Why does my 91 z28 still overheat I installed new Radiator hoses Water Pump 160 thermostat with 1 18 hole for slow movement Radiator and Primary fan to a Permacool 3000 cfm?

Replaced 1996 Maxda 626 engine 4-cylinder 2 L with a 1997 Ford Probe engine and car engine is running hot what can cause this?

Not enough air movement through the radiator, or around the motor; not enough radiator surface for the size of the motor / no thermostat, too much water movement through the radiator (water not cooling in radiator). - (Ignoring other obvious problems).

Why won't the coolant in the engine block get warm after a new thermostat was installed?

Chances are you placed the thermostat in backwards or there isn't enough coolant in the system to circulate thru the engine. You may have a bad water pump. But first check your temp sending unit. If your temp gauge doesnt go up at all, thent hats the problem, its your temp sending sensor, replace it answer check radiator cap, u may need a new one have been known to buy a bad thermostat when it was new check water pump with engine running above idle, and at running temp. remove radiator cap and look in radiator if water is moving, your pump is good so is thermostat if no movement is thermostat or pump u might also chck to see if air is trapped in cooling system, a lot of new vehicles need system to be bled of air after doing a repair HINT if you have a coolant overflow tank, most vehicles need coolant to be added thru this tank and not thru radiator, this being done to stop overfilling of radiator and excess air from getting in system

How can you tell if the water pump is bad on a 1998 Ford Taurus with 24v 3.0?

ONLY I repeat ONLY while the engine is cool, take the radiator cap off, let it warm up a little bit. The thermostat will open up and then you should see the water in the radiator circulate. If you see no movement, you might want to check your thermostat first. You can do this by placeing it in a pot of boling water on the stove. If the thermostat does not open then its bad. Which could be why your car is over heating, if in fact it is. But after all that your water pump should circulate the water and you sould be able to visually see movement in your radiator. Just to add to the very good advise above It is not unusual for the impeller to come loose in the pump causing a lack of water flow.

Which device in general tracks the movement of the sun?

thermostat

Why does your ram 3500 van overheat?

Typically this is caused by either an engine thermostat that is stuck closed or a radiator that is bad and needs re-cored. With the engine running and radiator cap off and engine warmed up to normal operating temperature or above, look in the radiator for coolant movement. If you see it flowing, have the radiator repaired or replaced. It,s important to remove the cap prior to warming it up to prevent injury from hot coolant under pressure.

What is the definition of thermostat?

it tells the temperature (or molecular movement) it is the same thing

How do you tell if its the water pump or a hose leakin?

The issues are very different. Water pumps fail because they start leaking through the front seal. The plugged or non functioning thermostat fails by causing serious overheating of your engine. If it fails open, you get little heat.Radiators start getting old and you will see that they seem to be ok in cool weather but on warmer days you find the car runs warm. Removing the thermostat does not resolve this issue.The main purpose of a thermostat is to get quicker heat in your car. Most cars will run with on thermostat installed. If your car still is getting warm, it is a good chance your radiator is plugged.Water pumps almost never fail in any mode other then leaking. If you take the thermostat out and start your car, you should see coolant movement. If you do, the pump is fine.

2.9 1989 Ford Ranger overheats?

Check for coolant leaks. Check operation of water pump. Check thermostat. Make sure all hoses are clear. Check radiator core for restrictions. Make sure the exterior of the radiator is clean of debris also. Sand and dirt can accumulate in the core. Engine water jacket also has to be free of any restrictions; like grease clogs, rust, accumulated sediment etc. Water pump operation can be checked with the radiator cap OFF and the engine running. You can see the movement of the coolant in the upper tank of the radiator.

How do you know diagnose if thermostat needs to be replaced?

Couple of ways I can think of offhand. If you have a car that you can remove the radiator cap (WHEN THE ENGINE IS COLD) and see the coolant in the top of the radiator is to do the following: Leave the car overnight, or for at least a couple of hours, so it will cool down all the way. Remove the radiator cap, make sure you can see coolant at the top of the radiator. Put your finger in it (REMEMBER ONLY DO THIS WHEN THE ENGINE IS ALL COOLED OFF) and the coolant should feel about 'air temperature'. Then, leaving the radiator cap off, start up your engine. You should not see any significant fluid flow in the radiator, because at this time the thermostat should be closed and no or very little coolant will be flowing through the radiator. Wait while the engine warms up for 4 or 5 minutes...if the thermostat is working correctly, at some point you will see a difference in the water in the radiator...you might see movement, or it might just start to shimmer or look different. Carefully feel the water again...if the thermostat has opened up, the water should start to get warmer as hot water from the engine block is directed through the radiator for cooling. That will give you a general idea if the thermostat is working at all, but not if it is working within specifications. If the thermostat is stuck closed you will never see increased flow through the radiator and the radiator water will stay relatively cool even as the engine starts to overheat. If the thermostat is stuck open you will see coolant flow and start to warm up immediately, even though the engine is not yet up to ideal operating temperatures. Either case is bad. To see if the thermostat is operating at the designed temperature rating, or to pre-test a new thermostat before installing it, all you need is a kitchen stove, a pot with water, and a thermometer that goes up to 212 degrees. Put the thermostat in a pot of cold water on the stove, with the thermometer in the water. Heat the pot of water...as it approaches boiling you should see the thermostat 'open' (a piece of it will move up or down, opening a gap that will allow water to flow through it when inside the engine.) See what the thermometer says the water temperature is when this occurs...compare it to the specs for the thermostat. I think thermostats usually have their designed temperature stamped on them. So if it is a 185 degree thermostat, this should happen someplace between 180 and 190. If it's a 170 degree thermostat, between 165 and 175. you get the idea. I'm saying a 10 degree range is probably ok because I don't know how accurate your thermometer is! Now to get the existing thermostat out for testing can be a bit of a chore depending on the vehicle. Usually it is mounted underneath the fitting where the upper radiator hose goes to the top of the engine or the engine's intake manifold. A couple of small bolts frees up the thermostat cover, you may have to sort of pop it with a mallet to break it loose from it's gasket, and then can take it out to test. You will have to scrape off any old gasket (don't let it fall inside the engine!) and use a new gasket or some gasket sealant when putting everything back together again. Personally, thermostats are cheaper than my labor is worth to myself, so if I was going to all this trouble I would probably just put a new one in, rather than testing and possibly reusing the old one. I DO test new ones on my stove top before starting work on the engine to replace the existing one...I have had a defective-out-of-the-box thermostat, and would rather know it was bad before I put it in the engine. NOTE I am not nor do I pretend to be a qualified mechanic. But I have been working on my own cars for over 40 years, including backyard engine teardowns and rebuilds. So take this advice as worth what you are paying for it (nothing), and plan your work accordingly. Final advice: WORK ON A COLD ENGINE. Don't start opening radiators or removing thermostat housings if the engine is warmed up...you will run the risk of scalding yourself or worse! Good luck, hope this helps, Paul H.

A radiator heats a room by heating the air which circulates in convection currents?

Yeah you are right convection currents are movement of the air

How do you know if a water pump is bad on a 92 geo storm I put a new thermostat in now the head gasket may be leaking steam and I think water is pouring out of the water pump heater wont get warm?

the steam may be water evaporating from leak when engine is hot.if water pump is leaking it needs replacing the steam may also be leaking from bad installation of thermostat easiest way to see if pump is working is to remove radiator cap when engine is at running temp. look in radiator and see if coolant is moving when you rev the engine there is very little visable movement at idle. but bottom line if you see water from pump, replace the pump

New rad new themo new hoses why is the top rad hose hot bottom hose cool?

On my 4.0 L OHV engine the top rad hose gets hot when the thermostat opens , and the bottom hose from the radiator returning to the water pump is much cooler because of the heat given off by the air movement through the radiator reducing the temperature of your coolant. Once your engine is warmed up , as long as your temperature gauge works and displays that the engine temperature is in the normal operating range , that's normal.