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1·The test solution is to sense light shine, put the coil with the plate, a long red light when taking iron, brake rod fall automatically is normal.

测验办法是，地感红灯闪耀时，用铁板放在线圈上，红灯长亮时取走铁板，闸杆主动落下则正常。

2·Then, in view of the actual operation for pumping problems such as the belt, broken rod, rod case of cards brake and so on in a depth discussion and analysis, and proposed solution to the problem.

再针对抽油机在实际运行中出现的问题，对断带、断杆、抽油杆遇卡和刹车等进行深入的讨论与分析，提出问题的解决方案。

3·In the car air brake system the imbalance of the push rod stroke can cause the loss of breaking force and the decrease of breaking torque.

影响制动气室伸出推杆行程的因素很多，其中消除蹄鼓之间的间隙所产生的行程为主要因素。

4·Adjust the improper adjustments that braking, the gas chamber brake insect push rod travel time is too long.

调整不当调整，使制动气室制动虫推杆旅行的时间太长了。