Loosening Friction Element Welded Joints (Standard Friction Element)

Information 

The following description is intended only as a guide. A description of the steps involved and the various areas of application can be found in the operating instructions provided with the respective device.

Information 

The support fixture to be used and the required gas pipe will vary depending on the type of bolt to be welded. See operating instructions provided with the device for details of the correct pairing.

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Standard friction element

1. Remove paint and oxide coating on friction element.
2. Weld the weld stud > WELDING BOLT 999.516.032.01  onto the friction element.
   • 5X00IN11 STUD WELDING 

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.

   BOLT WELDING SPECIFICATIONS
   
   

   Bolt	Welding time [ms]	Amperage rating [A]	Lift [mm]	Gas pre-flow time [ms]	Gas parameters [l/min]	Power terminal	Ground terminal	Polarity
   Stainless-steel bolt, M6	32	650	1, 0	1000	10	Component	Gun	Polarity reversed

3. Screw hexagon nut -1-  of the weld stud onto bolt -2-  .

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.

   Screwing on hexagon nut

4. Break off element head by over-tightening the weld stud.

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.

   Breaking off friction element head

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.

   Friction element head removed

5. Grind off the remaining element foot -1-  of the friction element.

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.

   Grinding off element foot