Komatsu — RADIATOR, HYDRAULIC COOLER ASSEMBLY

DISASSEMBLY AND ASSEMBLY RADIATOR, HYDRAULIC COOLER 15. Lift off radiator and hydraulic cooler assembly (20). fl When removing, be careful of the position in relation to the surrounding area. 4 Radiator, hydraulic cooler assembly: 206 kg (Incl. aftercooler: 224 kg ) INSTALLATION OF RADIATOR, HYDRAULIC COOLER ASSEMBLY Carry out installation in the reverse order to removal. 1 3 Radiator mount bolt: 110.3 ± 12.3 Nm {11.25 ± 1.25 kgm} Refilling with water fl Add water through the water filler to the specified level. Run the engine to circulate the water through the system. Then check the water level again. Refilling with oil (hydraulic tank) fl Add oil through the oil filler to the specified level.

Run the engine to circulate the oil through the system. Then check the oil level again. Charging air conditioner with gas fl Using tool X , charge the air conditioner cir- cuit with refrigerant (R134a). 30-40 PC400, 450-6