Questions & Answers for: hot water recirculation stopped working

Water-heater-recirculation-system.html The recirculation can work on either the timer or the thermostat using slide switch located next to the timer dial. First of all, look to see if dial is rotating

hot water only. I do not get instant hot water as the last pump (until it quit working). The pump gets very hot. I "bled" all the faucets as someone described. It still takes too long to get

hot water still takes two min. to go 50 feet . also is causing pipes to rattle. how is timer set? It sounds like you have a 'crossover' problem. Crossover means that cold water is getting into

...hot water delivery.In the past,a vibration occurred when cold water running above the pump.Can this be repaired.Power operating to pump. Thanks, mel ross Question not 100% clear. 1) The pump is not ...

...Hot Water Pipes Hammering/Banging? A plumber replaced a valve near my water heater. Since then the hot water pipes hammer when turned on. The plumber unplugged my Grundfos UP15-18-5B while working, ...

...hot water tap on full open to get hot water heating for the rad working fine,,just need to open hot water tap,full on to get warm water,and if i try to turn it down it goes cold again Type of water ...

...hot enough to cause replacement. I can place my hand on the motor housing and it warms me up nicely in this uncomfortable winter weather. But I do not need to withdraw my hand at any time. Before I ...

...hot, which damages pump more, so they get hotter until they stop working. Copy following link for tips to make next pump last longer such as air valve, periodic cleaning with white vinegar. ...

hot water barely comes out and the flow is very low The auto-circ worked for years and just stopped working properly in the last week http://waterheatertimer.org/Water-heater-recirculation-system.html

...hot water. I have opened both taps to ensure no air bubble. Following link has general troubleshooting: http://waterheatertimer.org/pdf/Troubleshoot-recirculation.pdf If I had to guess... debris is ...