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Author: jbman

What is Precharge, and How Do You Use It?

April 26, 2020 jbman 2 Comments

You’ll often hear people shouting about how you have to precharge your controller or inverter, or that you’ve got to…

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Posted in: Uncategorized

The Updated Adapter Plate has Arrived!

February 27, 2020 jbman 16 Comments

After much internal debate, I decided that redesigning my adapter plate would be the best move. I updated the drawing…

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Posted in: EV Conversion, Projects

Step One: How to Budget for Your EV Conversion

January 19, 2020 jbman Leave a comment

A lot of folks have asked me about step-by-step guides for building your own electric car. Since these vehicles are…

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Posted in: EV Conversion

Updated: Nissan Leaf EM57 Motor Adapter Plate

January 13, 2020 jbman 6 Comments

Hey, folks! It’s been a while since I’ve gotten some work done on the Mercedes. After a catastrophic inverter failure,…

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Posted in: Uncategorized

P&S Nissan Leaf Control Board Pinout

March 8, 2019 jbman 22 Comments

I have seen a lot of questions about how to wire up Paul’s control board for the Nissan Leaf inverter.…

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Posted in: EV Information, How To, P&S Leaf Control Board

Writing Software to the Microprocessor in the DIY Leaf Control Board from P&S

February 20, 2019 jbman Leave a comment

Paul sent me the software update with the field weakening feature. The time has come to actually load the software!…

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Posted in: How To, Paul & Sabrina Power Electronics

Tackling the Auxiliary Wiring…

jbman Leave a comment

…so that it doesn’t look like spaghetti. I have worked on the wiring (among many other things) in a few…

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Posted in: Uncategorized

Contactor and Control Boxes

February 14, 2019 jbman 4 Comments

I have just finished building the boxes that will house all of my contactors and control boards. These will make…

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Posted in: Projects

The Coupler Has Arrived!

January 31, 2019 jbman 4 Comments

The coupler came in, so I put the clutch centers on and checked it out. It looks pretty good! I…

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Posted in: Projects

Power Watcher EV Dashboard

January 28, 2019 jbman Leave a comment

Instrumentation Solution I have found a company that is making a dashboard system for EVs running up to 200 volts.…

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Posted in: EV Information

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