Why does my Cal spa display show a sensor error code SN1?

1 Answers

Write Your Answer

Here’s a Cal Spa troubleshooting chart for when your spa topside display shows a sensor error code Sn, Sn1, Sn2, Sn3 … As you can see, it could be a nuisance tripping, or the wires could be absorbing excess heat, need calibration, or simply be faulty.

No video Answer Now
Was this helpful?
Share
Do you wish to get the latest heat pump news, technology, markets, and discounts? Subscribe Now!
0
Would love your thoughts, please comment.x
()
x