Valve Dynamics Understanding the RGA Valve's Opening and Closing

They replaced a sensor which tells the EGR valve when to open or close and it took care of the problem. I guess the sensor was keeping the ERG open all the ... My question is, how difficult is it to open/close the valve. it took alot of pressure to open it a bit to clean the seats, then it was difficult to get it ... Mine is just the simple type. It comes off ported vacuum through a TCV valve thing that is inline with the vacuum hose. The TCV is supposed to ... Open the valve between the RGA and pump system. Connect the RS-232 cable to ... Close the valve between the RGA and pump system. Disconnect the RS-232 ... When the engine idles for a long period of time (1700 RPM) the "sludge" can't burn off the EGR valve. For best results, don't idle the engine, rather shut it ... In a dual bypass model, when all three valves are closed (Hi-C and 2 Swagelok), the RGA is isolated from the process chamber. Opening either pressure ... The valve will close automatically when zero inspiratory flow is sensed. ... During lock-out, watch the graph to see when the valve is about to open. •. At ... An EGR valve has two primary settings: open and closed. The valve will be closed when the engine is starting up. The Engine Control Unit (ECU) ... ... egr, rather the pintle is open when it has been commanded closed. while this could be from contaminants, but also there are a few other things to look at... The valve is typically at the top of the engine's rear near the firewall on vehicles with a carburetor. To access the valve, you must disconnect ...