USER MANUAL Tractor semitrailers PTL 22Chopped vetch and oatmixture150-180 Sandstone, chalk 2400Peat 300-500 Sugar 800Manure 600-1200 Paper 700-1200Table 11. Densities of the main materials to be transported6.3. Unloading tipping semitrailerThe semi-trailer shall be unloaded when it stands on a solid and even surface, with the hand-brake ofthe tractor pulled up.The load shall be discharged in accordance with the following procedure: open the tailgate of the body using the hydraulic cylinders after opening the hydraulic locks, andthey allow a part of the load to spill; lift the body and discharge the load; lift the body at once to the end without stops and jerking actions because otherwise the semi-trailer may turn over; lower the body fully; close the tailgate and fix it by closing the locks of the hydraulic cylinders.ATTENTION!Staying in the unloading area is prohibited.Picture 1. The discharge port in the tailgate: 1 – fixing bolt; 2 – handle; 3 – valve6.4. Filling in a tankSemitrailer‘s tank filling in process goes according these steps:a) Left side valve must be switched down (6th o‘clock Picture 2);