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Topic: Innosilicon T3 hashboard repair (Read 68 times)

donator
Activity: 1057
Merit: 1021
April 22, 2022, 07:52:42 AM
#4
What do you use to shut the farm down when grid energy price spikes?

I use 60AMP PDU's with a definite purpose contactor modded into it.  Raspberry pi  turns wemo switch on/off.

full member
Activity: 182
Merit: 152
April 21, 2022, 10:48:29 PM
#3
What do you use to shut the farm down when grid energy price spikes?
legendary
Activity: 3472
Merit: 3217
Playbet.io - Crypto Casino and Sportsbook
April 21, 2022, 06:11:12 PM
#2
The image shows that it has lots of dust and since humidity makes dust adhere to one another it could lead to a short circuit.

You should have monthly maintenance for these units and I think filtering your air intake will help reduce dust and humidity.

And MP3426 is replaceable you can buy this chip on ZeusBTC from here https://www.zeusbtc.com/ASIC-Miner-Repair/Parts-Tools-Details.asp?ID=1182
donator
Activity: 1057
Merit: 1021
April 21, 2022, 04:18:12 PM
#1
Hey guys. 

Yesterday.  5:30am power prices spike so my farm shuts down.  2 exhaust fans were left on.

Started to rain a little and humidity spiked.  Fans were bringing in humid air and all the miners were still hot.

8:30am power prices came down and the farm restarted.

I instantly lost 25 (out of 200) Avalon 1047 PSU's and around 30 Innosilicon T3+ hashboards. (out of 195 hashboards)

The hashboards almost all had the same chip blown.  This little BOOST_MP3426 board looks like it is removable.  Does anyone know what could have caused this?  Was it moisture?

I have added a humidity sensor and the farm will not restart after a humidity spike until humidity < 70%.  Also all fans now shut off when the farm shuts down.  Does anyone know anything about this chip?

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