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Billy, Technician
Category: Pool and Spa
Satisfied Customers: 22679
Experience:  Licensed in Hydronics and Boilers
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I have a RAYPAK 131 spa heater displaying F2 fault

Customer Question

I have a RAYPAK 131 spa heater displaying F2 fault code,manual says (main sensor open circuit).So question is, is there a main sensor or does it mean a sensor is faulty and if so which one?.Symptoms are the heater ignites but shuts down after a few minutes with spot temp set at 35 and displaying between 26 and 29 pool temp
Submitted: 1 year ago.
Category: Pool and Spa
Expert:  Billy replied 1 year ago.

I am very sorry your question has not been picked up yet.

I just logged on and found you had not been assisted.

Please let me know if you still need help and I will do my best. Please do not "Rate" as we have not worked toward an answer yet.

If you would like to proceed let me know by replying. Once again use reply..not "rate".

Customer: replied 1 year ago.
answer please
Customer: replied 1 year ago.
what is going on