RIP ‘Wiggy’

DavidJ247

Full time elf
Joined
Dec 2, 2015
Messages
201
Location
Narre Warren
Something tripped a breaker on our display a few days ago, everything but the mega tree came back on, I found a dead psu which was promptly replaced and things were back to normal.
On further investigation I found the cause of the psu failure, an earwig had crawled inside the power supply casing and shorted a component. Pleased to say the overload fuse blew protecting the psu and the display from any major catastrophe. Although it killed the psu, a $30 Ray Wu power supply is a small price to pay after 5 years of service. Unfortunately no such protection for the earwig, RIP Wiggy!
 

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Notenoughlights

400,000+ twinkly lights
Joined
Oct 16, 2016
Messages
649
Location
Christchurch, New Zealand
I once had an earwig crawl into a plug and proceed to set up home between live and earth. Kept tripping the rcd and confusing me because I could not find the problem. Eventually narrowed it down to the one plug and dismantled it. Found the culprit and everything went fine after that.
 

vk3heg

Full time elf
Joined
Dec 10, 2018
Messages
144
Location
Ballarat
I had one do the same thing back in the incandescent days inside a SSR box. 240V must have tasted nice!. Like you I had a RCD on that box.
 

Iain

Full time elf
Joined
Nov 13, 2018
Messages
242
Location
Darwin
I once had an earwig crawl into a plug and proceed to set up home between live and earth. Kept tripping the rcd and confusing me because I could not find the problem
My shed has been doing this on and off for a year. I wonder if that’s the cause? I can’t single it down to any one point though…
 
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