How JustAnswer Works:
  • Ask an Expert
    Experts are full of valuable knowledge and are ready to help with any question. Credentials confirmed by a Fortune 500 verification firm.
  • Get a Professional Answer
    Via email, text message, or notification as you wait on our site. Ask follow up questions if you need to.
  • 100% Satisfaction Guarantee
    Rate the answer you receive.
Ask Billy Your Own Question
Billy, Technician
Category: Pool and Spa
Satisfied Customers: 22636
Experience:  Licensed in Hydronics and Boilers
Type Your Pool and Spa Question Here...
Billy is online now
A new question is answered every 9 seconds

I have a Master Spa LSX 557 starting it up LED indicator

Customer Question

I have a Master Spa LSX 557 starting it up for fall LED indicator shows (dry), it is not, changed filters. All pumps run, heater works, but will shut down after a short period of time and show dry again.
Submitted: 1 year ago.
Category: Pool and Spa
Expert:  Billy replied 1 year ago.


start and stop jets in 20 second this about a dozen times...

If it still shows dry you have a bad sensor. Let me know result.

Customer: replied 1 year ago.
I tried it still shows dry where can I find the sensor, is a diagram available
Expert:  Billy replied 1 year ago.

are you familiar with your 15" heater?

It has 2 sensors on it. If these sensors read no water it will not let the heater run

Example Here

Expert:  Billy replied 1 year ago.