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Ignition System - BOSCH Hall Effect: Overhaul: Disassembly

NOTE: The Hall Effect switch and trigger wheel (segmented shutter) cannot be removed on Saab models. If problem exists, entire distributor must be replaced.
  1. Loosen ground strap and remove static shield from distributor cap. See Figure. Remove cap, rotor, carbon brush and spring. Remove dust cover.
  2. Remove connector from distributor (connects Hall generator and harness leading to idle stabilizer) by depressing retaining clip. Remove retaining snap ring. Carefully pry off trigger wheel (segmented shutter). Remove washers. Remove screws and lift out Hall sending unit and connecting socket.
  3. Remove base plate and vacuum unit. Remove pin and distributor drive pinion and shims.
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