(1) Mixing drum

1. Daily check the mixing drum tug for damage, looseness and abnormal sound. Add grease once a month.

2. Check the raceway of the mixing drum daily for wear, damage and weld cracks. Apply lubricating grease at the right time and apply a thin layer.

3. Rinse the inside of the mixing drum regularly to scrape the adhering concrete.

(2) Drive system of concrete mixing tanker

1. Daily check the reducer for oil leakage, whether the oil volume is sufficient, and whether there are impurities in the oil. The first oil change time is 500 working hours, and the oil is changed every 2000 working hours or once a year.

2. Every three months, check whether the drive shaft flange bolts are loose, whether the cross shaft universal joint is loose, and add grease once a month.

(3) Control system of concrete mixing tanker

Whether the operation is normal and flexible, add grease once a month, and apply grease to the relative moving surface.

(4) Hydraulic system of concrete mixing tanker

1. Check the fuel tank and fuel filler every six months for dirt, oil leakage, and whether the fuel is sufficient. When cleaning, trimming, refueling, replenishing or changing the fuel, the filter must be filtered.

2. Daily check oil pumps, motors, various valves and their joints for oil leakage and damage. Tighten or replace the oil level.

(5) Water supply system of concrete mixing tanker

1. Daily check the water pipes and joints for leaks, tighten the pipe clamps or replace them.

2. Daily check whether the valve rotates flexibly, repair or replace.