tricity bendix WDR1041W no heat from elements

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  • #68485
    slyp98
    Participant

    hi guys , went to this , drain pump jammed , freed out and draining fine but no heat from dryer elements , checked resistance 56.8 ohms ? , 2 stats check out ok there is a another at the front of the dryer fan housing near the control board no resistance also no power going to it , checked power going to the elements ok 230v still no heat , any info please , initially when i tured on the m/c E40 was on the display ?

    #371270
    jimca007
    Participant

    Re: tricity bendix WDR1041W no heat from elements

    Funnily enough I can’t find any ref to E40 however its in the range of door lock area .
    I would have thought if you’re getting 230v to the element and its not heating it must be the elements. I’m assuming you mean across the element you get 220v and not just a 220v live as I’m pretty sure its the neutral thats switched by the PCB.Have you checked it’s filling and emptying ok now since if the pressure vessel got blocked whilst the pump was snookered and level one never dropped out the PCB won’t turn on the element.

    #371271
    slyp98
    Participant

    Re: tricity bendix WDR1041W no heat from elements

    yeah jim its getting a live feed 220v as in it has 220v at each of the element tags and from the connector when removed from the element, i just measured it to earth so it may not be carrying current when operating . i cant measure for amperage its really tight the jaws of my ammeter wont fit , i suspect the E40 to be customer related something they could have done …..students !

    #371272
    jimca007
    Participant

    Re: tricity bendix WDR1041W no heat from elements

    ah right if your testing phase and earth and getting 220 ac that means the the constant supply to the elements is ok but as I said unless they’ve changed the design very recently its the neutral they switch on and off a standing potential difference being held at the element without a return path ( the neutral ) won’t establish current flow so the element won’t resist the flow which is what causes the element to heat. I suggest you put your meter across the two terminals of the element, stand back and switch on to dry and see if you get 220 live to neutral rather than live to earth been caught out myself before just spot checkin for a live… good luck

    #371273
    slyp98
    Participant

    Re: tricity bendix WDR1041W no heat from elements

    yeah jim i didnt get a 220 from the element , so what is the next step i seen a little water in the clear plastic pipe at the rear going from one side to the other and into the back of the dispenser drawer , so i guess it gets the signal from the pressure switch registering empty (no water in the tub) and back to the control board from there? its coming through on the stats side so is there a return path through the p/sw or straight from the control board ? thanks

    #371274
    jimca007
    Participant

    Re: tricity bendix WDR1041W no heat from elements

    level 1 on the pressure switch has to drop out, pull the hose off the p/s and try it on dry . Just as an idea I’m assuming its set on manual dry and not sensor dry as with no wet clothes in the tub the heater might not come on with sensor dry set.Pull the wires off the working stat and the overheat stat and test with the power off for continuity across each. you can test for a resistance on the duct ntc and the condenser ntc but to honest I cant remember the resistance, if their not O/C or dead short they’re prob ok.

    #371275

    Re: tricity bendix WDR1041W no heat from elements

    If it has one of those ntc (thermistor) type stats in the tub to condenser hose (bottom right hand side – easy to miss) there is the common problem of a broken wire to it to look for. As it may be caused by jumping around, wire can sometimes be broken inside insulation, thus appearing intact.
    Mike.

    #371276
    jimca007
    Participant

    Re: tricity bendix WDR1041W no heat from elements

    wasn’t aware of that one handy to know !

    #371277
    slyp98
    Participant

    Re: tricity bendix WDR1041W no heat from elements

    well had another nose around the wdr , no sign of any wires split or broken , pressostat seems fine both levels cutting in and out , took out the board and found burning on the back i didnt take it out completely , didnt fancy spending an hour and havin sliced arms and hands , but i guess thats the cause of no heat

    #371278

    Re: tricity bendix WDR1041W no heat from elements

    You got to get used to them boards. Soon they’ll be the only work going. Get it out, clean away the smoky part, you’ll see the damage ain’t that bad. Solder in a new relay you buy for £1.50 or less, job’s a good’un for £50. Even more in Euros 😆 .
    Mike.

    #371279
    slyp98
    Participant

    Re: tricity bendix WDR1041W no heat from elements

    cheers mike , i’ll try that

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