Rust and sediment can accumulate in the cooling system. Flushing the radiator helps keep the cooling system clean.
Just flushing the radiator, no but to flush the system, yes.
Yes, it is
following this link to see a picture of it. they are used in automotive application with radiator flushing machines http://www.sherco-auto.com/hose.htm
It flushes out old coolant and particulates which have formed in your cooling system.
Mineral sludge from tap water. A good radiator flushing will help and then use proper coolant to help keep the sludge building up and blocking the radiator.
Remove the bottom radiator hose. Put a garden hose into the top of the radiator. Allow the garden hose to run until the water coming out of the bottom of the radiator is clear.
The manufacturer recommends flushing the radiator every 30,000 miles. The radiator should be flushed once every two years regardless of the miles.
See saturnfans.com Barnowl posted a home made procedure for radiator flushing.
Maybe your cooling/heat system is all plugged up with radiator deposits. You could try flushing the radiator and see if it helps.
If the problem your having is in your 'cooling system' , flushing it out could help out a lot.
To flush the radiator on a Ford E-350 van, start by ensuring the engine is cool and then remove the radiator cap. Place a drain pan under the radiator, open the drain valve, and allow the old coolant to completely drain out. Next, close the drain valve and fill the radiator with a flushing solution or water, running the engine for about 10-15 minutes to circulate the fluid. Finally, drain the flushing solution, refill the radiator with fresh coolant, and check for leaks.
To flush the radiator on a 1991 Subaru Legacy, first ensure the engine is cool and remove the radiator cap. Place a drain pan under the radiator and open the drain valve to let the old coolant flow out. After draining, close the valve and fill the radiator with a flushing solution or water, then run the engine for about 10-15 minutes with the heater on to circulate the fluid. Finally, drain the flushing solution, refill with fresh coolant, and check for leaks.