How to check for bad valves. Bad valve seals will show themselves during prolonged idling at stop signs or stop lights in congested city conditions. An ecg can detect enlarged chambers of your heart heart disease and abnormal heart rhythms. Low side pressure is very low or negative in the vacuum area.
The high vacuum attracts oil in the heads to congregate around the valve stems. Testing for damaged piston rings. When the vehicle sits at idle for prolonged periods high levels of vacuum at the intake manifold result because the throttle valve remains closed.
Thats an indication of a faulty sensing disc sticking metering pinmetering ball or a clog. If you are spewing out a large amount of smoke then you may have more serious problems such as worn or damaged piston rings. An ekg can detect an irregular heartbeat signs of a previous heart attack and whether your heart chambers are enlarged.
Electrocardiogram ecg or ekg this simple test measures the electrical activity of your heart using electrodes wires placed on the chest and other parts of your body. Many newer 2 stroke scooter motors have reed valve. Signs of a bad expansion valve the high side pressure only drops by about 10 psi.
If your scooter has a hard time starting or has a hard time idling you ma. This test allows doctors to have a closer look at the heart valves than is possible with a regular echocardiogram. These changes can be signs of heart valve problems.
In this test wires electrodes attached to pads on your skin measure electrical impulses from your heart. You can easily detect loss of oil by using the oil dipstick. Generally the amount of blue smoke you see with valve guide and seal failure is fairly small and barely noticeable.