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  1. scubastevesa

    Welcome to the Coltri forum

    you are going to battle to squeeze a Honda GX 270 into the electric frame ? you can cut out a piece of the standard frame to accept the Honda motor - then mount the Honda on a 10 mm base plate which is attached to the standard frame pulley on electric motor is 250 mm 'pulley with Honda GX 270...
  2. scubastevesa

    Wanted: Nitrox Membrane System

    Hi Rich I am the Coltri agent for South and Southern Africa please drop me a mail on steve@coltri.co.za or +27824493576 so i can help you with your request Regards - Steve Moller
  3. scubastevesa

    Chinese compressors

    Contact Coltri for a really tried and tested product Aerotecnica Coltri - Portable Compressors - MCH-6/EM Andrea.Bruni@coltrisub.it
  4. scubastevesa

    Testing Air Quality

    check out de - ox in Italy they have a multi gas analyser that does all of the tests above
  5. scubastevesa

    Anyone heard of L&W compressors?

    I am the agent for Coltri in South Africa and have MCH 6 units in the market that have 1500 hours + with nothing other than regular oil and filter changes OK - they have been set up in pristine conditions - airconditioned room and with the added autodrain feature and they change the oil and...
  6. scubastevesa

    Mch6

    that is the old style valve - i have a few here in my parts bin rather replace with the new version
  7. scubastevesa

    I got a compressor with unknown history. Startup precautions?

    other than fresh oil and filters - i would check that the intake dust filter is in - I would also look inside the 2 silver tubes 1 is the condensate tube - the other houses the main filter - sometimes these need a clean out use a long cloth and ram rod it down there ( make sure you can hang...
  8. scubastevesa

    Refillable filter cartridges

    Hey Guys I am all for re packables ! don't get me wrong - that is one of the plus points of the Coltri Most of you who have responded are pumping for your own personal use - so Yes you will be sourcing the best materials for your filters And yes i have a machining shop friend who makes up...
  9. scubastevesa

    Refillable filter cartridges

    Iain When people start sourcing and filling their own filters with materials sourced from non compliant suppliers And then putting them in my machines - it is my Brand that people look at with expectations of air quality Below is a example of things that can go horribly wrong when people do...
  10. scubastevesa

    Refillable filter cartridges

    As the Coltri agent in South Africa - Ii am very wary of these people who have a lathe and suddenly they want to start supplying the industry Have their parts been tested and approved to international standards ? Are the materials that they supply for re packing been tested and approved Too...
  11. scubastevesa

    Get a compressor for Christmas?

    If i could throw in my 2 cents When starting up I always recommend to warm the machine up for a minute or so before putting load on it I do this by having the fill valve open - so the unit does not build pressure - at the same time I also like to smell the air coming out to make sure its OK...
  12. scubastevesa

    Coltri oil substitute

    Me too wow - that's expensive
  13. scubastevesa

    Shark Week-shame on you Discovery Channel

    I am in the Scuba industry in South Africa - We have been horrified to see these highly dramatized fake documentries - Surely in this day and age we want to be promoting and educating divers and the general public about sharks - not just making up a load of rubbish to push up ratings -...
  14. scubastevesa

    search breathing air compressor

    buy from Ray - he's just down the road from you !!
  15. scubastevesa

    high 2nd stage pressure

    Hi - you are correct in that faulty 3rd stage valve will lead to increased pressure in 2nd stage - it can also manifest in 3rd stage not building enough pressure
  16. scubastevesa

    Coltri Sub Regulators

    Coltri have 2 new regs available - both are fantastic see Aerotecnica Coltri - Regulators - POLARIS I did a 46 Metre dive ( that's 150 feet ) at 1450 M elevation ( that's 4757 Feet again) with the Polaris Reg a few weekends ago and the Reg performed flawlessly I have a Apeks XTX 200 as...
  17. scubastevesa

    MaxAir 35 (Coltri MCH-6) - Rebuilt

    a little chip in - i have customers that use the MCH 6 as their main shop compressor - they have had over 1200 hours of trouble free use - machines never been opened , they do their oil and filter changes religiously - none of the 100 hour services mentioned above they have the after market...
  18. scubastevesa

    Filter pads for mch16

    IN Suth Africa I sell them locally for R 120 for a set of 3 ( US Dollar 13 )
  19. scubastevesa

    Welcome to the Coltri forum

    Hi - the compressor oil is changed after a 5 hour run in period - thereafter every 50 hours ( Coltri synthetic oil CE 750 ) the petrol engine is every 100 hours - normal engine oil 20W 50
  20. scubastevesa

    Would you do this?

    I have done this dive a number of times ! Awesome ! it is baited - almost always attracting Black Tips - occasionally Tigers Once the water is swarming with sharks after attracting with chum you do a backward roll onto the seething mass below, as long as you don't wave your hands around you...
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