Date: Thu, 7 Jan 2021 19:25:41 -1000
Reply-To: Aaron O <aaronmichaelota@GMAIL.COM>
Sender: Vanagon Mailing List <vanagon@gerry.vanagon.com>
From: Aaron O <aaronmichaelota@GMAIL.COM>
Subject: Unsubscribe delete stop
In-Reply-To: <CAMjSMWuKdJtF2j1jonMGCGmNnOJkLq7bQvNimf0hY7Z4wCS_YQ@mail.gmail.com>
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Hi please unsubscribe me from this list
Thanks, and Happy New Year!
> On Jan 2, 2021, at 8:47 AM, Ryan Cresawn <jrcresawn@GMAIL.COM> wrote:
>
> The water pump/alternator V-belt failed on my 1991 Vanagon (2.1L engine). I
> drove 4.8 miles home. When I parked steam was coming from the engine
> compartment. I discovered that the A/C compressor belt also broke. I
> believe the A/C belt broke first and then that broken belt got caught
> between the water pump/alternator belt and a pulley which caused it to
> break. The steam was caused by coolant spraying on the engine from a hole
> smaller than a BB in the white plastic coolant bleed ring. I believe that
> hole was caused by either excessive heat or impact from one of the broken
> belts. I have assessed the damage and begun repairs.
>
> I have replaced the leaking coolant bleed ring with this kit from GoWesty:
>
> https://www.gowesty.com/product/bundles-and-kits/24210/coolant-bleed-ring-replacement-kit
>
> I did not follow their instructions entirely. They supply self-tapping
> screws they propose I fasten to painted sheet metal in the engine
> compartment. My assumption is that will cause rust. Instead, I purchased
> two 3/8-inch oak dowel rods and cut them to length. They fit perfectly in
> the white plastic clips that held the original coolant bleed ring. Then I
> used zip ties to attach the rubber hose to the dowel rods. I like the final
> result.
>
> I blew on the 16-PSI blue coolant cap and it would not make the trumpet
> sound so I replaced it with a new one. I put a washing machine flood tray
> under the engine and found a coolant leak. It was at the Temp II sensor. I
> removed the sensor and found the O-ring was dry. I replaced it with a new
> one. I also polished the sensor with Brasso and coated the O-ring with a
> thin layer of dielectric grease. I installed new belts. I made a "Libby
> bong" and followed the fill procedure. There were no external coolant
> leaks. I then started the engine and drove five laps around the block. I
> have oil temperature and pressure gauges. I noticed on my drive that the
> coolant and oil temperatures began to rise and the oil pressure, which
> started high, began to fall. Everything seemed good, but I still needed to
> look for coolant and oil mixing. I extracted about 8 ounces (250 mL) of
> coolant from the pressurized coolant tank with the blue cap. I let the
> coolant sit in my house for a week and eventually noticed a tiny film on
> top of the coolant which I assume is oil. I can provide photos if anyone is
> curious. Two days ago I leveled the Vanagon and let it set overnight. Then
> yesterday morning I let about 1-2 ounces of oil drain from the drain plug
> into a glass beaker. I found no coolant in the oil.
>
> I searched the mailing list archives and found a thread about oil being
> found in coolant. It looks like Dennis Haynes wrote in 1996 that 95% of
> "oil in coolant" problems are caused by a bad oil cooler. If the Gerry
> website were up I would provide a link to his post. I bought a new oil
> cooler but have not replaced it yet. I drained the oil yesterday. My next
> step is to drain the coolant. I will then remove the oil filter and then
> the oil cooler. My plan is to install the new oil cooler and then add fresh
> oil and coolant. Should I test the oil cooler I plan to remove from the
> engine? If I find oil in the coolant after replacing the oil cooler and
> fluids where should I look next?
>
> Many thanks,
> Ryan
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