View Full Version : Say you had a white battery
Barrygoss
01-10-2013, 09:52 PM
What's the course recommended bailout for a 62m dive?
Or do you boys trust your unit that much?
B
jturner
02-10-2013, 07:13 AM
What's the course recommended bailout for a 62m dive?
Or do you boys trust your unit that much?
B
"Adequate", I should think!
Barrygoss
04-10-2013, 05:20 PM
"Adequate", I should think!
I'm genuinly interested, as the std 40m unit is considered to have enough onboard dil to be it's own bailout.
I wondered if the deeper batteries considered that a deep bailout would be onboard as well.
B
Chris Thomas
04-10-2013, 05:46 PM
I'm genuinly interested, as the std 40m unit is considered to have enough onboard dil to be it's own bailout.
I wondered if the deeper batteries considered that a deep bailout would be onboard as well.
B
Probably not.
It's a different course, with different objectives. The software must be different.
Sent from my GT-N7105 using Tapatalk 4
jturner
04-10-2013, 06:15 PM
I'm genuinly interested, as the std 40m unit is considered to have enough onboard dil to be it's own bailout.
I wondered if the deeper batteries considered that a deep bailout would be onboard as well.
B
Well that's not entirely true as the manual and course materials suggest you should always carry enough bailout for the dive you're doing. If my memory serves me, Padi suggest a bailout tank if going below 18m. FWIW, I'd be very nervous diving with anyone thinking of going near 62m without carrying at least 1 bailout tank... unless they were a freediver!
As for the deeper batteries, well they don't know where the bailout is coming from, only that the loop is in OC or not.
Barrygoss
04-10-2013, 06:19 PM
Well that's not entirely true as the manual and course materials suggest you should always carry enough bailout for the dive you're doing. If my memory serves me, Padi suggest a bailout tank if going below 18m. FWIW, I'd be very nervous diving with anyone thinking of going near 62m without carrying at least 1 bailout tank... unless they were a freediver!
As for the deeper batteries, well they don't know where the bailout is coming from, only that the loop is in OC or not.
Ok, that's how it was described to me by a mkiv instructor (there are other agencies than padi teaching it)
As I understand it, they flag to bailout/ not dive if the dil isn't enough to get you to the surface
I used the white battery to describe the quals of the person diving it.
Starting to see more of them on boats so it won't be long before I've got one as a buddy, wanted to get an idea of what the training suggests.
B
Ruffy
04-10-2013, 06:41 PM
I dive a mk6 a LOT...on a shallow bimble of say 10m I may not carry bailout with a full 3l dil and separate suit and wing bottles...however all dives to 20m I carry an Ali 40 and deeper an Ali 80.. My choice as I would like to be able to help out another diver wether oc or cc if the shit hits the fan!
The mk6 is a great unit for dives up to 40m..an amazing bit of kit!
I plan on progressing to well over that in the next few years but it will not be on a mk6 flashy new batteries or not!
The training I took (not PADI) says up to 20m with a full dil for each dive no bailout required/beyond that a minimum of 3l bailout tin! .............I say bollox!
MikeF
04-10-2013, 07:27 PM
The training I took (not PADI) says up to 20m with a full dil for each dive no bailout required/beyond that a minimum of 3l bailout tin! .............I say bollox!
I'd have thought you'd run out of scrubber duration before entering deco at 20m with a 1.3 setpoint so in a direct ascent to the surface dive a full onboard dil should get you up from any 20m dive with oodles to spare.
carrying seperate bailout on shallow dives spoils the fun for me.
SoggyBottoms
04-10-2013, 07:34 PM
what's the duration on the bog rolls then? on most units it's the OTU's that hit first on a 20mtr dive
and I agree about no bailout on 20mtr or shallower
MikeF
04-10-2013, 07:44 PM
manual says minimum 3 hours. so MVplan makes that 270 OTU's and 101% CNS for 180 mins @ 20m
there again I guess it'll always be 100% for 180 mins at 1.3ppO2
Ruffy
04-10-2013, 08:21 PM
I'd have thought you'd run out of scrubber duration before entering deco at 20m with a 1.3 setpoint so in a direct ascent to the surface dive a full onboard dil should get you up from any 20m dive with oodles to spare.
carrying seperate bailout on shallow dives spoils the fun for me.
You getting an out of gas buddy and you to the surface on what's left in your 3l dil can? Best of luck;)
SoggyBottoms
04-10-2013, 09:00 PM
your heads not right. what buddy?
MikeF
04-10-2013, 09:10 PM
as above and even if you had one why on earth would you be planning bailout based on getting yourself and an OOG buddy to the surface on a single 3L?
Do you plan every dive for a simultaneous triple failure of you're rebreather and you're buddies rebreather / primary gas and loss of your buddies bailout?
Have you thought through the statistical likelihood of that occurring? based on my own experience of loss of primary gas (roughly 1:1000 dives OC and 1:300 dives CC) I'd say that's roughly 1:300,000,000 dives if your buddy is on OC and 1:90,000,000 if he's CC
personally I struggle to carry my own bailout, let alone my buddies as well. I would consider the problems caused by carrying extra kit would far outweigh any remote risk of a triple failure
notdeadyet
04-10-2013, 09:22 PM
Last time I bailed out I got from 40m to the surface including a touch of deco using my suit bottle. Why make life complex? If I wanted a load of cylinders I'd stick with OC.
Ruffy
05-10-2013, 10:08 AM
Missed the bit about being a solo dive;)
I regularly dive with oc buddies and would like to be able to give gas in an emergency...what's wrong with that!:think:
MikeF
05-10-2013, 10:53 AM
It's traditional for your OC buddy to be your free swimming spare bailout, not the other way round.
You don't want to set a precedent. If they want bailout available tell them to carry a pony or dive indies or a twinset. At the end of the day the more gas they carry the less you need to.
If I were you I'd look for one of them there mythical gooey buddies. I read on the internet that they carry loads of spare gas for you and you always know what it will be.
Though saying that, despite the internet noise level, they appear quite rare up north so I've never actually seen one in the water to discover if this is true. I guess they must be a more common warm water or freshwater species?
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