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From: zen cycle <funkmasterxx@hotmail.com>
Newsgroups: rec.bicycles.tech
Subject: Re: Thoughts on industrial design
Date: Tue, 29 Apr 2025 19:29:34 -0400
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On 4/29/2025 8:27 AM, AMuzi wrote:
> On 4/28/2025 10:21 PM, Frank Krygowski wrote:
>> On 4/28/2025 8:47 PM, Radey Shouman wrote:
>>>
>>> On the other hand, if you want to experience the depths of true "off",
>>> just let that atavistic 12V battery run down, and prepare to find an
>>> experienced mechanic with a jump starter just to get the door open,
>>> never mind rolling down the windows.
>>
>> I've had two 12V battery incidents with my Kia EV. Despite having a 64 
>> kw-hr battery full of electrons (at something over 300V), the car 
>> would not start. Some parasitic loss had drained the very conventional 
>> 12V battery down to a voltage too low to fire up* the electronics. One 
>> was a complete mystery, the other was a device plugged into an outlet 
>> within the car.
>>
>> I happened to have a spare motorcycle battery on hand and charged. I 
>> used that to "jump" the car's 12V battery, and all was well. It 
>> doesn't seem to require much current to kick the electronics awake, 
>> energize the relays, etc.
>>
>> The car does have a "utility mode" in which the big traction battery 
>> tends the 12V. That's mostly intended for things like camping, where 
>> one might run lights, etc. off the 12V.
>>
>> (* Note the archaic term still in use: "fire up," as with a steam 
>> engine.)
>>
>>
> 
> 
> My cars will bump start on a small incline or with two guys pushing on 
> flat ground.
> 

I miss those days....the ability to push-start should be a standard feature.