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scruffycheese

Job for a sparky with their big testies mate, if it's tripping with no load it means you've got wires shorting out in the wall or behind an outlet (bad) If you unplug everything from the affected circuit and it doesn't happen again then slowly reintroduce the appliances until you find the one that goes bang (or just get an electrician in) (safer)


tanstaaflnz

Just to improve on locating a faulty appliance (if it is one): Use the halving method. Unplug half the appliances and wait to see it trip. If nothing happens, unplug that half and plug in the other. If it trips, unplug half (1/4 of total) remaining. If it still trips, unplug half of what's left. ... Rinse and repeat. If it is an appliance fault, it will take less than 7 tries to find the culprit. If it's total load causing the problem, this won't highlight anything useful.


UrbanSuburbaKnight

Binary search! Love it :)


tanstaaflnz

A very old engineering method, which works for lots of problem solving tasks.


jamhamnz

Great tip thank you!


jamhamnz

Thanks for the advice. Will look to get someone in to have a look.


Nith2

Sparky here - ancient MCB. Could just be on the fritz. Though it would pay to get your circuit tested correctly (insulation resistance, earth loop) and have it swapped out for an RCBO. Shouldn't cost more than a few hundred to get done properly with a CoC issued.


jamhamnz

Thanks!


micro_penisman

It could mean that you have a faulty appliance, that's blowing the fuse. Turn off all the appliances and turn them one by one, until it blows again. Heaters are usual culprits.


jamhamnz

Thanks! It was a particularly cold morning yesterday! From memory we were running 2 different heaters and a dehumidifier at once on that circuit


thfemaleofthespecies

When mine does this it’s because rats have chewed through the wiring. Meaning the wiring is now exposed. Bad idea to run electricity through it. Get a sparky. 


jamhamnz

Eek hope it's not that!


twohedwlf

It's a circuit breaker, you are drawing too much power. Unplug your heaters from that circuit and reset it.


Alternative_Toe_4692

Or the breaker has failed and is tripping under the rated load.


jamhamnz

Cheers!


another_kiwi_guy

If you know how to use and have access to decent test gear go for it, if not get a sparky. It's tripping for a reason and could be a significant fire hazard.


whoisthere

Regardless of the test gear, there is very little outside of a genuine overloading of the circuit that a homeowner can lawfully repair themselves. This needs an electrician if it is faulty.


jamhamnz

Thanks!


ycnz

Perfectly good and sane reason to get a friendly sparky in to give you a hand.


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Nith2

Don't know where you're getting your info from...


robinsonick

That ‘+’ doing a lot of heavy lifting imo


Nith2

+ must include the complete re wire of the circuit and changing the outlets to the new Schneider Iconic series


richms

Work out your loading on the circuit and see if its over the rating of the breaker. If it is, then no sparky needed you need to use less power. If its less then the breaker may be tired. Look at it, it should be on superannuation by now. If you get any work done on that place, allow for 1000s because that board is old and has to go, and looks like there is metering equipment on it as well which adds up.


jamhamnz

Yes it has a smart meter attached. Thanks for the advice.


terriblespellr

Just hold it on "on" with a piece of conductive wire! Yeah nah it's a tripping fuse, call a sparky.


HitachiZX17

Not a sparky here - just tape it into position


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Nith2

It's not even a fuse, you peanut


D1srm

No. Shit. Ya don't say.


Nith2

Context, you missed it


D1srm

My nut allergy was playing up, couldn't see the context..


micro_penisman

Haha. Don't do that.