Lombardini LDW 502, Service Manual

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service manual
mod. 051135
F
Fan belt drive pulleys, assembling, 78
Fan belt drive, assembling, 79
Flow limiter and speed governor, assembling, 72
Flow limiter and speed governor, disassembling, 35
Flywheel ring gear, replacing, 88
Flywheel, assembling, 69
Flywheel, disassembling, 36
Fuel injection, operating principle, 16
Fuel pump drive rod, checking and replacing, 50
Fuel pump, checking and overhauling, 46
Fuel pump, disassembling, 33
Fuel pump, mechanical, assembling, 74
G
General description of the engine, 9
General safety during operating phases, 6
General safety regulations, 6
Glossary and terminology, 6
H
Half bearings and connecting rods, table of diameters, 44
Handling and lifting, 25
Head gasket and clearance volume values, table, 52
I
IIdle speed rpms, minimum and maximum, adjusting, 60
Injection - pumps, assembling, 73
Injection delivery (with dyno brake), adjusting, 61
Injection delivery (without dyno brake), adjusting, 60
Injection delivery, adjusting, 60
Injection-pump delivery, balancing, 58
Injection-pumps, disassembling, 34
Injector pump parts, replacing, 91
Injector pump, exploded diagram, 91
Injector, calibrating, 53
Injetion timing, conversion table for establishing, 57
Installation of crankgear and crankcase, 65
Installation of cylinder head and components, 70
Installation of the cooling fan belt drive, 78
Installing piston/connecting rod - engine block, 65
Installing the assemblies, recommendations, 63
Installing the intake and exhaust manifolds, 80
Installing the oil pump, 68
Installing the timing belt drive, 76
Installing valves, 64
Intake and exhaust manifolds, installing, 80
Intake and exhaust manifolds, removing, 29
Intake manifold, assembling, 80
Intake manifold, disassembling, 29
L
Looking for malfunctions, 23
Lubricants, 14
Lubrification, operating principle, 15
M
Maggiorazioni semianelli di spallamento, tabella, 42
Maintenance, engine, routine, 21
Maintenance, special tools and equipment, 19
Malfunctions, looking for, 23
Manufacturer and engine identification, 5
Measuring crankshaft axial clearance, 67
Mechanical fuel pump, assembling, 74
N
Negative-preassure vent valve, replacing, 90
Nozzle-injector, replacing, 93
O
Oil filter, replacing, 85
Oil preassure, checking, 61
Oil pump, disassembling, 37
Oil pump, installing, 68
Operating phases, general safety, 6
Operating principle for cooling, 15
Operating principle for fuel injection, 16
Operating principle for lubrification, 15
O-rings, 41
Overhaul and dimensional check of connecting rods, 45
Overhaul and dimensional check, Cylinders, 42
Overhaul and dimensional check, pistons, 42
Overhaul and dimensionalcheck, crankshaft, 44
Overhaul of cylinder head and components, 47
Overhauling and checking the cylinder head, 47
Overhauling and checking the fuel pump, 46
Overhauling and checking the rocker arm pin, 48
Overhauling cylinders and pistons, 41
Overhauling the crank gears and crankcase, 41
Overhauling the decanting device, 47
Overhauls and tuning, recommendations, 41
P
Parallelismo assi biella, controllo, 45
Pin - rocker arm dimensions, table, 48
Piston - cylinder classes and dimensions, table, 42
Piston / connecting rod - engine block, installing, 65
Piston and connecting rod, disassembling, 39
Piston, disassembling, 40
Pistons - connecting rods, pre-assembly, 64
Pistons - sealing rings, pre-assembly, 63
Pistons and cylinders, overhauling, 41
Pistons, dimensional check and overhaul, 42
Pre-assembly of connecting rods - pistons, 64
Pre-assembly of sealing rings - pistons, 63
Precautions when the engine is installed on the machine, 7
Precautions when the engine is on the rotating stand, 7
Precombustion chamber, assembling, 70
Precombustion chamber, disassembling, 34
Pre-heating glow plugs, replacing, 90
Preparing the engine for operation (istalled), 27
Preparing the engine for operation (unistalled), 26
Protective treatment, 26
Pulleys (camshaft and crankshaft), disassembling, 32
Pumping element replacement, 91
Purpose of the manual, 5
R
Raccomandazioni per l’installazione dei gruppi, 63
Recommendations for installing the assemblies, 63
Recommendations for overhauls and tuning, 41
Recommendations for removing the assemblies, 29
Recommendations for replacing parts, 83
Recommended oil, 14
Removing the assemblies, recommendations, 29
Removing the cooling fan belt drive, 30
Removing the crank gear and crank case, 36
Removing the cylinder head, 33
Removing the exhaust and intake manifolds, 29
Removing the timing belt drive, 31
Replaceing the pre-heating glow plugs, 90
Replacing and checking the camshaft, 49
Replacing injector pump parts, 91
Replacing parts, recommendations, 83
Replacing the air filter, 86
Replacing the alternator, 87
Replacing the alternator - fan belt, 83
Replacing the coolant pump, 89
Replacing the coolant thermostat, 88
Replacing the cooling fan support, 93
Replacing the flywheel ring gear, 88
Replacing the negative-preassure vent valve, 90