Those pictures are from the spanish version for LPG. Now take a look at the CNG systems. Hello. Those are all the regulators for CNG by T.A. Argentina using a mixer. The first is for little engines like on three wheels. HybridSupply | Alternative Fuels | Camper Supplies Bonjour à tous, J'ai deux questions sur un vapo OMVL R90: 1) Ou est situé le vis de purge pour évacuer la condensation sur ce type de vapo ? 2) Sur la deuxième photo, à droite des deux vis de réglage (ralentie et débit) quel est l'utilité du vis (empreinte Clef allène) sur un OMVL R90 ? Offline. Gender: Posts: 642. Re: lpg probs not revving past 3000rpm. « Reply #3 on: 05 February, 2018, 17:41:28 PM ». I would take a guess its a mixture problem, from memory is there two screws on the vaporiser and a mixture screw up the line, im surprised there is soot as lpg usually gives off no sooty deposits. OMVL R90 setup/tuning guide . Did you once write a guide on how to set one of these up Austin? Or can anybody point me to one? Just got one and was going to put it on the 101 to replace the existing funny one that I just cant get 2 Parce qu'il semblerait, que mon évaporateur d'origine (OMVL R90E) ne serait pas adapté pour mon cas de figure, à savoir un système en aspiré (carburateur) et pas injection. Proverbe Shadock: « S'il n'y a pas de solution, c'est qu'il n'y a pas de problème. ». As a guide I did a similar instal in one of my vehicle using a new BLOS and 2nd hand twin tanks for under £200 excluding the cost of my labour. The rr is on a blos system with omvl r90 vaporizer and runs very well, the tr on the same vaporizer with the carbs linked and a single plate mixer, I have recently fitted this because I struggled Our R89 CNG pressure reducer is an approved in accordance with the safety regulations for gas-systems (UN/ECE 110R -01), if used together with OMVL electric control units (REG-MATIC and MILLENNIUM), R89 keeps emissions well within the limits established by the strictest standards (BS4).. Our R90 LPG pressure reducer is an approved in accordance with the safety regulations for gas-systems (UN Omvl R90/E Reduced, 2 x Per Box, 90 Boxes Per Pallet. Dimensions: 1200 x 800 x 1450 (H) mm. Damage Notes: Unused In Box. Warehouse Location: Rd2. Item Condition Is `Used`, Please Refer To Sale Terms Tab For Definition.&Nbsp; This Item Is Sold On An `As Is` and `Where Is Basis`. Location: 140-152 National Drive, Dandenong South Vic 3175. Not a link but try and get a hold of the book "Maximum Boost" by Corky Bell. Homer.