HELP PLZ

i have a bagged 87 ford ranger 3/8 valves line i have 6 switches now the problem my truck will be running my compressor running everything is fine then when i hit any of my switchs in any direction everything will die my battry anything with power will shut off but my truck will stay running and then die any help please?

Sounds like you have a short in your switchbox I would start there with checking power and grounds

ok thanks you