13 Maintenance 13.5 Engine 67089 85751 13.5.26 Cleaning the rotary chaff screen When the engine is running, dust and dirt particles are filtered out at the rotating rotary chaff screen (1). Observe the general warnings at the beginning of the "Maintenance" chapter. In case of severe dust, regularly check the rotary chaff screen and clean only when the diesel engine is stopped. 1 50 23481 85753 13.5.27 Cleaning the cooling unit Observe the general warnings at the beginning of the "Maintenance" chapter. Let diesel engine cool down. Warning! Contact with hot liquids or machine parts. Danger of burns 1 Wear suitable protective clothing. Let liquids or machine parts cool down.
Comply with instructions. Fold the rotary chaff screen (1) open. Clean cooling units and rotary chaff screen with compressed air. Clean the condenser (3) with 5 bar max.! Do not damage the fins of cooling unit! Check easy movement of rotor (2) and replace bearing if necessary. Close the rotary chaff screen (1). Secure the rotary chaff screen (1) with lock. 23481 51 2 3 52 23477 38808 13.5.28 Changing the coolant hoses Observe the general warnings at the beginning of the "Maintenance" chapter. 300 00 0293 210 2 - BA DOMINATOR 150/140/130 - 12/09