Differences

This shows you the differences between two versions of the page.

Link to this comparison view

Both sides previous revision Previous revision
Next revision		 Previous revision
equipment:hotworks:welder:induction_notes [2025/03/04 13:45] – ollieequipment:hotworks:welder:induction_notes [2025/04/19 15:03] (current) – ollie
Line 1: Line 1:
-Run through safety elements of induction – +__Run through safety elements of induction –__ 
   *  Remind inductee that everyone is responsible for their own safety, and everyone must take all necessary steps to protect others from hazards (for example, but not limited to, burns or eye damage) -    *  Remind inductee that everyone is responsible for their own safety, and everyone must take all necessary steps to protect others from hazards (for example, but not limited to, burns or eye damage) - 
-Explain steps to prevent fire and hazardous fumes +__Explain steps to prevent fire and hazardous fumes__ 
-  *  Weld only in the hot works area, on the welding table+  *  Weld only in the hot works area, ideally on the welding table where possible
   *  Clear the area of flammable items   *  Clear the area of flammable items
   *  No welding of vehicles. Materials to be welded shall be uncoated to avoid fumes / fire   *  No welding of vehicles. Materials to be welded shall be uncoated to avoid fumes / fire
Line 9: Line 9:
   *  Fume extractor must be used. Show its operation (including opening the top to check it hasn’t been used for extraction of flammable materials)   *  Fume extractor must be used. Show its operation (including opening the top to check it hasn’t been used for extraction of flammable materials)
   *  Remind inductees that they must remain in the hackspace for at least an hour, to check for sparks or fire before leaving.    *  Remind inductees that they must remain in the hackspace for at least an hour, to check for sparks or fire before leaving. 
-Avoiding burns +__Explain steps to prevent burns__ 
-  *  Remind inductees that welded parts will be very hot. Suggest intermittent welding to minimise excessive heat build up. Point out bucket for quenching water, reminding it should be emptied after welding+  *  Remind inductees that welded parts will be very hot. Suggest intermittent welding to minimise excessive heat build up. 
   *  remind inductees about risk of burns and suggest PPE.    *  remind inductees about risk of burns and suggest PPE. 
      *  Gauntlets      *  Gauntlets
Line 16: Line 16:
      *  Welding mask (note that the manual is on the hackspace wiki)       *  Welding mask (note that the manual is on the hackspace wiki) 
      *  Suitable closed footwear      *  Suitable closed footwear
 +     *  Respirator - if the fume extractor can not be used, a respirator mask should be used
       Point out supplied PPE hanging on rack        Point out supplied PPE hanging on rack 
   *  Point out that the welding torch components and welding table will be hot.   *  Point out that the welding torch components and welding table will be hot.
   *  Remind inductees that they are responsible for others safety, so avoid leaving hot items lying around.   *  Remind inductees that they are responsible for others safety, so avoid leaving hot items lying around.
  
-Avoiding eyesight damage+__Explain steps to prevent eyesight damage__
   *  Position the welding curtain such that it protects all hackspace members and those outside hackspace from arc eye.    *  Position the welding curtain such that it protects all hackspace members and those outside hackspace from arc eye. 
   *  Explain the dials on the welding mask and that their recommended settings are in the manual. Show how to test the battery and the masks’ function.    *  Explain the dials on the welding mask and that their recommended settings are in the manual. Show how to test the battery and the masks’ function. 
Line 26: Line 27:
   *  Welding is only to be carried out within the hotworks area   *  Welding is only to be carried out within the hotworks area
  
-Preventing electric shocks+__Explain steps to prevent electric shocks__
   *  Instruct inductees to check the condition of cables and insulators before turning on the welder   *  Instruct inductees to check the condition of cables and insulators before turning on the welder
-  *  Avoid welding in high humidity. Wet clothing, floors, and workpieces increase the risk of electric shocks.  
   *  Do not attempt to bypass electrical safety equipment, and keep welder covers closed during welding    *  Do not attempt to bypass electrical safety equipment, and keep welder covers closed during welding 
   *  Check whether any of the inductees have a pacemaker (etc), and only proceed if they’ve checked beforehand if it’s safe to weld.   *  Check whether any of the inductees have a pacemaker (etc), and only proceed if they’ve checked beforehand if it’s safe to weld.
  
-Point out key components of the welding equipment.  +__Point out key components of the welding equipment.__  
-* Welder – Clarke MIG160N  + 
-   * Front panel – identify what each control does +   * Welder – Clarke MIG160N  
-     * Feed speed  +       * Front panel – identify what each control does 
-     * Power dials  +       * Feed speed  
-     * On switch (explain the temperature protection feature) +       * Power dials  
-   * Lift wire reel cover. Identify wire spool, feed mechanism. Show how te replace reel and feed wire +       * On switch (explain the temperature protection feature) 
-   * Torch +     * Lift wire reel cover. Identify wire spool, feed mechanism. Show how te replace reel and feed wire 
-   * Earth clamp +     * Torch 
-   * Input power lead+     * Earth clamp 
 +     * Input power lead
    * Welding table    * Welding table
    * Welding accessories    * Welding accessories
Line 49: Line 50:
    * Spare torch tips    * Spare torch tips
  
-Preparing for a weld+__Preparing for a weld__
  
   *  Make sure the area is clear of flammable materials, and safety equipment is in good condition.   *  Make sure the area is clear of flammable materials, and safety equipment is in good condition.
Line 63: Line 64:
   *  Suggest use of anti-splatter spray   *  Suggest use of anti-splatter spray
  
-Prepare the welder.+__Prepare the welder.__
  
   *  Check there is sufficient wire left on the spool, of the correct type (gasless flux-cored) and diameter (0.8mm)   *  Check there is sufficient wire left on the spool, of the correct type (gasless flux-cored) and diameter (0.8mm)
   *  Set the welding settings. Start point should be (for 2mm mild steel)   *  Set the welding settings. Start point should be (for 2mm mild steel)
-    *  Switch A – (toggle switch on left) switched to “High”. Switch B – (rotary switch) set to 2.+    *  Switch A – (toggle switch on left) switched to “Max”. Switch B – (rotary switch) set to 2.
     *  Wire speed set to 6.     *  Wire speed set to 6.
 +    * For thinner material, switch A set to "Min", rotary switch set to 2, and speed set to 5 is a good starting point. 
   *  Attach earth clamp to table, or preferably the workpiece.    *  Attach earth clamp to table, or preferably the workpiece. 
   *  Plug in welder and switch on isolator and welder power switch   *  Plug in welder and switch on isolator and welder power switch
   *  Make sure there’s about 5mm of wire protruding from the torch   *  Make sure there’s about 5mm of wire protruding from the torch
  
-Performing a weld.+__Performing a weld.__
  
   *  Hold the torch about 5mm away from the workpiece, with the tip angled about 10 degrees from vertical. Gasless MIG uses the “drag” method, so the torch is angled towards the direction of travel   *  Hold the torch about 5mm away from the workpiece, with the tip angled about 10 degrees from vertical. Gasless MIG uses the “drag” method, so the torch is angled towards the direction of travel
Line 80: Line 82:
   *  Be disappointed in the weld quality. Attempt to blame the equipment or weather   *  Be disappointed in the weld quality. Attempt to blame the equipment or weather
  
-Clearing up. +__Clearing up.__ 
  
   *  Turn off the welder on the front panel, turn off the isolator and unplug the lead. Re-fit lockout padlock   *  Turn off the welder on the front panel, turn off the isolator and unplug the lead. Re-fit lockout padlock
  • equipment/hotworks/welder/induction_notes.1741095950
  • Last modified: 8 weeks ago
  • by ollie