Diagram Thermostatic Mixing Valve Installation

The water temperature in a hot water heater needs be kept at approximately 140 degrees fahrenheit to limit the potential of the unit becoming a breeding ground for legionella the bacteria that cause legionnaire s disease.

Diagram thermostatic mixing valve installation.

Am 1 1070 series thermostatic mixing valve key features and benefits designed to meet the new asse 1070 plumbing standards requirements for point of use applications. An asse 1017 thermostatic mixing valve must be installed when using outdoor reset. Free thermostrip included makes temperature setting easy for one person to handle. Thermostatic mixing valves must be as close as possible to the point of use.

Consult a qualified sales rep to determine the necessary accessory fittings and installation of a particular mixing valve. Thermostatic mixing valve installation servicing instructions the webstone tmv is designed for use in heating as well as domestic water systems and provides outlet temperatures ranging between 95 131 f. Thermostatic mixing valves keep children safe from being scalded from the tap. The thermostatic mixing valves do not have an integral aspirator.

Massachusetts you must install a vacuum relief valve per 248 cmr. This device may be another three way mixing valve or one of several available preset thermostatic mixing devices specifically designed for boiler protection. Standard mixing valve installation. Thermostatic mixing valves how they work.

Running the water heater without water will result in dry firing. Designated lengths of straight piping before and after the unit are not required. Dismantle and clean hoses taps showerheads and thermostatic mixing valves minimum once a year. Thermostatic mixing valves must allow easy cleaning and disinfection operation.

Mixing valves pipe connectors and installation varies with the manufacturer. Water supply systems should be thoroughly flushed prior to placing mixing valves in service. The valve may be positioned in any orientation. Maintain and limit mixed hot water to a desired selectable temperature provide a way to control outlet temperatures to help mitigate the risk posed by unmonitored untempered water.

Installation of additional strainers in the supply piping is recommended in systems where water can contain particles that could impede the proper operation of the mixing valve. Always shut off power to the water heater or isolate the heater from the system if any plumbing work is to be done. Thermostatic mixing valves must have integrated check valves. One way to solve this problem is to install a second mixing device as shown in figure 4.

Thermostatic mixing valves since 1874 watts has set the standard for valve technology. If these thermostatic mixing valves are installed without an aspirator it will cause water to flow from the shower.