![My Hayward pool heater is not going on and the display reads CE. How can I fix this. The model is H350FDN My Hayward pool heater is not going on and the display reads CE. How can I fix this. The model is H350FDN](https://f01.justanswer.com/jXKrNb1B/image.jpg)
My Hayward pool heater is not going on and the display reads CE. How can I fix this. The model is H350FDN
![H5 or HS error on Hayward heater. New August 2015.....opened pool myself.... husband passed away. Ido t think so H5 or HS error on Hayward heater. New August 2015.....opened pool myself.... husband passed away. Ido t think so](https://f01.justanswer.com/SOOqQJll/1495645303371448581877.jpg)
H5 or HS error on Hayward heater. New August 2015.....opened pool myself.... husband passed away. Ido t think so
![Please help fix my pool heater (error code: LO 'limit string open error') (Brand: HAYWARD) (Model#: H350FDN) (Serial#: 21132105109690001) I have a video here showing the general problem. I will try and Please help fix my pool heater (error code: LO 'limit string open error') (Brand: HAYWARD) (Model#: H350FDN) (Serial#: 21132105109690001) I have a video here showing the general problem. I will try and](https://external-preview.redd.it/6IH-fEliSto9PNwkpcLXRsbCOXgqXL_9IoQ_ORQML5E.png?format=pjpg&auto=webp&s=6ac34fdbd4d6fa6ccf5cf82d77e724dc155d7df4)
Please help fix my pool heater (error code: LO 'limit string open error') (Brand: HAYWARD) (Model#: H350FDN) (Serial#: 21132105109690001) I have a video here showing the general problem. I will try and
![HEATPRO HEAT PUMP, Display Diagnostic Codes -Troubleshooting Guide for Hayward HeatPro Heat Pump, - manual | Hayward HeatPro Heat Pump | Heat Pro (Page 20) HEATPRO HEAT PUMP, Display Diagnostic Codes -Troubleshooting Guide for Hayward HeatPro Heat Pump, - manual | Hayward HeatPro Heat Pump | Heat Pro (Page 20)](https://www.manualowl.com/manual_guide/products/hayward-heatpro-heat-pro-installation-3ccd857/thumbnails/20.png)
HEATPRO HEAT PUMP, Display Diagnostic Codes -Troubleshooting Guide for Hayward HeatPro Heat Pump, - manual | Hayward HeatPro Heat Pump | Heat Pro (Page 20)
![Amazon.com : Wholesale Sensors Replacement for Hayward IDXLTER1930 Heater Thermistor H-Series Low Nox Pool Heater Models 12 Month Warranty : Patio, Lawn & Garden Amazon.com : Wholesale Sensors Replacement for Hayward IDXLTER1930 Heater Thermistor H-Series Low Nox Pool Heater Models 12 Month Warranty : Patio, Lawn & Garden](https://m.media-amazon.com/images/I/61Ye9maleiL.jpg)