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Hi Folks My MT 400 will only work when I manually operate it by bypassing the compupool controller. I jumped the fireman switch which means it in the controller or another sensor, correct? How can I confirm what the problem is?

Hi folks, First post. I have a Pentair Mastertemp 400 heater. Last week we turned on the heater to heat the spa and the heater did not ignite. I went over to the equipment and see no power at the control panel on the unit. I did see a plastic bucket had blown over and was laying on the exhaust...