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  1. C

    Mastertemp troubleshooting, voltage to gas valve seems low.

    I do not see any obvious signs of critter dmg, at least not in the wires from the control board to the valve. I tried pulling the wires off the valve and testing the voltage at the control board pins, still only seeing about 6v. Two control boards, same result, maybe both are damaged. Should...
  2. C

    Mastertemp troubleshooting, voltage to gas valve seems low.

    Hi everyone, new guy here. I moved to the Austin area recently and bought a house with a pool, learning things! The pool has a master temp 400 heater that is not working and I could use some advice. First a breakdown: 1 - Not sure the age of the heater (I need to look up the SN) but it is...
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