What should I do when my radiator bleeds?
Typically when you bleed the radiator you will hear the hissing sound as the air is released from your radiator. You normally just leave the hissing going until you get a small amount of water coming out of the bleed valve. (recommend an old towel held underneath the bleed value while this is done as the water is usually pretty mucky).
Where is the bleed valve on a radiator?
You normally just leave the hissing going until you get a small amount of water coming out of the bleed valve. (recommend an old towel held underneath the bleed value while this is done as the water is usually pretty mucky). The bleed values should be at the top of the radiator and on each side (at least they are in the UK).
How to know if your radiator hoses are hot or cold?
Start the car from cold, run the engine for 10 minutes or so and check that one hoses is warm and the other cold. That indicates the stat is closed as it should be, so far so good. Now drive the vehicle until normal operating temperature is reached. Shut off the engine and check both hoses, they should now both be warm.
When is the top of the radiator supposed to be hot?
Either-way, the top hose gets hot after the thermostat has opened. The time the thermostat takes to open depends upon factors such as: In this post you’ll learn how the coolant system works, when the top hose should get hot and what you should do if it doesn’t. The coolant system after the oil system is the next most critical system.
Typically when you bleed the radiator you will hear the hissing sound as the air is released from your radiator. You normally just leave the hissing going until you get a small amount of water coming out of the bleed valve. (recommend an old towel held underneath the bleed value while this is done as the water is usually pretty mucky).
What’s the difference between bleeding and Flushing a radiator?
In maintaining your cooling system, you can both bleed a radiator of excess air, and flush a radiator of old coolant. Bleeding a Radiator. Bleeding the radiator is the process of releasing the air that may become trapped in the upper portion of a car’s radiator.
Why is the bleed valve on my radiator not working?
Opening the radiator bleed valve wasn’t doing anything because there was no additional water available to replace the air. Central heating systems come in two flavours — open vented and sealed — and each refills with water in a different way.
Where is the bleed value on a radiator?
The bleed values should be at the top of the radiator and on each side (at least they are in the UK). If necessary you should open one of the sides first, wait for the hissing to stop, close it again and then open the other side, ie left and then right etc.