WebJul 19, 2024 · This flame sensor is designed to use with Hayward H-Series Universal Low NOx induced draft heater models H150FDN, H150FDP, H200FDN, H200FDP, H250FDN, H250FDP, H300FDN, H300FDP, H350FDN, H350FDP, H400FDN, H400FDP, H250IDL2, H350IDL2, H400IDL2. Also fits Hayward Universal H-Series gas heater model …

I have a Hayward H Series heater. The panel shows the

WebMay 8, 2014 · My Hayward H 400 series keypad will not change temp up or down heater fires up but can not change the temp also - Answered by a verified Pool and Spa Expert ... I just had a Hayward H400FDP pool heater installed and it tries to fire up and ignite but won't, what could be the possible problem? WebJun 20, 2024 · #1 I recently purchased a home with an in ground pool. The pool is equipped with a Hayward H400 FDN gas heater. It is 4 years old. I was first getting a CE code. I replaced display board and it went away. Heater is firing up and after 1 minute of running it throws a HS Code and abruptly shuts off. robinhood tin

Hayward H400FD pool heater fixed igniter issue no …

WebSep 5, 2014 · To eliminate the LO, you can jump out the pressure switch, upper left hand corner in the second picture. Just disconnect the two wires going to it and connect them … WebMar 27, 2024 · SouthWest Alabama Feb 12, 2024 #2 If you're not smelling gas when the heater is off, or getting a pre-ignition explosion when it starts, then I suspect it's a slow closing gas valve. It sounds like the control calls for the flame to shut off and a few seconds after that, the flame sensor is still 'seeing' a flame. WebDec 31, 2024 · 217 ratings. $4898. This fits your . Make sure this fits by entering your model number. Replacement fd thermistor. Fits hayward universal h-series low nox pool heater models h150fdn, h150fdp, h200fdn, h200fdp, h250fdn, h250fdp. Also fits hayward universal h-series low nox pool heater models h300fdn, h300fdp, h350fdn, h350fdp, h400fdn, … robinhood third quarter