11-16-2016, 11:05 PM
Welcome to the Phorum!
You are doing fine!
I've added a link in your post to the Nostalgiaair Schematic and I believe the fourth Yellow color would be the voltage rating, i.e. 400v based on the following: http://www.radioremembered.org/capcode.htm

You are doing fine!
I've added a link in your post to the Nostalgiaair Schematic and I believe the fourth Yellow color would be the voltage rating, i.e. 400v based on the following: http://www.radioremembered.org/capcode.htm