5. After unloading at the construction site, immediately flush the inlet hopper, outlet hopper and discharge chute with the hose attached to the mixer truck to remove the sludge and concrete adhered to the vehicle body. On the way back to the mixing plant, 150-200l water shall be injected into the mixing drum to clean the concrete residue bonded to the drum wall and blades.

6、每天工作結(jié)束后，司機(jī)應(yīng)負(fù)責(zé)向攪拌筒內(nèi)注入清水并高速（14—18轉(zhuǎn)/分）旋轉(zhuǎn)5—10分鐘，然后將水排去，以保證筒內(nèi)清潔。用高壓水清洗攪拌筒各個(gè)部分時(shí)，應(yīng)注意避開儀表及操縱桿等部位。壓力水噴嘴與車身油漆表面間的距離不得小于40厘米。

6. After daily work, the driver shall be responsible for injecting clean water into the mixing drum and rotating at high speed (14-18 RPM) for 5-10 minutes, and then drain the water to ensure the cleanness of the drum. When cleaning all parts of the mixing drum with high-pressure water, pay attention to avoid instruments, control rods and other parts. The distance between the pressure water nozzle and the paint surface of the vehicle body shall not be less than 40cm.

7、攪拌筒內(nèi)外積污及殘存的混凝土渣塊時(shí)，以及在機(jī)修人員進(jìn)入筒內(nèi)進(jìn)行檢修和焊補(bǔ)作業(yè)時(shí)，需先關(guān)閉汽車發(fā)動(dòng)機(jī)，使攪拌筒完全停止轉(zhuǎn)動(dòng)。在機(jī)修人員進(jìn)入筒內(nèi)工作期間，必須保證拌筒內(nèi)通風(fēng)良好，空氣新鮮，無可然氣體及有害灰塵，氧氣供應(yīng)充足（不得使用純氧）。在筒內(nèi)使用電動(dòng)工具操作時(shí)，操作人員必須有良好的絕緣保護(hù)。

7. When removing the accumulated dirt and residual concrete slag inside and outside the mixing drum, and when the mechanical maintenance personnel enter the drum for maintenance and welding repair, it is necessary to turn off the automobile engine first to stop the mixing drum completely. During the period when the mechanical maintenance personnel enter the drum for work, they must ensure that the mixing drum has good ventilation, fresh air, no combustible gas and harmful dust, and sufficient oxygen supply (pure oxygen shall not be used). When using electric tools in the cylinder, the operator must have good insulation protection.

8、工作時(shí)，不得將手伸入旋轉(zhuǎn)的攪拌筒內(nèi)，嚴(yán)禁將手伸入主卸料溜槽和加長卸料溜槽的連接部位，以免發(fā)生事故。

8. During operation, do not put your hand into the rotating mixing drum, and do not put your hand into the connection between the main discharge chute and the extended discharge chute, so as to avoid accidents.

9、應(yīng)定期檢查攪拌葉片磨損情況并及時(shí)進(jìn)行修補(bǔ)和換新。

9. The wear of mixing blades shall be checked regularly and repaired and replaced in time.

10、貫徹各項(xiàng)有關(guān)操作規(guī)范?；炷翑嚢柽\(yùn)輸車司機(jī)必須經(jīng)過培訓(xùn)，無合格證者不得上崗操作。

10. Implement all relevant safety operation specifications. The driver of concrete mixer truck must receive professional training, and those without certificate shall not work.