1、 Inspection items of concrete mixer before use:

1.检查搅拌机机身是否平稳。

1. Check whether the mixer body is stable.

2.叶片以及搅拌叶片支撑臂上的连接螺栓是否牢固。

2. Whether the connecting bolts on the blade and mixing blade support arm are firm.

3.上料架上连接的螺栓是否紧固。

3. Whether the connecting bolts on the feeding frame are tight.

4.水泵引水是否充足，管路是否畅通。

4. Whether the water pump has sufficient water diversion and whether the pipeline is unblocked.

二、混凝土搅拌机在使用后检查项目：

2、 Inspection items of concrete mixer after use:

1.清理搅拌筒内外，卸料门，料斗上的积灰，并用水冲洗干净。

1. Clean up the dust inside and outside the mixing drum, discharge door and hopper, and rinse with water.

2.料斗应停放在运输位置上，并将制动销插好，料斗内不能有杂物。

2. The hopper should be parked in the transportation position, and the brake pin should be inserted well, and there should be no debris in the hopper.

3.切断电源，锁好电气控制箱。

3. Cut off the power supply and lock the electrical control box.

4.对各润滑点适当的加注润滑油（脂）。

4. Add proper lubricating oil (grease) to each lubricating point.

5.应将供水系统内的存水全部排出。

5. All the water in the water supply system should be discharged.

三、混凝土搅拌机每周检查项目：

3、 Weekly inspection items of concrete mixer:

1.检查钢丝绳磨损情况并在其表明涂少许润滑油，钢丝绳磨损到一定程度后，应进行更换。

1. Check the wear condition of wire rope and apply a little lubricating oil on it. After the wire rope is worn to a certain extent, it should be replaced.

2.检查减速箱油面，油泵油量，检查各润滑部位的情况，往料斗滚轮轴承及滑轮轴承加注润滑油。

2. Check the oil level of the gearbox and the oil quantity of the oil pump, check the condition of each lubricating part, and add lubricating oil to the hopper roller bearing and pulley bearing.

3.供水装置要保持清洁，以免堵塞，对吸水阀检查清洗一次。

3. The water supply device should be kept clean to avoid blockage. Check and clean the suction valve once.

4.检查行程开关摇臂是否松动，如有松动应予必要调整。

4. Check whether the rocker arm of the travel switch is loose, and adjust it if necessary.

5.检查叶片连接螺栓，支撑臂连接螺栓是否松动酌情调整，叶片与筒壁间的间隙大间隙5mm并作必要的拧紧。

5. Check whether the connecting bolts of blade and support arm are loose and adjust them as appropriate. The clearance between blade and cylinder wall is 5mm and tighten it as necessary.

6.检查电气箱中接触器触头情况。

6. Check the contact condition of the contactor in the electrical box.

7.拧开放淤塞，检查轴端密封，作必要的调整修理和更换。

7. Open the blockage, check the shaft end seal, and make necessary adjustment, repair and replacement.

四、混凝土搅拌机定期检查项目：

4、 Regular inspection items of concrete mixer:

1.对卷扬提升制动器进行检查并作适当的调整。

1. Check and adjust the hoist brake properly.

2.对水泵，节流阀进行检查，是否有漏水现象。

2. Check the water pump and throttle valve for water leakage.

3.对开式齿轮进行检查涂抹润滑油并调整皮带松紧。

3. Check the open gear, apply lubricating oil and adjust the belt tightness.

4.检查叶片，衬板的磨损情况，并酌情更换。

4. Check the wear of blades and liners and replace them as appropriate.

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