Raypak Hi Limit 1 Fault: Quick Troubleshooting Guide
If your Raypak pool heater suddenly stops working and shows a “Hi Limit 1 Fault” error, it can feel frustrating—especially if you just want to enjoy a warm swim. This error is common in many Raypak heaters, but it leaves many pool owners confused about what it means, why it happens, and how to fix …