On Wed, Mar 11, 2009 at 1:35 PM, Rocket J Squirrel
<camping.elliott@gmail.com> wrote:
> What's the easy way to tell whether the thermostat stays properly shut
> until the engine reaches temperature? I was thinking of starting the
> engine, take the temp of the radiator with an infrared thermometer,
> watching the temp gauge, and, according to my theory, when the gauge
> starts to indicate operating temperature the radiator should suddenly
> start warming up. That should work, right?
>
>

Short of removing the thermostat, boiling it in a pot of water and
watching/measuring with a thermometer, I would suggest aiming your IR
gun at the thermostat housing. See when the temp goes up there.

I would imaging that measuring at the rad would take longer.

Neil.

--
Neil Nicholson '81 VanaJetta 2.0 "Jaco"

http://tubaneil.googlepages.com/

http://groups.google.com/group/vanagons-with-vw-inline-4-cylinder-gas-engines