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  1. L

    Use Google Maps to program a destination in your Leaf's Navi

    On Monday I used SendToCar with a restaurant that backs up against the highway. Hopped in my car and blindly trusted the guidance directions. Maybe my first hint that something was wrong should have been the directions taking me one exit past the restaurant instead of before, but then I hopped...
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    E-MotorWerks JuiceBox - an open source 15kW EVSE

    Last time I tried to get a code from the charge error, leafspy didn't report anything.
  3. L

    E-MotorWerks - UL approval and safety

    I can get behind HW GFCI and dual head. Keep it up. Why do you need a separate controller for each head?
  4. L

    E-MotorWerks - UL approval and safety

    I'm not familiar with this "quick 220 child shock and fire starter cable" you refer to is, but I assure you this box is pretty well designed. When it's properly respected, electricity is nothing to be afraid of. The thick rubber boot on the charging cable more than exceeds the minimum...
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    E-MotorWerks - UL approval and safety

    Wow. Tough crowd.
  6. L

    E-MotorWerks JuiceBox - an open source 15kW EVSE

    No. Even with the timer on, while waiting to charge, it shouldn't cycles through clicking the relay multiple times. relay should open and close once, then the car should beep and flash some lights then nothing should happen until time to charge rolls around. How new is your JB? If it's brand...
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    E-MotorWerks JuiceBox - an open source 15kW EVSE

    I haven't tried it yet, but the new firmware is out: http://emotorwerks.com/JuiceBox_Public/8.7// Click firmware, then download the 8.7.4 zip file. You'll need to compile that code you just downloaded through the arduino environment and connect to your juicebox over usb via an FTDI cable. EMW...
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    E-MotorWerks JuiceBox - an open source 15kW EVSE

    No, I've never caught it at the moment of failure. It's always been in the middle of the night, after a few hours of charging, but not at the end. I'm not sure what happens. If the pilot line were to stop, the car would just assume the cable were unplugged and wouldn't report an error. My guess...
  9. L

    E-MotorWerks JuiceBox - an open source 15kW EVSE

    Summarizing. After a month of perfect performance, I saw 2 failures mid-charge w days in a row. Then I reset the JB by unplugging and plugging it back in. About a month later, same failures mid charge 3 days in a row. Then I reset the JB by unplugging and plugging it back in. Now I'm on day 4...
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    E-MotorWerks JuiceBox - an open source 15kW EVSE

    No correlation. Did it again today, 3rd day in a row. I plugged it in around 50% last night, and she only charged to 65 with the same error light: I just unplugged and plugged in again to reset the juicebox. Tonight, I'll plug in somewhere around 30-40% charge, and I'll have more...
  11. L

    E-MotorWerks JuiceBox - an open source 15kW EVSE

    I have a 2013. Do you have a thread? But if this were the case... why would resetting the juicebox put the issue to bed for another month? I have access to pay charge stations. But I've never done a full charge on one. Usually just enough to get me to where I need to go. Let me tinker.
  12. L

    E-MotorWerks JuiceBox - an open source 15kW EVSE

    Apologies for being unclear. I don't think it's related to rain. I suspected rain the first time around because, well, it was raining the first time, in February. But now here (San Jose, CA) we haven't had rain for a while, but we're expected to get some soon. So I don't think rain is at...
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    E-MotorWerks JuiceBox - an open source 15kW EVSE

    Nearly a month later, it's happening again. 2 days in a row again. I guess it's reboot time. Valery, is this one of the "minor" bugfixes that you are reporting fixed below? I'll flash the firmware to be the newest, also so it gets power cycled. But since it takes a month to reproduce the...
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    E-MotorWerks JuiceBox - an open source 15kW EVSE

    Interesting. If you've got an email thread going with EMW, let Valery know that you needed to hack this. I'm sure he'll be interested in root-causing this bug to fix in a future rev.
  15. L

    E-MotorWerks JuiceBox - an open source 15kW EVSE

    Glad to hear it. Did you need to make any changes to the code?
  16. L

    E-MotorWerks JuiceBox - an open source 15kW EVSE

    I will try this when I get home after work (probably not before 9 or 10 pacific time). And make detailed steps of what I did. You should be able to compile without plugging into your juicebox. It should just fail the upload step.
  17. L

    E-MotorWerks JuiceBox - an open source 15kW EVSE

    Cool. If you've got an 8.3, then don't touch the defines. First I'd try the new 8.7 version of the code as is. If that works, GREAT. If not, next I'd try setting V_AC = 240; If that still doesn't work, next I try setting the duty cycle manually. Override this chunk of code, by adding the line...
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    E-MotorWerks JuiceBox - an open source 15kW EVSE

    That's the correct cable. You can pull the source code from here: http://emotorwerks.com/JuiceBox_Public/ Then install the Arduino programming environment just as described in the juicebox manual and modify the source. The line of code you'll be changing is this one: inV_AC=read_V(); to be...
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    E-MotorWerks JuiceBox - an open source 15kW EVSE

    Does Microcenter carry them? If not, this is what you want. Amazon can have it to you in 2 days: http://www.amazon.com/SparkFun-FTDI-Basic-Breakout-5V/dp/B0068QKQEA/ref=sr_1_3?ie=UTF8&qid=1393906232&sr=8-3&keywords=sparkfun+arduino+usb The process of trying the code change is pretty simple...
  20. L

    E-MotorWerks JuiceBox - an open source 15kW EVSE

    That's a likely suggestion. There are some notes below for tweaking necessary on an 8.1 board. Ray, can you read the A1 pin on your juicebox both while charging and while not charging and follow the instructions below? Or, since its your box and you're free to do what you want. Just go to the...
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