Should a circulator be on supply or return?
Standard good practice among heating techs is to install the circulator pump on the return side of the loop where cooler temperatures can extend its life.
How do you hook up a hot water recirculation pump?
INSTALL THE PUMP With an adjustable wrench, disconnect the hot water discharge line coming out of your water heater. Insert a gasket into the female fitting on the recirculating pump and screw it onto the threads of the water heater discharge outlet. Use Teflon tape and tighten with a wrench.
Does a circulator pump push or pull?
The pump pulls water in through the inlet and pushes it out through the outlet. Typically, there will be an arrow on the casing to identify the direction of flow so you know which is the inlet and outlet.
Where should a circulation pump be placed?
If you had a circulation pump you would position it on the right side so it also points left (same direction as the filter). Positioning it anywhere else or in some cases the opposite end, will cause negative flow and effectively stop most of the circulation.
Should a circulation pump be on the flow or return?
The best place for the pump(s) is still on the flow side. This keeps the bulk of the system under positive pressure from a combination of the pressure imposed by the system water connection, and then when the pump is running, the pressure provided by the pump.
Does a recirculating pump need a check valve?
Whenever a zone connects to the main piping in the recirculation system, a check valve is required. A proper design will have a flow control valve installed at the end of the zone to regulate how much water goes through that zone.
Can a Taco pump be installed horizontally?
First, is it OK to have the pump mounted on horizontal pipes, Click to expand… Yes. But the pump shaft must be horizontal.
What size circulation pump do I need for my aquarium?
A good rule of thumb to follow is that a pump should have a flow rate of 5 GPH (gallons per hour) for every gallon of water in the aquarium. For example, if you have a 29-gallon aquarium you will need a pump with a flow rate of at least 145 GPH to effectively turnover the tank.