thermostat

  1. egiblock

    Hayward pool heater thermostat holder leaking

    Hayward pool heater H100ID1 where the thermostat goes into the housing is leaking. Any suggestion on how to fix? Pic is for reference where the thermostat plugs into.
  2. A

    Pls Help me troubleshoot my MasterTemp 400

    1. Heater turning off gas every 60 sec. HLS light was on. Checked the thermostat and it was trashed, wouldn't open. 2. Got a new thermostat, but it's not opening until water temp is 145F. OK note to self, don't use cheap knockoff themostat from Amazon. Will order another. 3. Shorted the HLS...
  3. TheBigBlueFrog

    Not enough circulation - water not at uniform temp

    Our pump thermometer and our heater thermostat are both reading near 80°F, but our floating thermometer is reading a full 10° lower. My son went swimming yesterday, and he said the water at the bottom is definitely warmer. Is it normal for the cooler water to be at the top? This seems to go...
  4. mrsfluff

    Raypak RP2100 shuts off

    Hello TFP members! My Raypak RP2100 pool heater shuts off after short periods. It ignites just fine. The igniter is fairly new, I replaced it myself a few years back. I had the heater running once this season prior to now and it ran like magic for 24 hours. Nothing (such as valves etc) has been...