if the lights don't work maybe the leftover gray is the one that goes to the light switch to power them - should hook to "PL" for panel lights - if that's hooked up and they still don't work then the rotary rheostat may be dirty or bad ... and the xtra then might be the ignition sw light?

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