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Date:         Tue, 6 Dec 2011 08:18:13 -0800
Reply-To:     Angus Gordon <birdworks@GMAIL.COM>
Sender:       Vanagon Mailing List <vanagon@gerry.vanagon.com>
From:         Angus Gordon <birdworks@GMAIL.COM>
Subject:      Re: Replacing Oil Cooler O-ring
Comments: To: Dennis Haynes <d23haynes57@HOTMAIL.COM>
In-Reply-To:  <BAY152-ds18F5EAE19953D058A501DEA0BA0@phx.gbl>
Content-Type: text/plain; charset=us-ascii

I have a 3/8" internal pipe wrench that works perfectly, makes this job a cinch. Perhaps mine is an anomaly?

Angus

On Dec 6, 2011, at 3:17 AM, Dennis Haynes <d23haynes57@HOTMAIL.COM> wrote:

> If replacing the cooler then plan to replace the two hoses going to it. They > are a bit fragile and are a real bear to replace road side and to get when

> needed. Note that they are two different hoses. > The oil filter nipple is not a standard pipe size. It is a challenge to find > an internal pipe wrench that fits. Get a second nut and use the two nuts > tightened together method to get it out. Note that this can be a tight fit

> and difficult to get loosened. > > If you know your radiator is leaking and you have the replacement replace it > now. Counter intuitive but regular additions of coolant is not a good thing. > If the system can't maintain pressure cylinder and stud erosion can occur.

> Also, as coolant leaks out the minerals from tap water and other nasty's > remain in. As you add new coolant you also add more dissolved O2. Deposits

> and excess corrosion is the result. Fix the leaks ASAP. > > Dennis > > > -----Original Message----- > From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On Behalf Of

> Tim Englund > Sent: Tuesday, December 06, 2011 12:59 AM > To: vanagon@GERRY.VANAGON.COM > Subject: Replacing Oil Cooler O-ring > > Hello List, > > First of all, thanks for all the good advice on the fuel line leak I found

> the other day while trying to solve my auxiliary power problem. > I replaced most of the fuel lines this past weekend (all except the one from > the tank to the pump - I'll wait until the tank is almost empty before I do > that one.) > > Now I'm on to the next problem - a leaky oil cooler o-ring. My question is

> this: to get to the o-ring, It looks like I need to either remove the two > coolant tubes or I need to remove the tube the oil filter screws onto. Since > I happen to have a brand new oil cooler, I'd prefer to remove the coolant > tubes and replace the whole thing, but I'm wondering just how much coolant

> is going to be gushing out. Is it gallons or just a few quarts? In other > words, if I use a bucket to catch it, will one bucket be enough? I'm not > going to be draining the whole system, am I? (Of course the next problem is > to replace the leaky radiator, but I'm hoping to put that off for a bit.) > If, on the other hand, I leave the hoses connected and remove the tube, is

> an internal pipe wrench really the right tool? Does the tube have reverse > threads (righty-loosey)? I would have to buy or borrow such a tool. > I've searched the internet and spent some time in the list archives, but > haven't found a definitive answer. So, anybody have any suggestions? Any > links to step-by-step directions? > Also, I have no reason to believe that the oil cooler has failed, so is it

> worth it to replace it now? > > Thanks to all! > Tim Englund > '89 Westy, Zola > Ellensburg, WA


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