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Tom, > I just returned from DEMA with information that is to be > pondered=2E Apeks > regulators require "special" or "unique" "O" rings=2E I've been using Apeks 'T' series since Apeks started making them=2E I have=20= =20 a first run T40 (before they added the 'X') which has never been serviced =20= =20 and has had everything from helium to oxygen to argon, welding, medical =20 and diving grades, and I still use it on penetration stage bottles=2E The service kits are dirt cheap for starters, but even so the o-rings are =20= =20 European metric o-rings=2E Considering how many regs are actually based on=20= =20 European designs I'm sure there is no problem in getting spares=2E As has =20= =20 been mentioned, these regs are bombproof anyway=2E Try getting o-rings, connectors and hoses for Poseidon that aren't =20 branded by Poseidon and then complain about "unique"=2E Also according to the Apeks > Factory service > representative, Enriched Air mixes above 23 percent are strictly > not recommended=2E Apeks regs have never been maker-certified for use with EAN/O2, except =20 for the "nitrox" branded ones which were a rip-off anyway=2E They began =20 making them at the height of the early 90's "nitrox will kill you" =20 silliness when manufacturers of most equipment slapped "do not use" legal =20= =20 disclaimers on everything just in case=2E Most makers, including Poseidon,=20= =20 still do the same=2E I use Apeks TX40's or older T40's on everything, no =20 reg is in O2 service and none has let me down yet=2E I did have a Scubapro=20= =20 1st stage blow apart on a deco bottle underwater and a Poseidon seized up =20= =20 completely on another dive, both regs were younger and had seen less =20 diving than any of my Apeks=2E If you want to go by the book and don't mind wasting money then service =20 kits are available and I think they still do the green and yellow =20 "nitrox" versions=2E Cheers, Stuart =20 Visit our web site at www=2Escott-wilson=2Ecom Privilege and Confidentiality Notice=2E This e-mail and any attachments to it are intended only for the party=20 to whom they are addressed=2E They may contain privileged and/or=20 confidential information=2E If you have received this transmission in=20 error, please notify the sender immediately and delete any digital=20 copies and destroy any paper copies=2E Thank you=2E Scott Wilson Scotland Ltd Registered in Scotland No=2E 48951,=20 Registered Office: 6 Park Circus, Glasgow, G3 6AX=2E UK=2E ________________________________________________________________________ This message has been checked for all known viruses, by Star Internet, delivered through the MessageLabs Virus Control Centre. For further information visit: http://www.star.net.uk/stats.asp -- Send mail for the `techdiver' mailing list to `techdiver@aquanaut.com'. Send subscribe/unsubscribe requests to `techdiver-request@aquanaut.com'.
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