have an assembly manual? has a handy pic in it and a lot of others re the wiring and where to route it - note as well that the switch itself has labeled terminals .... of course assuming you're using an actual harness with all the correct [universal] colors

with a one wire alt, you can take the regulator right off the wall

Bill


Moved over to the Passing Lane

"When we tug a single thing in nature, we find it attached to the rest of the world" ~ John Muir
"When we tug a single thing on an old truck, we find it falls off" ~ me
Some TF series details & TF heater pics