Dougeye
Bronze Member
- Joined
- Feb 27, 2020
- Messages
- 98
- Location
- North Saanich,BC
- Tractor
- Mahindra eMax 20s, Takeuchi TB210R
One to the battery, one to the trailer brake wire, and in the case of a three wire switch, one to ground. Why the difference? Are two wire switches grounded through the mounting plate?