How Hot Should The Co2 Selenoid Be?

Rok55

New Member
Jan 15, 2018
4
1
3
66
Wyoming
After much procrastination I finally reinstalled a Co2 system n a plant only tank today. After perhaps an hour in service I went to readjust the needle valve and found the solenoid t be VERY hot. Should it be or is this a sign f impending failure? THx