

| Subject: | Re: Oil pressure warnings, WAS: Mann Oil Filter and lifters |
| From: | Alistair Bell |
| Date: | Sun, 2 Mar 2014 07:49:17 -0800 |
Fingers please do my bidding correctly this time.... 14.5038 X 0.3 = 4.35 Alistair > On Mar 2, 2014, at 7:13 AM, Alistair Bell <albell@SHAW.CA> wrote: > > You still don't have it right. > > 1 bar = 14.5038 psi > 14.5038 X 0.03 = 4.35 > > Alistair > >> On Mar 2, 2014, at 6:54 AM, Dennis Haynes <d23haynes57@HOTMAIL.COM> wrote: >> >> 14.1 psi = 1 bar. 14.1 x .3 = 4.23. I stand corrected. >> >> Dennis, >> From my phone. >> ________________________________ >> From: Chris S.<mailto:szpejankowski@GMAIL.COM> >> Sent: 3/2/2014 7:30 AM >> To: vanagon@GERRY.VANAGON.COM<mailto:vanagon@GERRY.VANAGON.COM> >> Subject: Re: Oil pressure warnings, WAS: Mann Oil Filter and lifters >> >> Isn't the low pressure switch .3 bar? 1 bar = 14.5 psi? >> >> Chris. >> >> Wysłane z iPhone'a >> >> Dnia Mar 1, 2014 o godz. 22:55 Dennis Haynes <d23haynes57@HOTMAIL.COM> napisał(a): >> >>> I think some are missing the main point of the dual oil pressure warning >>> system. The low pressure switch is activated at around 3 psi. On the >>> Waterboxer the high pressure switch is ~12.6 psi. On the inline engines the >>> high pressure switch is ~ 25 psi. Having only the low pressure really means >>> that at speed it is no longer an oil pressure warning indicator but a >>> replace engine indicator. Unfortunately the engine would let you know >>> something was wrong by the strange noises, loss of power, the sudden smoke >>> screen as a rod exited the case. >>> >>> If your engine can't maintain 12.6 psi at 2,000 rpm you do have a problem. >>> Now with the water boxer it is possible to get the oil so hot that the >>> viscosity drops to the point that you will get the buzzer and there may be >>> nothing wrong except for that high oil temp. However that is still not a >>> healthy situation over the long term. If your driving style or needs are >>> such that this is problem then a good fix is a well-designed oil cooling >>> system. I am convinced that the oil cooler is the main reason I have had >>> such good luck with the engine in Fun Bus. >>> >>> Dennis >>> >>> -----Original Message----- >>> From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On Behalf Of >>> mark drillock >>> Sent: Saturday, March 1, 2014 10:35 PM >>> To: vanagon@GERRY.VANAGON.COM >>> Subject: Oil pressure warnings, WAS: Mann Oil Filter and lifters >>> >>> I think the biggest improvement was making the oil warning led a blinking >>> warning to better get the driver's attention. The second oil switch I agree >>> is of debatable value except it allowed for a loud warning buzzer to be >>> added to really get the driver's attention while driving. I might be happier >>> with just a 1 switch setup if it was combined with a buzzer that triggered >>> whenever the warning light came on while the engine was running. An oil >>> pressure gauge is not a viable substitute for a warning light but does its >>> uses as an additional item though I know of many people who added one only >>> to have IT be the source of trouble. >>> >>> Mark >>> >>> Stuart MacMillan wrote: >>>> Interesting. But what's that good for other than causing anxiety? >>>> Without a gauge to monitor pressure under various conditions it's >>>> completely useless IMHO. >>>> >>>> Stuart >>>> >>>> -----Original Message----- >>>> From: mark drillock [mailto:mdrillock@cox.net] >>>> Sent: Saturday, March 01, 2014 4:36 PM >>>> To: Stuart MacMillan; vanagon@GERRY.VANAGON.COM >>>> Subject: Re: Mann Oil Filter and lifters Was:Engine Starting Problem >>>> >>>> This supposed correlation of the new dynamic oil warning system with >>>> some weakness in the 2.1 ignores the fact that VW began fitting the >>>> more complex dual oil switch system to all their vehicles in roughly >>>> the same time frame. The major makeover to the electrical system >>>> beginning in 86 Vanagons was merely a convenient point in time to also >>>> add the same modernized oil warning system that many of their other >>>> cars got the year before. >>>> >>>> Mark >>>> >>>> >>>> >>>> Stuart MacMillan wrote: >>>>> ..... >>>>> If you want to really know what's going on with your engine and >>>>> bearings, install an oil pressure guage. Ignorance is not bliss with >>>>> waterboxers, especially with the 2.1s! VW knew this, and that's why >>>>> they installed two pressure sensing systems. ..... >>>> >>>>
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