Wiring to wash heater

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  • #89529
    kaibart
    Moderator

    Hi all any one changed a wash heater on a Siemens sn25m830/uk01 as the wires I have a issues with

    #441626
    aqualectric
    Participant

    Re: Wiring to wash heater

    Siemens sn25m830/uk01 is a dishwasher with the combined heatpump motor assembly. I guess your question is how to fit the wiring as the original plugs won’t fit. If you are swapping out an early type unit for a later one then the wiring and plugs will differ. The old heatpump connections are all 6.3mm tags in a row: the new version has three 6.3mm tags (heater and earth) and a small edge connector for the thermistor. Usually there is a wiring loom supplied with the heatpump and instructions how to mod your old loom to the new configuration. It’s quite a simple job even if the line drawings on the instructions are pretty cr@p.
    If the loom and diagram are not included then contact BSH and they will supply one. I had one missing a loom from the box and BSH posted one out to me within a couple of days.

    Hope that helps!

    Steve.

    #441627
    kaibart
    Moderator

    Re: Wiring to wash heater

    Cheers Steve had a heat pump motor from a Bosch d/w so used the wiring from that and managed to work out the wiring from a picture of the wiring many thanks for your reply

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