[Shotimes] not enough heat

[Paul Nimz]

Hard to tell on the flow.  If the out hose is as hot as the in hose then the
problem is air transfer and not water flow.

I have used Iron Out that I rigged up a gallon of mix then allowed it to
slowly drip through the core.

Paul


On 11/19/2005 8:36:00 PM, James White (greensho@crown.net) wrote:
> The
> '95 MTX has always had a problem making enough heat since I got
> it in April of '04,
> but it was the worst that it had been on Thursday.
>
>
> Coming home from Minneapolis the outside air was in the high teens
> and the best that the heater could do was 70-80 degree air output.
>
>
> I was COLD for 500 miles!
>
> Tested the EATC functions and all seemed OK.  Water temp was right
> at 190-195 with a new OEM thermostat and cap.  But little heat!
>
> As a part of the 60k, I added a jug of Prestone flush, ran it a week
> and then drained it out, ran straight water through the system for
> 30 minutes and then drained that out as per instructions, and then
> added the 50/50 mix.
>
> I assume that the heater core has a restriction, but how do I tell
> for sure?  How tell if the heater core is allowing proper flow?
>
> And if it
> isn't, other than replacing it, what would stand a chance
> of uncloging it?  Citric acid? Phosphoric acid?
>
> regards, Jim White - greensho@crown.net
> '95mtx
> 187k and cold
> '93mtx with broken subframe mounts..
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