Interesting coincidence….i just got one of tencents ( intrepid overland ) heater valves with the constant bleeding feature . Air bleeding of coolant, not fingers.

Haven’t installed yet.

My stock valve does not stop coolant to core any more.

Alistair

> On May 24, 2024, at 4:24 AM, Jim Felder <jim.felder@gmail.com> wrote: > > On the cheap(er) OEM style replacements, they will lose the ability to shut > off water flow no matter if they are open or closed. I went through about > three of those before ordering the then-$70 Gowesty upgrade valve and > installing it. Even then it failed after two years but they sent me a free

> replacement. That has been about twelve years and no problem with the > valve, just the cable-kink service Dennis describes one time. > > The swap out operation is almost trivial. Don’t try to work with your hands > up in the valve cavity lying on your back. Drop the glovebox and remove the > two heater hose connections from the heater core. Pinch off the hoses with

> harbor freight hose clamps so you don’t lose coolant. Lower the whole valve > assembly to the driveway and work on it there, then draw the hoses back up

> and reconnect to the heater core. > > Jim > >> On Fri, May 24, 2024 at 6:12 AM Dennis Haynes <d23haynes57@hotmail.com> >> wrote: >> >> First place to look is at the cable. Common for it to kink at the lever >> end. Easy to service after pulling instrument cluster. >> Only reason to replace valve is if it is frozen to the point it cannot >> move or it leaks. If it moves, it will close as best it can unless the guts >> were melted. >> >> Dennis >> >> >> -----Original Message----- >> From: Vanagon Mailing List <vanagon@gerry.vanagon.com> On Behalf Of ron >> johnson >> Sent: Thursday, May 23, 2024 10:03 PM >> To: vanagon@GERRY.VANAGON.COM >> Subject: Front heater never shuts off >> >> My 91 is so uncomfortable in the summer. >> Heat pours out of the dash with the heat control fully off. >> Recommendations mostly point to replacing the control valve which is a >> difficult process. Howes sells a deluxe unit for $90….. >> Can a shut-off valve be installed in an easier to access location. >> >> Many Thanks, >> Ron J >> Portland, OR >> 91 Weekender, ‘Betsy’ >>