Jandy Laars LX Pool Heater / 400,000 BTU / Natural Gas "fault high limit" Questions

...it is giving me a message that says "fault check ignition control." Any ideas? check the high limit safeties, and thermal fuse for the high heat fault........ignition control can be a separate ...

...high limit" fault. If your filter is clean and you have sufficient flow, you may have a faulty high limit sensor. It should be mounted on the heater itself. The high limit sensor shuts the heater off ...

...fault high limit". and won't turn on. I checked all the wiring connections and found nothing. How It's a Jandy Legacy by Zodiac. I'm pretty sure it's an LRZ. Thanks! check by where the pipes go into ...

...fault in the cycle then most likely it's a bad high limit switch, if it continues to trip then thermal regulator, it may need both parts.If it doesn't fire at all then you will probably need a ...

...a fault description that states a "high limit switch circuit is open". How do i correct and troubleshoot this? check the fusable link for voltage on both sides if not replace also check pressure ...

...lxi say's fault high limit switch..is there a test or bypass i can try Yes you can jump past the limit switches one at a time. That will tell you which one is bad. Then you will need to replace