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Rheem Hybrid water heater Issue - Hot water backing up in cold line. What could be an issue, turning off circulation pump helps, but also no instant hot water. Does it need
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VEVOR Hot Water Recirculating Pump, 93W 110V Water Circulator Pump, Automatic Start Circulating Pump NPT 3/4" w/Brass Fittings, Stainless Steel Head, 3 Speed Control for Electric Water Heater System - - Amazon.com
![Right – This heat pump water heater is equipped with a recirculation pump to speed hot water to distant faucets. | Building America Solution Center Right – This heat pump water heater is equipped with a recirculation pump to speed hot water to distant faucets. | Building America Solution Center](https://basc.pnnl.gov/sites/default/files/images/2021-Healthy-X-HP%20Water-Heater%20w%20Recirc%20Pump.jpg)
Right – This heat pump water heater is equipped with a recirculation pump to speed hot water to distant faucets. | Building America Solution Center
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Amazon.com: BACOENG NPT 3/4'' Hot Water Circulation Pump, 110V/115V Circulator Pump For Solar Heater System With US Plug : Patio, Lawn & Garden
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