供油时间调晚易起动但不宜用在巡回维修中，发现有的机手特意将供油时间调晚（即供油提前角调小），以使发动机容易起动，这样做会给发动机带来许多不良后果．供油时间调晚，发动机的确容易起动．这是因为在发动机刚刚起动时转速较低，约３５０ｒ／ｍｉｎ，气缸内气体内漏... The timing of the transfer of oil is easy to start but should not be used in the maintenance of the tour, it was found that some of the hands of the engine will be specifically adjusted to adjust the timing of oil (that is, oil advance angle tune small) to make the engine easy to start, this will bring to the engine Many bad consequences. Tune oil supply, the engine is indeed easy to start. This is because the engine speed just started when the lower speed, about 350r / min, gas leakage within the cylinder ...