LEMON Manuals: Even more car manuals for everyone
Home >> Mercedes Benz >> 2000 >> SLK230 Standard >> Repair and Diagnosis >> Engine Mechanical >> Blowers, Superchargers & Turbochargers >> Air Intake, Turbo Charging -- 170 Chassis >> Basic Knowledge >> Supercharger electromagnetic clutch arrangement/task/design/function - GF09.50-P-3100G

Supercharger electromagnetic clutch arrangement/task/design/function - GF09.50-P-3100G

ENGINE 111.943 /944 /973 /975 

Design 

Fig 1: Supercharger Electromagnetic Clutch Design
G04732099

IMPORTANT Do not repair supercharger electromagnetic clutch.

  Arrangement At belt pulley of supercharger  
  Task
  • Switching compressor on and off silently
  • Absorbing rotary vibrations
 
  Design see above  
  Function The electromagnetic clutch is activated by means of a GND signal supplied by the engine control module. The voltage is supplied either by the relay module or the fuse and relay module, respectively.
When current flows through the magnetic coil, the gap between armature and rotor is closed. Belt pulley and compressor are positively connected by means of friction surfaces.