Posted by jtown on January 24, 2000 at 17:15:26:
In Reply to: Re: water running sound in 3 zone hot water return gas baseboard heat system posted by gerry on January 24, 2000 at 14:11:45:
You should also get a squirt of water at your highest bleeder to show you have enough pressure. Don't trust gages alone. You may have just a velocity problem as Gerry or someone just elaborated more on. Make sure you have an air separater on the boiler or in line.