Date: Sat, 11 Jul 2015 09:21:24 -0400
Reply-To: Dennis Haynes <d23haynes57@HOTMAIL.COM>
Sender: Vanagon Mailing List <vanagon@gerry.vanagon.com>
From: Dennis Haynes <d23haynes57@HOTMAIL.COM>
Subject: Re: Coolant leak - it was bound to happen
In-Reply-To: <55A0CEA5.2020509@turbovans.com>
Content-Type: text/plain; charset="US-ASCII"
https://en.wikipedia.org/wiki/Volute_(pump)
Dennis
-----Original Message-----
From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On Behalf Of
SDF ( aka ;jim lahey' - Scott )
Sent: Saturday, July 11, 2015 4:07 AM
To: vanagon@GERRY.VANAGON.COM
Subject: Re: Coolant leak - it was bound to happen
someone better put 'volute' in a limerick real fast !
I didn't even know that a vanagon has a 'volute'......whatever that is.
( but I know what the impeller runs near in the block.)
I've rarely seem them damaged, fwiw.
On 7/10/2015 4:57 PM, Dennis Haynes wrote:
> Yes it can! They can also tend to leak from lack of use. Leaking pumps
> also add the chance of the coolant contaminating the pump bearings.
> Sudden bearing failure means a tow home and some creative epoxy or
> welding work to repair the volute in the case from the damage the
> impeller does when it turns into it. If the damage is bad enough you
> can end up with an engine that overheats at idle or low speeds as it
> won't push enough coolant through the radiator to get the fan to turn
> on. Especially automatics that also have the ATF cooler as part of the
radiator circuit.
>
> Dennis
>
>
> -----Original Message-----
> From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On
> Behalf Of Roy Nicholl
> Sent: Friday, July 10, 2015 8:44 PM
> To: vanagon@GERRY.VANAGON.COM
> Subject: Re: Coolant leak - it was bound to happen
>
> Yes ... I'm in denial about that one too ;-) ... would it leak if the
> engine has not been running?
>
> On 10-Jul-2015, at 21:42, Dennis Haynes wrote:
>
>> Can also be water pump.
>>
>> Dennis
>>
>>
>> -----Original Message-----
>> From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On
>> Behalf Of Roy Nicholl
>> Sent: Friday, July 10, 2015 8:41 PM
>> To: vanagon@GERRY.VANAGON.COM
>> Subject: Coolant leak - it was bound to happen
>>
>> All,
>>
>> I went out to shift the Hyena ('88 WBX Westy) this evening and found
>> a small damp spot underneath. A closer look and I see small drips of
>> coolant
> coming
>> of the rear of the engine (or the rear mount). The van has not been
>> running in 2+ weeks, and I do not recall the leak prior.
>>
>> I check the expansion tank and it was just at the "min" line. I
>> didn't have time to crawl underneath before dark this evening, but
>> where the van has not been running, I'm hoping for a loose or cracked
>> hose at the rear of the engine (AFAIK, the hoses are all original)
>> and not the gaskets on the jacket.
>>
>> An suggestions or bets? As long as it's not the water jacket, I'll be
>> happy.
>>
>> Roy
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