Dishwasher: soil problems and answers

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  • #14899
    admin
    Keymaster

    At the forth coming meeting we have an expert on dishwasher detergent technology coming to give a 30 minute session on everyday problems. This guy knows his stuff, kwatt and I have tested him 😉 .

    Whilst he will take questions from the floor if you have a specific problem with a customers appliance and the wash quality result, please email admin@ukwhitegoods with as much detail as you can. We will pass it on for you and try to get specific help for you, on the day.

    Kevin

    #161245
    kwatt
    Keymaster

    No questions to fire to an expert? I’m sure that you have some little issues that you want to know about surely?

    This is a uniue opportunity to get expert answers to any little irks that you may have. And remember we’ll publish the minutes and we’ll also be filming the meeting so you should get anwers.

    K.

    #161246
    bobokines
    Participant

    Re: Dishwasher: soil problems and answers

    Unfortunately I will be missing the meeting. But here’s a couple of questions to start the ball rolling…

    What’s that ‘orrible white gunk that forms around the fine gauze filters?

    How do detergent manufacturers claim that the rinse aid and softener components can still function over an hour after the three in one / four in one (and what the hell is five in one?) tablet has been dispensed?

    What can we advise customers to avoid growth of mould etc in the metering tanks and transfer hoses? The problem seems to be customer rather than machine related.

    What’s the best way to avoid bad smells forming in a low usage machine?

    Bob

    #161247
    kwatt
    Keymaster

    Good start thanks Bob, any more?

    K.

    #161248
    Penguin45
    Participant

    Re: Dishwasher: soil problems and answers

    I read the instructions and sent mine to admin@……..

    Chris.

    #161249
    admin
    Keymaster

    Re: Dishwasher: soil problems and answers

    Chris, not received here so far….


    Kevin

    #161250
    Martin
    Participant

    Re: Dishwasher: soil problems and answers

    Penguin45 wrote:I read the instructions and sent mine to admin@……..

    :tup:

    kheath wrote:Chris, not received here so far….

    :rotl:


    Q: Tablets that include “Rinse-Aid action” actually prevent E.P.N.S and Silver cutlery from blackening, why is this?

    Q: Does tomato sauce & curry powder actually cause baskets to go pink?

    #161251
    kwatt
    Keymaster

    All sent, any more?

    K.

    #161252
    Martin
    Participant

    kwatt wrote:All sent, any more?

    Reckitt Benckiser were taken to task last year in the New Zealand courts for their “Finish Powerball Dishwasher Tablets” that caused serious ‘over-foaming’ problems. Independent reports here in the UK suggest the problem abounds here too, UKW has many such reports in it’s forums on the issue.

    Therefore,

    What is in these tablets that causes this reaction?

    How can such a oversight have come about by a manufacturer that has been producing similar detergents for many years?

    Can the consumer really rely on the claims of these manufacturers over their latest products as a result of Reckitt Benckisers mistakes?

    Where does the consumer stand here in the UK when their dishwasher fails as a result of overfoaming?

    #161253
    kwatt
    Keymaster

    Re: Dishwasher: soil problems and answers

    Sadly Ian Scully, who was going to give a presentation on this subject, has been called away to Dublin on Thurday and Friday which is a great shame as he’s a really interesting chap to talk to. We did try to get a replacement tto cover this but it fell through I’m afraid, we’d not have had the same knowledge as Ian had anyway. 🙁

    However, all the questions that have been asked have been forwarded and I will get the answers.

    Hopefully Ian will make the September meeting.

    As to your questions Martin, I know many of the answers but it’s a bit of an epic tale which I just don’t have the time to go into at the moment. It’s brilliant though. 😉

    K.

    #161254
    qas
    Participant

    Martin wrote:

    What is in these tablets that causes this reaction?

    short answer: detergent 🙂

    I see this problem regularly (in Australia) with one common theme:
    oversudsing only occurs when the user rinses dishes before washing.

    It appears that these tablets are excessively strong and designed for the dirtiest possible dishes. I generally advise customers that rinse first to cut the tablets in half and this solves any problems. Though, when the cause is explained, many go back to powders.

    Steve

    #161255
    kwatt
    Keymaster

    Re: Dishwasher: soil problems and answers

    It’s actually down to overfoaming on the rinses. This is becasuse, from what I can see and totally IMO (so Reckitt don’t try to sue my ass off), because their tablets (as well as Henkel’s (sp?) do not disolve quickly enough so are still actually still partially present on the rinse. This also seems to be the case with the new Quantum product, which is also stupidly expensive just as an aside.

    Of course this leads to a foam build-up on a cold rinse and the inevitable overflow. The problem only made worse if the customer (as most do) leave the ECO button pressed in which only lowers the temperature in most cases or also puts rinse aid in as well as a 3 or 4-in-1 tablet. This is a particularly acute problem on the Chinese made dishwashers.

    What’s annoying to me is that manufacturers recommend these products and yet they cause issues, but then *allegedly* because of course there’s no proof ;), Reckitt pays a fortune for those recommendations. Yet many manufacturers secretly tell us to advise consumers not to use these products. Still more annoying is getting a supposed “recall” on a fix due to this issue or you arrive there and get a “no-fault” call which of course nobody wants to pay for.

    So of couse if you reduce the dosage as you say by only using half a tablet then the problem should be solved or at the very least reduced, but it’s hardly ideal. Going back to proper powder is another option which will again solve the problem. In the UK (don’t know about AUS) we now have a new product by Fairy, Active Bursts, which is basically concentrated surfactant and powder in a soluble plastic bag and this also solve the issue as, by the time that the rinses arrive, the detergent is already gone. This can even speed the cycle on a machine that has turbidity sensors, like the Whirlpool machines.

    K.

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