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  1. J

    Hayward H100ID sometimes ignites, doesn't stay lit - gas?

    Hayward H100ID Propane. Ignites occasionally, but doesn’t stay lit. Has worked for ~1 year no big problems, just the usual annoyances. All switches/safeties are functional, and not jumpered. Heater correctly spins up fan and calls for heat. Propane begins supplying. However, ignition does...
  2. J

    Hayward H100ID propane not igniting

    I've got a propane heater not igniting and I would sorely appreciate any advice. My troubleshooting, with only one concern, suggests that it should ignite! I have a Hayward H100ID Spa/Pool Heater, Propane. It’s hooked up to a propane canister (not tank) via a 100,000 btu regulator. I’ve...