[PSUBS-MAILIST] Manual Scrubber

[Steve McQueen via Personal_Submersibles]

James, can you send me an email outside the discussion @ psub101 at gmail.com?
I thought I had your direct email but can't seem to find it.
Thanks,
Steve

On Tue, Jun 22, 2021 at 9:43 AM James Frankland via Personal_Submersibles <
personal_submersibles at psubs.org> wrote:

> Hi Jon,
>
> I'll send you all the details of where everthing came from and how i put
> it together.  Will have to do this later.
>
> REgards
> James
>
> On Tue, 22 Jun 2021 at 12:57, Jon Wallace via Personal_Submersibles <
> personal_submersibles at psubs.org> wrote:
>
>> I agree with Steve, would be a nice addition to the Community Project
>> page.  Seems pretty intuitive in terms of putting it together but can you
>> send me a list of where you sourced the parts?  Part numbers if you have
>> them?
>>
>> Jon
>>
>> On Sunday, June 20, 2021, 04:09:01 PM EDT, Steve McQueen via
>> Personal_Submersibles <personal_submersibles at psubs.org> wrote:
>>
>>
>> James, good info. Maybe this is a good project to document and put on the
>> Psub site?
>> Steve
>>
>> On Sun, Jun 20, 2021, 2:34 PM James Frankland via Personal_Submersibles <
>> personal_submersibles at psubs.org> wrote:
>>
>> Hi all.
>> Ive been experimenting with various manual "breath through" scrubbers for
>> use in an emergency, and i have finally come up with a solution that works
>> for me.
>>
>> Ive been testing an anesthesia scrubber cartridge.  This has turned out
>> really well.
>>
>> Previously I made breathing tubes and masks that utilized the main
>> scrubber, but the trouble is that they were all too difficult to breath
>> through.  I made one with a battery electric fan to assist in breathing and
>> even one with a CPR bulb in line to assist.  Nothing really worked, but
>> this new one is really good.
>>
>> Its a cartridge for an anesthesia machine and has spherical balls on CO2
>> absorbent which makes it easy to breath through.  I used various different
>> masks until i got one that was easy enough to adapt to the hose and
>> comfortable.
>>
>> I only did half an hour as it was so hot, but I got cabin CO2 from
>> 5000ppm to 600ppm I think.  The main scrubber was on, but obviously the
>> manual one was taking the most of it.
>>
>> Anyway, I feel much more confident I can control CO2 in an emergency now.
>>
>> If anyone is interested, i can send more details of the parts used and
>> modifications, which were super simple.
>>
>> Pic attached and a video of me using it.  Skip to 7:35 for the manual
>> scrubber test.
>>
>> Regards
>> James
>>
>> https://www.youtube.com/watch?v=yyHlPgrN57Q
>>
>>
>> [image: 20210619_170803.jpg]
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