Yanmar 3TNV Series Service Manual

Contents

5. LUBRICATION SYSTEM ........................................................................ 1085.1 Lubrication System Diagram ............................................................................................... 1085.2 Trochoid Pump Components ............................................................................................... 1095.3 Disassembly(Reverse the procedure below for assembly) ................................................. 1095.4 Servicing Points................................................................................................................... 1095.5 Parts Inspection and Measurement......................................................................................1105.5.1 Trochoid pump inspection and measurement....................................................................... 1106. COOLING SYSTEM.................................................................................1126.1 Cooling Water System ..........................................................................................................1126.2 Cooling Water Pump Components .......................................................................................1126.3 Disassembly (Reverse the procedure below for assembly) .................................................1136.4 Servicing Points....................................................................................................................1137. FUEL INJECTION PUMP/GOVERNOR...................................................1147.1 Introduction ...........................................................................................................................1147.2 Fuel Injection Pump..............................................................................................................1147.2.1 Fuel system diagram ............................................................................................................ 1147.2.2 External view and components.............................................................................................1157.2.3 Disassembly procedure:....................................................................................................... 1157.2.4 Assembly procedure............................................................................................................. 1167.2.5 Servicing points .................................................................................................................... 1168. TURBOCHAGER: Disassembly, inspection and reassembly.....................1188.1 Structure and Functions........................................................................................................1188.1.1 Main specifications ............................................................................................................... 1188.1.2 Construction ......................................................................................................................... 1188.1.3 Structural and functional outline ........................................................................................... 1198.1.4 Components .........................................................................................................................1208.2 Service Standards and Tightening Torque ........................................................................... 1218.2.1 Service standards.................................................................................................................1218.2.2 Tightening torque..................................................................................................................1228.3 Periodic Inspection Procedure............................................................................................. 1238.3.1 Periodic inspection intervals .................................................................................................1238.3.2 Inspection procedure............................................................................................................1248.3.3 Waste gate valve adjustment procedure ..............................................................................1258.4 Disassembly Procedure....................................................................................................... 1278.4.1 Preparation for disassembly .................................................................................................1278.4.2 Inspection before disassembly .............................................................................................1288.4.3 Disassembly .........................................................................................................................128