Hetronic to check lower boom 50/100% speeds at annual inspection. 1 -Breather Filler Stockline #GP0100 Donaldson #P562584 2 -Hyd Oil FilterStockline #GP0108 Hydac #10708D12BN <Boldwin#H9047> 1 -Hyd Oil Filter Stockline #GP0105 Boldwin #PT9181  Proportional Valve for Base Control Walvoil #ART. 5V08130781 GMJ