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Billy, Technician
Category: Pool and Spa
Satisfied Customers: 22680
Experience:  Licensed in Hydronics and Boilers
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I have a Hayward pool heater H400HDN. With pump running the

Customer Question

I have a Hayward pool heater H400HDN. With pump running the standby light is on, no trouble codes. When I push the select mode button, nothing happens and I'm unable to get the heater into any operational mode.
I have tried powering down for 15 minutes, but this had no effect.
Submitted: 1 year ago.
Category: Pool and Spa
Expert:  Billy replied 1 year ago.


does the keypad act as though it is totally unresponsive? Does any feature at all react from the keypad?

Customer: replied 1 year ago.
The touch pad is totally unresponsive.
Expert:  Billy replied 1 year ago.

thank you, ***** ***** read any power to the keypad, yet no function will mean you need to replace the keypad