Date: Tue, 15 Sep 2015 22:23:54 -0500
Reply-To: John Rodgers <jrodgers113@GMAIL.COM>
Sender: Vanagon Mailing List <vanagon@gerry.vanagon.com>
From: John Rodgers <jrodgers113@GMAIL.COM>
Subject: Re: Coolant Drain - 2.1 L
In-Reply-To: <BAY405-EAS1075CA6FFF50B6376AB80A8A05B0@phx.gbl>
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Dennis, thanks. I will give this a good look in the morning with your
printed instructions at my side.
John
On Sep 15, 2015 7:56 PM, "Dennis Haynes" <d23haynes57@hotmail.com> wrote:
> If you're not looking to do a complete coolant change then begin by
> disconnecting the hose from the pressure tank to the water pump inlet. Then
> remove the bolts holding that pipe to the water pump and disconnect the
> small oil cooler hoe from the pump. Coolant will rush out of the pipe and
> pump opening. Tilt the pipe down and more coolant will flow out. Then
> remove the bolts holding the crossover pipe from the bottom of the pump.
> This will pretty much drain the pump chamber.
>
> Loosen the nut holding the oil cooler in place. Slide down just a bit. You
> should now be able to remove the three nuts holding the pump. A short 13mm
> socket on a 3" wobble extension should help get that bottom one off. You
> should then be able to remove the pump. You will have to pry that pipe down
> enough to tilt the pump and get it clear of the studs. You may want to
> replace the hose on the other side of the pulley.
> Remove the 6mm (10mm head) bolt the holds the other oil cooler pipe to the
> head. With the pump out you should be able to manage replacing both of
> those hoses. Finish removing the cooler and replace that oil O-ring. Use
> good clamps, spring or crimp. For the hose that connects to the oil cooler
> feed you will find that it is likely the wrong size for that pipe. It is a
> loose fit. Install shrink tube on the pipe and the fit will be perfect.
>
> Carefully check the water pump pipe for corrosion especially near the
> heater return fitting. This piece likes to leak or even break off.
>
> You can do most of this job from above. Replace the Allen socket screws
> and washers preferably with stainless.
>
> Dennis
>
>
>
>
> -----Original Message-----
> From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On Behalf
> Of John Rodgers
> Sent: Tuesday, September 15, 2015 11:31 AM
> To: vanagon@GERRY.VANAGON.COM
> Subject: Coolant Drain - 2.1 L
>
> I need to drain some/all coolant in order to replace hoses on oil cooler
> and coolant pump. From a practical do-it-yourself point of view (picture
> laying on your back under the van in the slightly slanted driveway) what
> would be the best approach. Can't move the vehicle from where it sits.
>
> John
>
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