Ignition System - Solid State: Overhaul: Distributor: Disassembly

Remove distributor cap and rotor. Using suitable gear puller (J 28509), remove trigger wheel (2 screwdrivers can be used to pry trigger wheel upward). Remove pin.
On 6-cylinder engines, remove sensor retainer and washers from pivot pin on base plate. On V8 engines, remove sensor snap ring from shaft. Remove retainer from vacuum unit-to-sensor drive pin and move vacuum lever aside.
Remove ground screw from harness tab. Lift sensor assembly from distributor housing. Only remove vacuum unit if it is to be replaced.