105931-2420 ZEXEL F 019 Z2F 458 BOSCH GOVERNOR f019z2f458 1059312420

2. Remove the turbocharger outlet pipe (1) and elbow from the aftercooler and turbocharger as a unit. Cover the openings to keep dirt and foreign material out of the engine.3. Remove breather tube (2) from the engine.4. Disconnect tube assembly (3) from the aftercooler. 5. Remove vent tube (4) from the engine.6. Remove cover (5) from the aftercooler and remove the two O-ring seals from the cover.7. Loosen the clamps on hose (7) and remove tube assembly (6) from the hose and aftercooler. Remove the O-ring seal from the tube assembly. 8. Remove collar (10) and the gasket. Remove the O-ring seal from the collar.9. Remove bolts (9) and remove cover (8). 10. Remove elbow (12) and the gaskets from the engine. Remove aftercooler core assembly (11). Remove the O-ring seals from the core assembly. 11. Remove bolts (13), housing (14) and the gasket from the cylinder head.Install Aftercooler
1. Put the gasket and housing (1) in position on the cylinder head and install the bolts that hold it. 2. Install the gaskets, adapter and elbow (3).3. Put the O-ring seals on core assembly (2) and install core assembly (2) and the gaskets in the housing. 4. Put the O-ring seal on collar (5) and install the gasket and collar in the housing.5. Put the gasket and cover (4) in position on the housing and install the bolts that hold it. 6. Put the O-ring seals on cover (6) and install the gasket and cover. Install vent tube (7).7. Install the O-ring seal on tube assembly (8) and install the gasket and tube assembly (8). 8. Connect tube assembly (11) to the aftercooler housing.9. Install breather tube (10).10. Put the O-ring seals on pipe (9) and install the pipe, elbow and gasket.11. Fill the cooling system with coolant to the correct level.