| 摘要 |
A storage-type water heater. The storage-type water heater comprising a water storage tank configured to retain tank water, means for heating the tank water in the water storage tank, and an anti-stacking pump assembly. The anti-stacking pump assembly includes a water tube configured to be positioned in the water storage tank, an impeller positioned within the water tube, a motor drivingly connected to the impeller, a water inlet formed in the water tube upstream of the impeller and configured to deliver tank water into the water tube from the water storage tank, and a water outlet formed in the water tube downstream of the impeller.
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