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Search preserved mailing-list messages and current email and website contributions. Current posts are searchable before weekly archival. Recovery gaps remain possible. Words are matched together; try fewer terms if needed.

Page 5+: 60 results shown for Pressure cap.

Source-balanced relevance: matches from both collections are interleaved, with source dates breaking ties. Restoration time is not the original posting date.

  • Re: Overflow coolant Tank
    Historical mailing list - George Thorburn
    Sun, 26 Feb 2006 08:33:21 -0600
    ...tank cap. They only cost about $10.00 and over time the valve inside ages and does not let excess coolant and pressure get...
  • Re: disappearing coolant??
    Historical mailing list - Malcolm Stebbins
    Fri, 12 Sep 2003 08:28:21 -0700
    ...engine and the heat begins to build, does the radiator cap get enough pressure to open. At least this is my experience and understanding...
  • Re: A Different Coolant Problem
    Historical mailing list - Dave Mcneely
    Mon, 9 Sep 2013 14:35:40 -0500
    Tom, if the pressure cap is leaking, then air can enter it just as coolant can escape. mcneely ---- Tom Carchrae <tom@CARCHRAE.NET> wrote...
  • Air conditioning - 1988 GL 2.1 WBX
    Historical mailing list - John Rodgers
    Sun, 19 Jun 2016 12:17:21 -0500
    Where is the high pressure service port on this rig? The low pressure service port was obvious with a blue cap as the result...
  • Re: oil pressure diagnosis.
    Historical mailing list - neil n
    Thu, 22 Oct 2009 11:11:49 -0700
    On Mon, Oct 19, 2009 at 5:06 PM, Dennis Haynes <d23haynes57@hotmail.com> wrote: > Another cause of low oil pressure on these engines...
  • Cooling system woes (again, again, again-again)
    Historical mailing list - Brian Sassone
    Sat, 21 Jul 2001 05:47:05 -0700
    My '87 likes to barf out its coolant little by little through the pressure cap into the overflow tank to the point where the...
  • Re: One Time Coolant Leak
    Historical mailing list - David Beierl
    Mon, 1 Oct 2012 14:52:51 -0400
    ...might have happened? Check/clean/replace your pressure cap. That will either cure the problem or eliminate the cap as a suspect. Yrs, d
  • Re: Ezee Brake bleeder kit from IPD
    Historical mailing list - Bill Johnson
    Wed, 16 Feb 2000 15:37:25 -0600
    ...not that much pressure - keep in mind the air is coming from a tire (usually). There is a special cap that fits to the...
  • Was:Re: head gasket problem ?
    Historical mailing list - Larry Alofs
    Sun, 23 Sep 2001 12:45:44 -0500
    ...What I meant to > say was that AFAIK, the Coolant Reservoir cap pressure > relief valve is set higher! than the "normal" operating temp > of...
  • Re: No coolant traffic
    Historical mailing list - dylan
    Sat, 26 Dec 2009 08:52:19 -0800
    ...the coolant from the reservoir tank to the pressure tank.� I installed a new cap and still nothing.� The bleeder valve on the thermostat...
  • Coolant Tank Issues
    Historical mailing list - Kurt Grotz
    Tue, 7 May 2013 06:25:11 -0400
    ...As soon as I loosened the blue cap pressure started filling it up from the rest of the water system. I quickly tightened it...
  • Re: CANCEL THAT: WAS Testing fuel delivery results, one oddity, now NO oddity
    Historical mailing list - mark drillock
    Sun, 19 Aug 2012 14:43:59 -0700
    ...it for sure. > try following what they say for pressure testing a waterboxer pressure > cap - they show you testing a diesel vanagon one, and...
  • Re: Air Getting into Cooling system
    Historical mailing list - Dennis
    Fri, 7 Apr 2006 11:08:33 -0400
    ...Running pressure is likely somewhere around 7psi...but if you can't find the leak, you need to get closer to the rad cap...
  • Use Fuel Pressure Tester to Test Cooling System Pressure? (engine running)
    Historical mailing list - Neil N
    Sun, 21 May 2017 12:31:10 -0700
    ...I plan to re-use a broken WBX blue coolant tank cap to build my tester. I probably have a dial type tire pressure...
  • Re: A Different Coolant Problem
    Historical mailing list - Tom Carchrae
    Mon, 9 Sep 2013 15:04:50 -0700
    ...A leaking cap valve reduces the system pressure so boiling is >> more >> > likely to occur with a bad cap. >> > >> > Whether the "air" is combustion...
  • Re: impending winter maintenance (Syncro tire pressure)
    Historical mailing list - Joel Walker
    Fri, 11 Sep 1998 12:40:40 CDT
    ...check the TIRES for the proper pressures. not all 185/70R14 tires have the same Max Pressure or the same weight carrying capacity.
  • Re: Cooling System Weirdness
    Historical mailing list - Marc Perdue
    Sun, 11 Jun 2000 11:02:00 -0400
    ...the cap on the expansion tank operates as a sort of two-way pressure relief valve. If the pressure is too high in the...
  • Re: Blam! Bleeder valve destruction and some other thoughts!
    Historical mailing list - Eric Caron
    Wed, 29 Mar 2023 22:48:40 -0400
    ...After working on this for many hours I discovered that the pressure cap that came on the new expansion tank was defective, it didn...
  • Re: Fuel tank removal disappointment
    Historical mailing list - Bill Collins
    Fri, 5 Sep 2003 04:38:47 -0400
    ...Fuel pressure is good (at least normally, could not induce symptoms > while testing), new plug wires, cap, rotor, plugs ok, timing ok, hall > sender...
  • Re: Use Fuel Pressure Tester to Test Cooling System Pressure? (engine running)
    Historical mailing list - Larry Alofs
    Sun, 21 May 2017 16:53:54 -0400
    ...I > plan to re-use a broken WBX blue coolant tank cap to build my tester. > I probably have a dial type tire pressure...
  • Re: Coolant Leak from Coolant Reservoir
    Historical mailing list - Garrick Chang
    Sat, 16 May 1998 18:07:50 -0800
    > Since it is a closed system the increasing pressure of > expanding coolant would blow a hose loose. So at 15 psi the pressure cap...
  • Re: Coolant Explosion '86 Syncro
    Historical mailing list - Dana E Hager
    Tue, 24 Aug 1999 19:58:05 -0700
    What color WAS your expansion tank cap...black? All new tank caps are blue, I believe this was to reduce pressure and stop the...
  • Coolant Explosion - Followup and Response Summary
    Historical mailing list - John-Reed Maffeo
    Tue, 24 Aug 1999 15:25:59 -0700
    ...Excess pressure built up in the system and blew out the sensor. I am going to replace the main tank and cap and the...
  • Re: Bubbles! Fun with cooling...
    Historical mailing list - Mike Collum
    Wed, 16 Jan 2008 21:58:31 -0500
    When I had a cracked head on my '84 I was getting bubbles into the pressure tank with a good cap. New head old...
  • Re: VW radiator caps
    Historical mailing list - ERIC ZENO
    Thu, 9 Jan 1997 12:32:50 -0500 (EST)
    ...cap on the Vanagon to leak pressure! You got it right! Eric Zeno
  • looking for a tool to pressure test my coolant system
    Historical mailing list - Mark Cumnock
    Fri, 3 Jun 2005 10:50:49 -0400
    has anyone been there done that? I assume that you take off the burp tank cap and install the pressure tester there. Has someone...
  • Re: Propane Tank Capacity for '85
    Historical mailing list - James W Wagner
    Mon, 23 Apr 2001 11:39:14 -0400
    ...80% of the capacity is usable, so that there is no pressure build up. The overflow valve indicates 80% capacity from what I remember...
  • FS 84 vanagon gl
    Historical mailing list - Daniel L. Katz
    Thu, 22 May 2008 22:25:52 -0400
    ...original rubber fuel lines and coolant hoses ok, but would suggest replacing, along with new coolant pressure cap (haven't replaced cap to limit...
  • Re: Coolant with Zero Pressure
    Historical mailing list - Denis B�lisle
    Mon, 15 Oct 2001 00:45:10 -0400
    ...add 2 degrees per pounds so if you got a pressure rad Cap of 16 pounds you add 32 degrees the boiling point 212...
  • Re: Headgasket diagnostic "trick"
    Historical mailing list - Don Hanson
    Wed, 28 Apr 2010 12:51:11 -0700
    ...If there is pressure there when you remove the > pressure cap ... > yup .....exhaust and combustion pressure are getting into the cooling > system . > it's...
  • Re: Coolant Tank and Gasket
    Historical mailing list - Michael Sullivan
    Mon, 13 Dec 2010 06:16:56 -0600
    ...them cold right to the bottom of the filler cap opening. > > the pressure cap also has to be good about the function of sucking...
  • =?utf-8?Q?Re:_Aluminum_coolant_tanks._Why=3F=E2=80=A6=E2=80=A6.sou?= =?utf-8?Q?nds_compelling=E2=80=A6.?=
    Historical mailing list - Tom Neal
    Sun, 25 Jul 2021 09:50:22 -0700
    ...I have a couple of extra tanks that started leaking, detectable with the pressure tester. That aluminum tank sounds compelling. Also have several caps...
  • Re: To those '83-'85 Vanagon folks
    Historical mailing list
    Wed, 7 Sep 94 8:09:39 EDT
    ...There may be a way to pressure test the rad....and a rad cap if they have them. DC -- ---------------------------------------------------------------------- David Carment School of International...
  • Re: Euro-Engine: 85 Volkswagen Van, Cooling, Coolant, Air
    Historical mailing list
    Sat, 21 Aug 1999 10:08:08 EDT
    ...Also if you have a flow problem with a properly working pressure cap, and your waterpump is working properly, then it is probably your...
  • Re: Calif 2008 emissions fuel tank pressure testing? /NO Emissions Question
    Historical mailing list - Kim Springer
    Mon, 3 Mar 2008 23:12:38 -0800
    ...But, no more leaks and the tank holds pressure. When I take the cap off it puffs out air like my other cars do...
  • Re: Oil pressure light 87 Vanagon
    Historical mailing list - George Goff
    Thu, 12 Feb 2004 13:04:00 EST
    ...my experience, an oil pressure switch conductor could be chafed or pinched somewhere along its tortured routing causing a capricious high resistance short. George
  • Cooling System Pressure Testing - make your own tool CHEAP!
    Historical mailing list - Nathan Mc Blain
    Sat, 24 Mar 2007 16:27:34 -0700
    ...used cap to remove the valving and attach an air compressor or hand tire pump to the pressure tank. Apply your chosen pressure (I...
  • Re: Aluminum coolant tanks. Why?
    Historical mailing list - Richard Koerner
    Sat, 24 Jul 2021 00:00:42 +0000
    ...The metal based tanks are much more tolerant and so is the pressure cap. In addition the standard design cap used with these tanks...
  • Re: Calif 2008 emissions fuel tank pressure testing? /NO Emissions Question
    Historical mailing list - Donna Skarloken
    Mon, 3 Mar 2008 21:15:59 -0800
    ...Calif 2008 emissions fuel tank pressure testing? /NO > Emissions Question > > > BenT is correct they do test the CAPS only. careful my cap was good...
  • Re: head gasket problem ?
    Historical mailing list - wolfgang
    Fri, 21 Sep 2001 18:50:13 -0500
    ...There's still an outside chance that the cap is the culprit. So here's my plan: A) Try a pressure cap that is...
  • Re: [WetWesties] Engine Still Overheating - Need Advice / Chapter Three
    Historical mailing list - Randy Huyck
    Sat, 26 Feb 2005 08:19:22 -0800
    ...Wait - I don't mean the overflow bottle just behind the license plate - I mean the bottle that houses the pressure cap and the...
  • Re: 4th heater core burst in 1 year!
    Historical mailing list - David Beierl
    Thu, 28 Jun 2001 20:22:16 -0400
    ...I'd get the pressure cap tested toute suite. It's supposed to blow off any pressure over about 14 psi. And the whole...
  • Re: warm up and coolant pressure on head gasket seals>
    Historical mailing list - Paul Mayfield
    Fri, 4 Jan 2002 16:25:25 +0000
    ...pressure is enough to bulge hoses, are head seals also stressed? I've heard of engines doing perfectly well with no radiator caps. (early...
  • Re: 4th heater core burst in 1 year!
    Historical mailing list - David Beierl
    Thu, 5 Jul 2001 18:55:59 -0400
    At 05:54 PM 7/5/2001, Mark Dorm wrote: >Pressure cap? What exactly is this and where is it? The other day I...
  • Re: 84 Westy strange compression readings
    Historical mailing list - Ben huot
    Mon, 11 Mar 2002 02:38:44 -0500
    ...A cooling system pressure tester can be installed in place of the radiator cap. Pressure in the cooling system and hot coolant are not...
  • Re: coolant overflow fears and thoughts
    Historical mailing list - Tom Carchrae
    Thu, 9 May 2013 10:08:11 -0700
    ...I know > it holds > pressure (loosened it while warm!), and I know it can let > fluid/air in/out. > > > Yes, pressure caps are cheap...
  • Re: coolant overflow tank
    Historical mailing list - OlRivrRat
    Mon, 25 Feb 2013 23:03:51 -0700
    ...the tube that > connects to the pressure cap? > > I disconnected the connecting tube at the pressure cap, tried blowing > through it into the overflow...
  • Coolant cap tester
    Historical mailing list - Roger Barkley
    Sun, 8 Apr 2012 14:26:03 -0400
    Heres a picture of the gizmo I made to test the pressure cap. https://picasaweb.google.com/101787477383733954114/Vanagon Cheap Harbor Freight adjuster/gauge...
  • Re: 82 diesel 1.6na- Blowing out filters
    Historical mailing list - Robert Keezer
    Wed, 17 Jun 2015 18:10:24 +0000
    I've serviced the pressure relief valves in the Diesel oil pimp pick-tube before. You can remove the end cap, the plunger and...
  • Re: Another Stupid Tire Thread..was Re: 15" Wheel/Tire Report -
    Historical mailing list - Dennis Haynes
    Fri, 18 Mar 2005 20:41:57 -0500
    ...Drop the pressure, drop the load >handling capacity. The 215s at 40 psi would be at 80% pressure, which means >you couldn't expect...
  • Re: Review on DIY $20 Pressure Bleeder
    Historical mailing list - courtney hook
    Wed, 17 Mar 2010 10:16:19 -0700
    ...Holds pressure all > day and releases > easy. Did not have a back-up oil res cap, so used a Poulan > leaf blower cap > instead...
  • gas cap pressure tester
    Historical mailing list - Joseph Fortino
    Wed, 4 Dec 2002 07:10:16 -0800
    update i guess the smog house that i went to did'nt have the correct gas cap fitting to check my cap, after replacing...
  • Pressure Tester/Adapter for Vanagon
    Historical mailing list - Richard Golen
    Tue, 1 Jan 2008 11:31:49 -0500
    ...to borrow one of their pressure testers. Unfortunately, their kit is only works on US-type radiator caps, not the screw-on VW type...
  • Re: Calculating Proper Inflation PSI for Tires
    Historical mailing list - John Rodgers
    Sun, 24 Jul 2005 21:55:49 -0500
    ...99 >Load Capacity: 1710 lbs >Max Inflation Pressure: 55 psi > >The VW Silver Sticker for a 1988 Vanagon = front tire inflation of 39 psi...
  • Re: Clean my Dusty Caps
    Historical mailing list - Vdub Guy
    Tue, 15 Jan 2008 03:29:22 +0000
    ...and lightly go over the caps.> I read somewhere the other day that the really high powered pressure washers can damage and weaken the...
  • wasserboxer coolant bleeding: a repost
    Historical mailing list - Dan Houg
    Thu, 14 Dec 1995 10:21:34 CST6CDT
    ...attach this hose to a 'replacement' washer fluid pump (about $12)-- the other end will be connected to the pressure cap (works from '84...
  • Re: coolant pressure gague
    Historical mailing list - Dana Morphew
    Mon, 14 Feb 2000 10:34:24 -0800
    ...If the pressure falls you likely have leakage if it rises extraordinarily try that new rad. cap you carry. -Dana- > This is certainly easy...
  • Re: Checking pressure cap function???
    Historical mailing list - Jim Felder
    Mon, 29 Jul 2013 11:57:19 -0500
    ...My >> understanding >> is that the pressure cap should be venting at 15 psi. It is a new pressure >> cap. I have an 84 Vanagon...
  • Re: Time Delay LED Lighting Circuit
    Historical mailing list - David Beierl
    Mon, 31 Jul 2017 19:07:47 -0400
    ...The voltage from the > capacitor will begin to drop the instant a load is applied, since it's only > the pressure of so many...
  • Re: Coolant leak from coolant tank
    Historical mailing list - Scott Daniel - Turbovans
    Sun, 26 Jul 2009 19:23:39 -0700
    ...the pressure cap on the expansion bottle, will release pressure if it gets too high. If things are working right .........that will never happen...