9: ...la ove del caso 5 Estrarre l elettrodo direttamente dal corpo torcia Verificare che la faccia dell elettrodo non presenti un usura eccessiva facendo riferimento alle figure di seguito 6 Rimontare l el...

Page 10: ...ssivamente 3 Protezione sicurezza torcia o malfunzionamento dell interruttore della torcia a Verificare che la shield cup sia montata correttamente b Controllare la continuit dell interruttore nell im...

Page 11: ...servare se presente una formazione di olio o umidit non azionare la torcia DIFETTI In questa sezione vengono descritti I pi comuni malfunzionamenti e come vengono indicati MANCANZA ARIA Il led 1 di pr...

Page 12: ...unte a fine vita devono essere raccolte separatamente e conferite ad un impianto di riciclo ecocompatibile In qualit di proprietario delle apparecchiature dovr informarsi presso il nostro rappresentan...

Page 13: ...OF ELECTRIC SHOCKS Take the following precautions when working with a welding machine keep yourself and your clothes clean do not be in contact with damp or wet parts when working with the welding mac...

Page 14: ...ust be free from impurities oil or other polluting substances DELIVERY OF THE MATERIAL The package contains N 1 Inverter N 1 instructions manual N 1 torch N 1 earth cable N 1 air connection Check that...

Page 15: ...pe fuse s In the event of damage to the power cable replacement or repair must be performed by a qualified person at an approved service centre EARTHING To ensure user protection the Inverter must by...

Page 16: ...er having read and understood all parts of this manual Depending on the type of cut to be performed he must follow the work phases described below 1 Ensure that the work environment and your clothing...

Page 17: ...the torch facing away from your body and bring it slowly into the vertical position This is important when cutting thick gauges Ensure that the torch is pointed away from you and from anyone else in t...

Page 18: ...NNECT INPUT PRIMARY SUPPLY Disconnect primary power at the source before disassembling of torch leads Frequently review the important safety precautions at the front of this Manual Be sure the operato...

Page 19: ...ge Check for excessive wear plugged gas holes or discolouration Check the lower end fittings for free motion Replace if necessary 5 Pull the electrode straight out of the torch head Check the face of...

Page 20: ...nspect torch assemblies and replace if necessary 5 faulty components in the system a return for repair or have qualified technician repair as per service manual C limited output with no control 1 poor...

Page 21: ...ON fast blinking and display shows TRI 1 The operator Turn ON the unit with the torch trigger pressed or broken 2 The unit is now blocked 3 Turn Off the unit and check torch See section SERVICE PIP P...

Page 22: ...t you should get information on approved collection systems from our local representative By applying this European Directive you will improve the environment and human health IN CASE OF MALFUNCTIONS...

Page 23: ...6934900000 23 WIRING DIAGRAM THOR 123...

Page 24: ...Right output inductance Left output inductance Base Input Power cable Flat connection Flat connection Isolator Foot Cover Door Handle Cerniera Side Grid Data Plate Front Panel PCB Pilot Arc Switch Se...

Page 25: ...6934900000 25 TORCH CONSUMABLES VIEW...

Page 26: ...Gouging 9 8241 Stand off Guide 9 8281 Deflector 9 8243 Start Cartridge 9 8213 Torch Head 9 8219 1Torch 6m SL60 7 5253 1Torch 6m SL100 7 5254 601048000L 607380000L 601238000L 607390000L 607400000L 609...

Page 27: ...the Shield Cup with the torch tip in direct contact with the work up to 60 Amps Standoff Cutting The preferred method of cutting metal thicker than 1 4 6 mm and at current levels above 60 Amps Provide...

Page 28: ...d for cutting light gauge sheet metal Gouging A simple method of metal removal by angling the torch to a lead angle of 35 45 and using a gouging tip While maintaining a constant standoff distance this...

Page 29: ...6934900000 29 Info www stelgroup it tel 39 0444 639525...

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