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Reliability

Continued trouble with Manzanita Micro PFC30M charger.

Posted on:
Wednesday, September 26th, 2012
Author:
Ken

I lost a week of driving in the electric car in September because I sent the charger to Manzanita Micro for repairs. They replaced a couple of chips in the charger and now I can charge at a DC input of 40amps compared to only about 32amps prior. However, the amp oscillation problem described in [...]

Posted in Charger, MR2EV, Reliability | No Comments »

EV is back on the road with new improvements

Posted on:
Friday, April 6th, 2012
Author:
Ken

It took about 2 weekends to repair the damages caused by the CV drive shaft coming loose. I had to first take all the batteries in the rear compartment out. Then take the motor and transmission assembly out so that I can clean the oil out of the damaged section on the transmission for welding [...]

Posted in Controller, DriveTrain, Instrumentation, MR2EV, Reliability, Tachometer, Transmission | No Comments »

Looks like MR2 EV is staying in the garage for a bit longer.

Posted on:
Tuesday, February 14th, 2012
Author:
Ken

So I thought the transmission leak was just from a damaged oil seal… There is more. As I more closely inspected the area around drive shaft, I noticed a couple of cracks in the transmission housing. Looks like I will be working on this thing for a bit longer… If I’d only torqued the nuts [...]

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Posted in MR2EV, Reliability | No Comments »

Assessing the damage.

Posted on:
Sunday, February 12th, 2012
Author:
Ken

After getting the electric MR2 up on jack stands in my garage, I found that the driver side drive shaft is missing the m8 1.25mm serration bolts (6 of them) and nuts. I looked all over the web and the local Kragens and Autozone stores for replacements and came up empty. I finally ordered some [...]

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Posted in DriveTrain, MR2EV, Reliability | No Comments »

Stranded!

Posted on:
Friday, February 10th, 2012
Author:
Ken

On my way home from work, I heard a sound that resembled change falling out of my pockets coming from underneath the car… For some reason, I immediately thought, “oh crap, the bolts that I used to bolt the battery racks on the bottom of the car must have unthreaded themselves!”, and pulled off right [...]

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Posted in MR2EV, Reliability | No Comments »