Environmental psychology addresses environmental problems such as density and crowding, noise pollution, sub-standard living, and urban decay. 1  Noise increases environmental stress.
Hayapower is correct. The tube from the converter is for the smog pump (air injection) for the catalytic converter. The EGR tube comes off the passenger side exhaust manifold. Disconnecting the tube from the converter will not hurt if you remove the conveter and close off the tube end or leave it open.If you leave it open then at times you will hear a pumping sound from the tube caused by the smog pump when it reaches proper temperature.t's thermactor/secondary fresh air injected from the smog air pump for converter/catalyst secondary burn/conversion.. Disabling/restricting an EGR flow (drastically), can/will result in a DTC.. The tube is needed for a fresh air suppy to the converter..
Save. Jupiterimages/Polka Dot/Getty Images. The gas regulator on your grill controls the amount of pressured fuel that flows to your grill burners. If your grill is not burning properly, turn off the propane tank and disconnect the regulator hose from the burner line. Reconnect the hose and turn on the propane tank.This resets the regulator. It's a safe practice to test the gas regulator for leaks when replacing or resetting it.There are products available at home improvement centers for testing gas grill connections, but you can also make a simple testing solution at home.econnect the hose and turn on the propane tank. This resets the regulator. It's a safe practice to test the gas regulator for leaks when replacing or resetting it. There are products available at home improvement centers for testing gas grill connections, but you can also make a simple testing solution at home.