Miele Wash M/c W842 Fault Code Flashing `Rinses`

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  • #33944
    laurenceuk
    Participant

    Hi,

    The UK Whitegoods faults book (pages 53-54) shows two possibilities of
    wash progress columns but the closest is the one I have shown below.

    Novotronic 3.

    A flashing `Rinses` LED indicates either `Tacho OC` (Presumed motor
    tacho) or `Motor brushes worn`.

    The W842 I am attending to is neither of the ones in the book but is titled
    a Premierenovo or Novopremiere, can`t remember which 😳

    No sign of any numbers as the Novotronic 1 & 2 or Novotronic 3.

    The customer washed a bag of ropes from his yacht in the machine and
    found that the machine had moved across the floor on his return.

    When used again there was no motor action.

    I Have tested the motor circuits and they are fine.

    I am now assuming the control module is use (no sign of any component
    on the module having blown).

    Again from the faults book for Novotronic 1 & 2 (which is not similar to the
    W842 wash progress column of lights) show `Rinse 3` as a control
    module failure.

    There seems from this, to be some precedence for a control module fault
    to show through the `Rinse` indicators.

    I need to know if the W842 has a different fault legend, does anyone
    know it and does my conclusion seem reasonable.

    Always scary ones these as the part hass probably got a big price tag.

    Thanks

    Laurence

    #240643
    Seamy
    Participant

    Re: Miele Wash M/c W842 Fault Code Flashing `Rinses`

    Basically its the electronic saying that its sent power to motor but did not receieve a signal back from tacho to indicate movement.

    I’ve had to replace motors, motor modules, brushes & electronics with this fault

    Most likely fault is that motor wasn’t able to turn drum & has possibly damaged it, take it off & look for damage to armature, or carbon brushes

    #240644
    laurenceuk
    Participant

    Re: Miele Wash M/c W842 Fault Code Flashing `Rinses`

    Hi Seamy,

    Thanks for your response.

    I have removed the brush and tacho housing from the front of the motor
    and checked brushes and tacho cct – all ok.

    The field windings have a cct as does the armature and the cut out is good.

    It seems the motor is good.

    Laurence

    #240645
    admin
    Keymaster

    Laurence,
    I assume that is that modell with square PCB on lower right corner of door…
    You have there wiring diagram… check wiring and motor on PCB connectors and thermosafety device from motor too…
    Also from PCB measure if is gone 6Ampers saftydevice (brun or blue little cylinder near motor connector), motor relays or if you are able check also motor transistors&diodes (depending on model)…
    Panel buttons block also can do this…

    #240646
    clayside
    Participant

    Re: Miele Wash M/c W842 Fault Code Flashing `Rinses`

    Have had a few do this it has always been electronic faulty if motor reads ok. Part no of electronic 4825452. Clayside

    #240647
    laurenceuk
    Participant

    Re: Miele Wash M/c W842 Fault Code Flashing `Rinses`

    Thanks for the feedback folks, it`s much appreciated.

    Hi Baron,
    How`s things?
    This one has module behind facia panel.

    Hi Clayside,
    Thanks for the reassurance and that`s the part number Miele gave
    (£130+pp+vat).

    Laurence

    #240648
    admin
    Keymaster

    Aaaa, is that model with new model of holes on tube… like honeycomb…there is one transistor (something like IRGB…) and one suppressor diode…
    Anyway… verify if PCB is “seeing” motor like I told you so, and if wires and motor (both coils, rotor, tacho and cut-in) are in good stage then sure is PCB…

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