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In message <Pine.A32.3.91.961014134625.14606A-100000@bi*.bi*.ha*
i.org>, Richard Pyle <deepreef@bi*.bi*.ha*.or*> writes

'deleted stuff'

>
>Doesn't this also mean that you have a greater probability of incorrectly 
>packed absorbent, leading to increased chance of channeling, leading to 
>an increased chance of CO2 buildup? 

Yes. The spring acting on the gauze has a pre-determined tensioned,
designed to work in conjunction with the correctly settled absorbent
filled to the right level - hence we have a properly packed canister.

> Maybe this doesn't matter as much on 
>a semi-closed unit, but on a fully-closed, canister packing has to be 
>done carefully and correctly. 

Drager told me it is IMPORTANT on any rebreather - PERIOD

> Seems to me Draeger probably had a reason to 
>put the fill-line wherever they did.

Exactly so.....


PS - Rich did you get the stuff I sent you?

Regards

Chris

E-mail:- chris@de*.de*.co*.uk*

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