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boiler off despite thermostat calling for heat.RA832A relay engage but pumm[big,red] is off.riser hot,return ice cold.ok. make of the boiler:HYDRO THERM. model:HC100 and serial :OX3939.[input 100 000 BTU] with it goes thermostat LUXPRO[i just changed it thought it would help but it did not].Limit control :LISTED 169H set up for 180"F and it has red[big]pump.Today still riser was hot but boiler off[relay contacts engaged though] and pump off.When i turn switch off and back on all came to life right away..Please give me an idea what should i do?Thank You

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  • Tim McElwain
    Tim McElwain Member Posts: 4,482
    Have you tried oiling

    the motor and the bearings? It may be knocking off at the pump on protecto-relay. You can use 10W-30 oil.
  • comradenino
    comradenino Member Posts: 4
    edited December 2013
    yes i did

    i put 2 drops at the beginning of season but i will try again kicks oh right away after i turn off and back on switch.
  • comradenino
    comradenino Member Posts: 4
    please help

    i kept quiet for a few days in hope it will work but not so.i did lower a,stat and kept it 1 day at 170*F then increased to 190*F and kept 1 day.filed contacts a little and tight them.also oiled pump.nothing worked.still have get down to switch and turn it off and on for pump get on and gas valve to open.any more suggestions?any will be appreciated.Thanks
  • earl burnermann
    earl burnermann Member Posts: 126

    to call for service. Cost a couple of bucks but you will get your heat back full time.
    If the women don't find you handsome, they should at least find you handy!
  • comradenino
    comradenino Member Posts: 4
    ok.guess it is time

    will do
This discussion has been closed.