W

Wilko

Evening All - got a call from Customer who had trouble with her washing machine which resulted in a damaged outlet for me to replace. Story begins with an odour in the utility room, which she rightly detected was coming from the washing machine (a late model German device). As she pays for appliance maintenance they attended and advised to put chemical cleaner through the machine on the "2 and a 1/2 hour long 90 degree cycle" which she later did. And the smell got worse and "the board clicked off". They attended again and found plug had failed. I can just see the fella - Smell of burnt plastics and cleaning the machine wasn't the fix, better note that down... :) .

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ALWAYS THE NEUTRAL, ALWAYS THE NEGATIVE WAVES.
Certainly was here. I've kept the bits and will have a closer look, but I think the outlet to plug neutral pin has been arcing, as there is pitting in the plug. Machine only 2 y.o. Poor spring tension from the outlet? N wires just had a tiny bit of local heat damage and were not loose in the fitting.
 
Seems to be an increasing number of plug pins burning recently , even on kettles. Must be more rubbish mains plugs being turned out.
 
never had a problem with our kettle:
shopping


or the washing machine:
shopping
 
I had similar last week with a Bosch washing machine. approximately 2 1/2 years old. used pretty much daily. Had burning and melted socket/plug on the live terminal. the socket was fine on the rear but the terminal inside was completely melted and blackened

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Don't worry, the new arc protection units will start tripping long before you see or smell the burning plugs and you'll probably need 15 grands worth of test equipment and several hours to localise the tripping fault.
It will be interesting to try and sell the Arc protection to the customer.... I dont even think the manufacturers will be ready with them if they are made mandatory... could cause chaos... by the end of next year i could see amendment 1 coming out!
 
It's just the same as the AMD3 carp. If the manufacturers actually made proper robust products instead of the cheap and nasty ---- they turn out there would not be any problems, same as if domestic installers had a decent breakfast and put some elbow grease into tightening screws up.
 
It's just the same as the AMD3 carp. If the manufacturers actually made proper robust products instead of the cheap and nasty **** they turn out there would not be any problems, same as if domestic installers had a decent breakfast and put some elbow grease into tightening screws up.

Yeah, these new modern boards with their flimsy contact screws and folk that don't know how to tighten them up, wasn't like that in the old days... ;)
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Seems to be an increasing number of plug pins burning recently , even on kettles. Must be more rubbish mains plugs being turned out.

Coincidentally, only yesterday I noticed the flex was worryingly warm after one boil at the grip of our new kettle's moulded plug and the neutral pin was hot. 1mm2 flex and 2.5kW element. Not the socket - same heating problem wherever I plugged it in. Cut it off for a wired plug.
 
I had similar last week with a Bosch washing machine. approximately 2 1/2 years old. used pretty much daily. Had burning and melted socket/plug on the live terminal. the socket was fine on the rear but the terminal inside was completely melted and blackened

View attachment 42424

Oh look, this time it's the live connection that has failed...
 
Coincidentally, only yesterday I noticed the flex was worryingly warm after one boil at the grip of our new kettle's moulded plug and the neutral pin was hot. 1mm2 flex and 2.5kW element. Not the socket - same heating problem wherever I plugged it in. Cut it off for a wired plug.
So I'm thinking what does my photo background BYB say on this? The rating of 1mm flex from Table 4F3A is 10A so 2.4kW at 240V. Hmm. So what's my kettle then? Base says 3kW at 240V so 12.5A - also supplied with 1mm. No signs of distress yet, except in me. I'll check it with clamp meter - hopefully they are Chinese Watts :) .
 
No paid jobs today, so results were that current measured from 12.1 to 12.3A, depending on clamp meter positioning (well, nobody's perfect) and 233V. The pic shows an happy accidental av of 12.19A flowing through the 10A BYB rated 1mm flex, giving about 2.8kW of Tea Power.

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The black plug in #23 is exactly like the one I cut off my kettle. I have thrown it away after making it safe by removing all the pins. Are they made in China?
 

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The Washer Repairman Story ...
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Wilko,
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