41 00... Opening Bonded Connections

Opening SPOT-WELD BONDS
- Set punch mark in center of weld spot. Set 8 mm dia. weld spot drill bit on punch mark and drill through top metal sheet.
  NOTE: Because the weld spots may have surface-hardened, grind them if necessary with an angle grinder and paper grinding disk.
- Heat connecting flange with a hot air blower.
  CAUTION: Extract vapors and gases.
- Release connection flange with chisel.
- Grind off residual adhesive from connecting flange.
  CAUTION: Wear a grinding dust mask.
Opening adhesive bonds on aluminum parts
- If necessary, open existing PUNCH RIVETS OR BLIND RIVETS .
- Roughly cut out damaged component.
- WARNING:
  Extract vapors and gases.
  
  Use personal protective clothing/equipment.
  
  Heat adhesive flange with a hot air blower. Heat components to max. 250 °C object temperature.
  
  The component can be peeled with the aid of pliers. Do not damage adjacent components.
  
  Remove adhesive residue from connecting flange.
Opening adhesive bonds on carbon-fibre-reinforced plastic parts
Procedure is described in detailed in the relevant repair instructions.
Opening bonded connections on carbon-fibre-reinforced plastic parts
Procedure is described in detailed in the relevant repair instructions.