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Housekeeping

Find cleaning advice from other Mumsnetters on our Housekeeping forum.

Dishwasher leaving rust-like marks on cutlery. What am I doing wrong?

22 replies

tootiredtothink · 20/06/2013 19:09

After years of waiting I'm not loving my dishwasher Sad

The marks on the cutlery do come off.

Am I doing something wrong? Salt and rinse aid always added as soon as light comes on. Use finish all in one tabs. I don't tend to empty as soon as cycle is finished.

Doesnt always get plates clean-and I'm at the new stage where I'm rinsing everything before stacking.

It's an ikea integrated-cheapest one they did. That'll teach me!!

OP posts:
PigletJohn · 20/06/2013 21:13

polsibly your salt dispenser lid is loose or leaking. How long does a bag of salt last you? There should be no trace of salt in the washing or rinsing water.

not cleaning properly is usually due to clogged filters, and occasionally arms. Clean yours per the maker's instructions.

Modern stainless steel is "economically" made and prone to tiny pits or spots of rust. Surface rust will come of with a green nylon scourer. The pits will stay.

Best kitchen knives are made of a steel which is very hard and not very stainless, so need to be taken out and rubbed immediately the cycle is fibnished.

PolyesterBride · 20/06/2013 21:16

Mine did this when salt lid was left off.

tootiredtothink · 20/06/2013 21:43

Thank you. I've used 2 bags of salt so far in around a month. Too much? Some salt does come out when near full....I clear that up with a paper towel then do a rinse cycle whilst empty. I wonder if that's not getting rid of it all?
Top appears to be on tightly, something to check.
I'll go back to instructions to make sure I'm doing it correctly.
As it's all so new I didn't think filters woukd be clogged-especially as I'm so anal about putting clean dishes in Blush. Novelty will soon wear off I'm sure.

OP posts:
PigletJohn · 21/06/2013 00:23

I rather think the salt is leaking out.

Give it an empty wash with no detergent, taste the water during wash and rinse cycles. Is it salty? it shouldn't be.

You may have a fault needing repair.

FiftyShadesofGreyMatter · 21/06/2013 10:58

I get this occasionally in my new Bosch dishwasher and we don't use salt over here so I don't think it's that you have a cheap dishwasher, or the salt, sorry not very helpful!

MackerelOfFact · 21/06/2013 11:03

I get this when there's too much salt. I don't top it up as often as it asks - maybe only every couple of months - and even then I don't fill it as full as it goes. Rinse aid on the other hand I top up weekly at least.

PigletJohn · 21/06/2013 16:58

there should never be any salt in the washing or rinsing water, it is only used to regenerate the miniature water softener in the base of the machine, and is pumped to the drain afterwards.

If there is ever salt in the washing chamber, your machine has a fault and needs repair.

BTW the regeneration frequency can be adjusted to suit the hardness of your water.

tootiredtothink · 22/06/2013 08:46

.

Shall report back. Thank you all for your help.

OP posts:
milktraylady · 22/06/2013 11:20

Lady in John Lewis told us to always open the dishwasher when it's done.
If you don't the cutlery will go rusty.
Especially the knives as they are always made of an alloy.

6 years later the knives are only just starting to get a wee bit rusty.

PenguinBear · 23/06/2013 08:58

We have had a dishwasher for 15 years and the only time it's ever gone rusty was when DP overdid the salt!

StealthPolarBear · 23/06/2013 09:02

My mum got told this was inevitable by a dishwasher person I think and to wash the cutlery separately.
Which kind of defeats the point...

PigletJohn · 23/06/2013 17:22

I don't agree with that.

Some stainless items will eventually go dull or get spots on them, once a year or so I give them a rub with a green scourer if so. Far East cooking utensils are I find worst quality stainless.

FALSEdichotomy · 23/06/2013 20:35

Don't - I say DON'T use lemon dishwasher tabs

stickchildren3 · 23/06/2013 21:13

I've never added salt to our dishwasher, inherited in house move 5 years ago. Dishes and cutlery always come out clean!

PigletJohn · 23/06/2013 23:32

I wonder if you have soft water.

e1y1 · 28/06/2013 23:17

We have had a dishwasher for years and NEVER used salt. Then one day, for some reason still unbeknown to me I decided to put salt in the dishwasher. After this rust spots started appearing on cutlery straight away.

We live in a very, very soft water area (one of the softest water areas in the UK) so don't know why I added salt.

Needless to say, never did it again. I also stopped using lemon/citrus based detergent and the problem has gone.

PigletJohn · 29/06/2013 00:56

I hate the lemon flavoured stuff, it clings to the plates.

CointreauVersial · 29/06/2013 01:48

OP, you say you've had the dishwasher for a month and not cleaned the filters...... My filters need washing out about once a week or I find grot stuck to the crockery. It's (usually) a really quick job, and worth doing regularly.

ThePurpleCarrot · 29/06/2013 02:05

I think it depends on the water where you live. I've lived in several countries and never experienced a problem until we came to live in Western Australia. New dishwasher, new IKEA dishwasher approved cutlery - immediate rust.

Lived in other side of country (Brisbane) before - no issues.

cheerfulweather · 29/06/2013 02:35

We've never used salt (dishwasher tech said was not necessary) always rinse and occasionally get this problem. I think our dishwasher is on its last legs, however.

cheerfulweather · 29/06/2013 02:37

Could it be your cutlery rather than dishwasher? I've only had this on my inferior brand cutlery.

angusandelspethsthistlewhistle · 29/06/2013 03:01

This reply has been deleted

Message withdrawn at poster's request.

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