Questions & Answers for: hayward pool heater flame sensor

Hayward Spa Heater ignites for 2 seconds and shuts off. I have a Hayward H 250ED1 - When I turn it on, the flames fully ignite for 2 seconds and turns off, I have replaced pressure switch and bypassed

...Hi I have Hayward H250 Direct spark heater, and it sparks, and I can hear the gas valve energize, but then the display says HF, but there is no flame present? Sounds like it could be the flame

Hayward H400 IDL natural gas electronic ignition heater. My heater is about 5 yeras old and I have used it 5 times. I opened the pool this year and followed the directions to fire up the heater and it

Hayward H250 pool heater lights for about 5 seconds then shuts off. if it is an electronic model you prob have a dirty flame sensor

hayward h200 pool heater its an electronic ignition heater without a pilot light Yes it does. Flame rectification is carried back through the ignitor assembly ground. Be sure all the points of contact

...Hayward 350 natural gas pool heater. The fan runs, the unit fires, but shuts off after a few seconds. The blower switch is working, the gas valve is working, the ignighter is working, the unit worked ...

hayward H250FDN heater doesn't stay on The heater fires but goes out in 10 or 15 seconds bad flame sensor

Hayward H250 pool heater will not light I cleaned the burners, igniter, and flame sensor. The igniter does glow. The fan comes on. Gas flows. The burners will not light. After 3 tries, I get 1F code. ...

hayward 200fdn pool heater?replaced gas valve still have same code.What now? HF Flame present with gas valve "OFF" error If flame is sensed with the gas valve off the control will go into lockout. The

Hayward heater h150 ignites and shuts off check pilot generator if 500 millivolts to gas valve turn on switch if lowers should light if not check wires could be loose make sure flame sensor is above ...