Our Bosch dishwasher is leaking from the back of the wash pump (not the drain pump, that'd be too easy) - the seal to the motor shaft is knackered. I can get the bit, along with a socking great O-ring which I need to replace anyway having bodged it (fairly adequately) a couple of years ago.
The bit is this...
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is, I can't see how to get the impeller off the shaft. I presume since the kit includes the impeller that this is probably a destructive process - anyone know for sure? I mean - I can do brute-force /and/ ignorance if needed, but I'd rather do intentional and appropriate brute-force given the choice.The machine's model number is SGS43A12GB/42, though the same pump concept seems common to a huge array of Bosch DWs.
Thanks - Guy.