Attention! Observe safety precautions when working on the cooling system. Protect the generator from contamination. Install charge air hoses dry and free of grease.
Install charge air hoses dry and free of grease. The replacement of the exhaust gas recirculation cooler must be carried out in the following order. Remove soundproof cover and fan shroud. Drain the coolant from the radiator of the cooling system.
If equipped with automatic transmission, unlock and disconnect the hose (1, fig. 6.153) automatic transmission cooling systems. Open the clamps (3 and 4) on the radiator of the AGR system (exhaust gas recirculation). Loosen the radiator bracket bolts (1) and take it off.
If equipped, remove the radiator thermostat (arrow) exhaust gas recirculation systems.
The installation of the exhaust gas recirculation cooler must be carried out in reverse order, replacing the O-ring between the cooler and its thermostat. Tighten the radiator clamps to a torque of 8.0 Nm (0.8 kgf·m). Assemble the engine. Bleed the cooling system and check for leaks.