1、 The water pump and parts of the water supply system shall be complete and complete without leakage.
2、 Safety device inspection regulations:
1. The hydraulic system shall be equipped with safety device to prevent overload and hydraulic impact; the adjustment pressure of safety relief valve shall not be greater than the rated pressure of hydraulic pump.
2. The side and rear protective devices of small concrete mixer truck shall be complete and intact.
3. Small concrete mixer truck shall be equipped with fire fighting equipment.
3、 Inspection regulations for mixing system:
1. The cylinder should be in good contact with the supporting roller, and should not deviate, move or seriously deform.
2. There should be no cracks or damages on the buffer parts of the mixing drum frame; the blades, feeding hopper and main and auxiliary discharge grooves in the mixing drum should not be seriously worn and deformed.
3. There should be no obvious concrete block in mixing drum, feeding hopper and main and auxiliary discharge tank.
4、 Inspection regulations of hydraulic system:
1. When the power take-off works, it should be combined smoothly, and the pressure should meet the rated requirements of the design, and there should be no leakage.
2. The hydraulic system parts should be complete and in good condition, and the working pressure of the system should meet the requirements of the manual.
3. The model, quality, quantity and use of hydraulic oil shall comply with relevant regulations; the oil temperature of heat dissipation pump shall not exceed 80 ℃; pipeline connection shall be reliable; corrosion, deformation, aging, damage and oil leakage shall not be allowed.
4. The movement of each hydraulic control part should be flexible and reliable.