Check system CMS comm error

chardog48

New member
Aug 18, 2019
2
so cal
I have a Hayward plus8 swg cell is 8 mos old. I can’t clear check system.
I get check system CMS COMM ERROR.
what does this message mean?
Thanks
 

JamesW

TFP Expert
Mar 2, 2011
16,113
Do you have a chemistry monitor installed?

If not, is it enabled in configuration?

If you don't have a chemistry monitor installed but it's enabled, the system will give an error because it's not communicating.

Is the error "CSM Comm Error"?

 
Last edited: