what to look for?

Flyin Ryan

hated cuz he drives fords
Okey took the truck out tonite for a little bit since it's nice and cool and it's moved maybe ten miles in the last year or so... anyways didn't realize it but after I got home I left it idling and ran in the house. Came out and hooped in it and noticed the temp gauge was a bit over the middle mark on the gauge and was like wtf. Turned the truck off and heard all the lovely gargling noises from the coolant system.

I looked under the truck and nothing leaked out and all the hoses and rad are in great shape but I noticed that some coolant was seeping out of the thermostat housing gasket and instantly boiling. Im thinking that gasket ill probaby need to be friggin changed now but what else could this have effected and what should I look out for?

Anybody know what temp the middle mark is suppose to be on the factory temp gauge?

BTW the efan never turned on is why this happened so I gotta see if it's a relay or fuse but it's sitting cooling off right now.

I knew I should have just took the mustang :(

Thanks
 

wildphil

I Love My Ty's
Re: what to look for?

Since the housing gasket is leaking. The thermostat test would be in order. When you test it if it does open make sure it opens all the way.

The gauges in these trucks are not accurate.
 

Throws

Active member
Re: what to look for?

Since the housing gasket is leaking. The thermostat test would be in order. When you test it if it does open make sure it opens all the way.

The gauges in these trucks are not accurate.

Hell... if a T-stat gasket is in order, do the thermostat anyways. They have the models that have a "stuck bypass" in them. Robert Shaw, I think, is the brand.

-P
 

SY-1193

Active member
Re: what to look for?

a 50/50 mix of coolant boils at 223 deg. F. at 0 psi. If you have a stock radiator cap add another 45 deg. F (the pressure raises the boiling point). So you had 268 deg F. going on there approx. or more!

I agree - replace the thermostat and the gasket Since it already is leaking. Do a pressure check on the cooling system also.

Get that e fan going!
 

Flyin Ryan

hated cuz he drives fords
Re: what to look for?

New tstat and gasket will be going in no doubt about that but I started her up and ran her until she got to operating temp and no leaks even from the tstat housing but im still going to replace it.

Efan's wired up to a 60amp relay triggered by the ic pump which looks like the ic pump relay on the firewall may be dead so i gotta locate one of them
 

wildphil

I Love My Ty's
Re: what to look for?

New tstat and gasket will be going in no doubt about that but I started her up and ran her until she got to operating temp and no leaks even from the tstat housing but im still going to replace it.

Efan's wired up to a 60amp relay triggered by the ic pump which looks like the ic pump relay on the firewall may be dead so i gotta locate one of them

I missed the part were you stated the electric fan never came on. I guess you have the problem found now. Good job. I have had problems with the fuse blowing on my trucks. Finally on the black truck I wired a relay for each fan so far that has worked.
 

Flyin Ryan

hated cuz he drives fords
Re: what to look for?

everything turned out to be fine.. I drove the truck twice and it never leaked a drop but I replaced the thermostat and gasket anyways Thanks for the help fellas
 
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