Reply To: Mod 3 unit 3: Mechanical timer 1 Home › Ask the Teacher Forums › Advanced Schematics and Troubleshooting › Mod 3 unit 3: Mechanical timer 1 › Reply To: Mod 3 unit 3: Mechanical timer 1 August 1, 2019 at 5:39 pm #12275 Neal Strotman When the switch is pushed L2 is flowing