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Recent content by Testicle

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    Auxillary Grounding Rod question for Powerwall 2 batteries

    When the grid fails and your Tesla Backup Gateway isolates from the grid, you will lose the protective earth. You need an earthing rod on the isolated home side.
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    Beware SMETS2 meters

    I also have a Kaifa MA120 electric meter with a gas meter installed on May 27th. 2021. The SW | WAN | HAN & GAS green LEDs all flash every ~5 seconds. However, neither the Gas Meter nor the IHD6 display are connecting. This is on a system with 6kWpk Solar, a SolarEdge inverter and three PW2s. On...
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    Tesla Covering Some MCU1 Issues for Some Owners

    The direction indicators don't work with this failure; not feasible to perform hand signals at 70mph down the motorway.
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    New Charging Regime on Home Wall-Charger

    Since reading how Tesla are actively discharging batteries held at SoCs greater than 78%, I've dropped my SoC setpoint to 76%. I now notice that the cycling period is 7 to 8 hours, with a very tight tolerance on the setpoint. I think they have significantly reduced the hysteresis, which results...
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    New Charging Regime on Home Wall-Charger

    The purpose of my post was to draw attention to the new charging behaviour and ask if others had noticed it. I don't know why Tesla has changed their strategy, but since the contactor must be closed to charge the HV battery, it follows that the 12 volt battery is now able to be charged. It makes...
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    New Charging Regime on Home Wall-Charger

    The HV contactor has to close to charge the 12volt battery and only did so when the 12volt battery was fairly-well discharged. It is this heavy cycling of the battery that is responsible for its very short lifetime. The battery in an ICE vehicle has to withstand heavy cranking currents and yet...
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    New Charging Regime on Home Wall-Charger

    I have a 2014 P85, recently at the Service Centre for over a month, for an MCU-1 repair/replacement. Current firmware: 2020.32.5 I have noticed that the car now does a top-up charge every 3:16hours, instead of the usual two day period. This seems like a good idea, since it should prevent the...
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    New Powerwall Monitor

    Thank you for the heads-up on this potentially very useful display. I'm using a RPi 3B+, running Linux 9, (stretch). I followed the installion guide in readme.md. I had problems from "docker exec -it influxdb influx" and had to pull docker from https://get.docker.com/...