Where should the 4-inch probe be positioned for accurate sensing

effectively drawing oil from the evaporator or separator and returning it to the compressor

it completes a circuit that tells the control board to keep the gas valve open

Can I use a universal pressure switch instead of the 207178

and 7021-10841

Siemens Building Technology 180-896 Tubing Kit 321042-401 Where should the 4-inch probeThe Siemens Building Technology 180 896 Tubing Kit is a professional grade solution designed for the seamless installation and repair of pneumatic thermostats and room temperature controllers. This kit, often searched for as a pneumatic thermostat tubing replacement, includes high quality polyethylene tubing and essential compression fittings to ensure a leak free seal in HVAC pneumatic control systems. Engineered for high pressure pneumatic lines,