Quote:
Originally Posted by meric42
Checked the theory last night and the two wire motors will only run in one direction regardless of polarity an the one I have in a restored '41 heater that I bought in Oklahoma in 1996 only runs backward... oh darn  |
Reverse field or armature polarity inside motor and it will run the other direction.
Easiest reversible DC motor is a permanent magnet one...then you just reverse input polarity for CW/CCW.
For a fieldcoil motor you need to reverse polarity for field or armatature...but not both...