I HAVE A JOHN DEERE ZERO TURN MOWER MODEL#Z225 MADE IN 2007. I REPLACED THE SOLENOID FOR THE STARTER AND THE IGNITION SWITCH. ALL THE SAFETY SWITCHES WORKED FINE UNTIL I CHANGED OUT THE SOLENOID AND THE IGNITION SWITCH. NOW WHEN I CRANK THE ENGINE AND TRY TO REMOVE THE PARKING BRAKE IT SHUTS THE...