The peak period of 1-2 years, the first two years of the use of the concrete mixer, is the peak period of life, which can be said to be the best time for the use of the concrete mixer, equivalent to the youth of people. During this period, people are full of enthusiasm, dare to rush and dare to do, it seems that they will not be tired. This is also the case for the concrete mixer truck in this period. The truck is in excellent condition. It only needs to maintain the routine maintenance, and there will be no problem at all. However, some of the quality of the concrete mixer trucks is not very good, and the peak period can only be about one year. Therefore, there will be no major quality problems in the first year of operation of the new car. However, if the concrete mixer has been used for more than two years, it is necessary to gradually change some of the most easily worn parts.

2~4年微软期，这个阶段，自上料混凝土搅拌罐车初步进入了微软期。不再像前期那样龙精虎猛。这个期间的自上料混凝土搅拌罐车，需求常常改换一些部件，给其增补能量。起首需求改换新的刹车皮。刹车皮是驾驶平安的首道防地。依据阅历，刹车皮大约在两年左右就会磨荆此时，燃油泵也差不多该清洗或改换。假定自上料混凝土搅拌罐车跑起来不安宁稳，就应该反省车子的减振器。假定减振器的弹簧落空弹性，下雨天行驶就十分风险。沙和砾石是混凝土的主要组成成分。它们使混凝土贮罐及进、出料口在工作时磨损严重。由于每个厂家罐体制造材料不同其工作寿命则大不相同。

2-4 years of Microsoft period, in this stage, the concrete mixer has initially entered the Microsoft period. No longer as fierce as before. During this period, the concrete mixer needs to change some parts to supplement energy. At first, we need to replace the brake leather. The brake skin is the first defense for safe driving. According to experience, the brake skin will be worn in about two years. At this time, the fuel pump should be cleaned or replaced. Assuming that the concrete mixer is unstable, we should reflect on the shock absorber of the truck. It is assumed that the spring of the shock absorber is elastic in the air, so driving in rainy days is very risky. Sand and gravel are the main components of concrete. They make the concrete storage tank and the inlet and outlet wear seriously when they work. Due to the different materials of tank body made by each manufacturer, its working life is quite different.

1、新车养护，又称试运转养护。新车或大修后的车辆需求进行试运转，试运转完毕后，有必要对车辆进行保护养护。起主要内容是：清洗光滑体系;替换光滑油;按规则纽矩从头拧紧缸盖螺母;查看调整传动皮带、操作组织、气门空隙以及连接件的紧固状况等。

1. New car maintenance, also known as test run maintenance. New cars or overhauled cars need to be put into trial operation. After the trial operation, it is necessary to protect and maintain the cars. The main contents are: clean the smooth system; replace the smooth oil; tighten the cylinder head nuts from the beginning according to the regular torque; check and adjust the driving belt, operation organization, valve clearance and fastening condition of the connecting parts.

2、班次养护，又称日常养护。每班(天)作业后应对车辆进行清洗和查看。发现光滑油和冷却水缺乏时，应从头进行增加。

2. Shift maintenance, also known as daily maintenance. Vehicles shall be cleaned and inspected after each shift (day) operation. When the lack of smooth oil and cooling water is found, it should be increased from the beginning.

3、定时养护，又称依照规则时期养护。即通常所说的技能养护。小型拖拉机有二级，轿车有三级，大中型拖拉机有四级。每级养护都有具有养护内容和断定的养护周期，机手应准时按项认真完成。

3. Regular maintenance, also known as regular maintenance period. That is, skill maintenance. There are two levels for small tractors, three levels for cars and four levels for large and medium tractors. Each level of maintenance has a maintenance content and determined maintenance cycle, and the manipulator shall complete it on time and carefully.

4、换季养护，这是在冬天来到之前或夏日将暂时进行的一种季节性养护。其意图是使车辆的作业习惯处理改变的需求。

4. Seasonal maintenance, which is a temporary seasonal maintenance before winter or summer. The intention is to make the working habits of vehicles deal with the changing needs.