You must always use the specific reset type designated by the manufacturer’s original specifications to maintain the safety listing of the furnace

providing direct-fit replacement parts that restore the seal between the gauge glass and the valve body

the unit eliminates the need for additional mounting brackets

You must use the 290°F rated switch specified by the manufacturer to maintain the safety certification and proper operation of the furnace

if the housing is heavily corroded

Watts R35-02C Regulator You must always use theThe Watts R35 02C Regulator is a versatile 1 4" NPT miniature pressure regulator engineered for precise air preparation in demanding HVACR and pneumatic environments. This industrial grade Parker Watts R35 series unit manages a maximum inlet pressure of 300 PSI, providing a consistent 0 125 PSI output range for downstream equipment protection. For veteran technicians managing legacy systems, the R35 02C is identical to 21 482, ensuring seamless drop