怎样排除柴油机低压油路中的空气拖拉机和柴油汽车发动机的低压油路中，由于某种原因会进入空气，导致发动机自行熄火或发动机马力不足，启动困难。这种故障有时容易排除，有时因不知空气从何而入，往往不易排除。现将一些排除方法介绍如下：１．柴油箱中柴油用尽，油箱盖... How to exclude low-pressure oil in the diesel engine air tractor and diesel engine low-pressure oil circuit, for some reason will enter the air, causing the engine to stall or lack of engine horsepower, start difficult. This failure is sometimes easily ruled out, sometimes because of the unknown air from where it is often difficult to rule out. Now some exclusion methods are as follows: 1. Diesel fuel tank exhausted, fuel tank cap ...