the MARS 34620 Restring Kit provides a reliable

The rating indicates the low-pressure cutout occurs at 22 PSI to stop the compressor

This Watts balancing valve is rated for a maximum water temperature of 250°F and a working pressure of 50 psi

if carbon deposits are present

Johnson Controls A19DAC-1 Temperature Control Els PW 17895 the MARS 34620 Restring KitThe Johnson Controls A19DAC 1 is a professional grade mechanical temperature control engineered for precision in fluid piping applications. This strap on surface mounted controller is a staple for HVACR technicians who require a reliable solution for boiler high limit or unit heater low limit monitoring. Utilizing a liquid filled sensing element, the A19DAC 1 provides consistent "repeat" accuracy unaffected by barometric pressure or cross ambient