Lombardini 5LD825-2 Instruction manual
MODEL NUMBER AND IDENTIFICATION
CHARACTERISTICS
CHARACTERISTIC POWER, TORQUE AND SPECIFIC CONSUMPTION CURVES
MAINTENANCE - RECOMMENDED OIL TYPE - REFILLING
POSSIBLE CAUSES AND TROUBLE SHOOTING
OVERALL DIMENSIONS
MAIN TORQUE SPECIFICATIONS
STANDARD BOLT TORQUE SPECIFICATIONS
USE OF SEALANTS
DISASSEMBLY AND REASSEMBLY
Belt tension adjustment
Blower assembly
CAMSHAFT
Camshaft bearing and journal inside diameter
Camshaft end play
Camshaft gear
Camshaft plugs
Camshaft timing
Center main bearing support, locating bolts
Checking that piston is an original part
CONNECTING ROD
Connecting rod alignment
Connecting rod big end bearing
Connecting rod weight
Connecting rod, small end bearing pin
CRANKSHAFT
Crankshaft center main bearing supports
Crankshaft end play
Crankshaft journal radius
Crankshaft lubrication ducts
Crankshaft pulley
Crankshaft removal
CYLINDER
Cylinder roughness
Dimensions and clearance between guides and valves
Dimensions of camshaft journals and bores
Dry air cleaner
Exhaust manifold
Fan control belt
Flywheel
Head tightening
Hydraulic pump p.t.o.
Idler gear and support
Injector
Injector projection
Intake manifold
Intake/exhaust cam height measurement
Main bearing and connecting rod big end bearing inside diameter
Main bearing housings
Main bearing support, flywheel side
Main bearing supports
Oil cooler
Oil pump gear
Oil sprayer
Oil-bath air cleaner (standard)
PISTON
Piston - Refitting
Pag. 5
6
7
8
9
10-11
12
13
14
15
16
17
34
34
35
28
35
35
30
24
26
27
27
27
26
30
31
32
32
32
28
31
23
23
21
34
15
16
16
18
22
37
29
19
22
16
34
33
33
30
33
18
29
31
15
23
25
Piston clearance
Piston rings - Clearance between grooves
Piston rings - End gaps
Piston rings - Fitting sequence
Piston weight
Pushrod tube spring
Selection of head gasket thickness
Speed governor
Speed governor lubricating tube
Speed governor operation
Speed governor spring hook-up
Speed governor springs with rocker yoke
Speed governor timing with injection pump
Spring for extra fuel supply at starting
Tank
Thrust ring
Timing cover
Timing gear
Tool for speed governor to injection pump adjustment
Turbocharger
Valve guide insertion
Valve guides and valve guide housings
Valve material
Valve seat grinding
Valve seats and housings
Valve spring
Valve timing check
Valve timing without considering timing marks
Valve/rocker arm clearance
Valves
LUBRICATION SYSTEM
Oil filter
Oil pressure check
Oil pressure curve at full speed
Oil pressure curve at idling speed
Oil pressure relief valve
Oil pump
FUEL SYSTEM
Barrel and plunger for 5LD825-2
Barrel and plunger for 5LD825-3
Barrel and plunger for 5LD930-3, 5LD825-3/T
Checking barrel and plunger for internal leakage
Checking injector pump delivery valve sealing
Fuel feeding pump
Fuel feeding pump drive rod protrusion
Fuel filter
Inject. pump prep. for reassembly to the eng., Pump type Bosch PIES
Injection pump delivery testing for 5LD825-2
Injection pump delivery testing for 5LD825-3
Injection pump delivery testing for 5LD825-3/T, 5LD930-3
Injection pump delivery valve
Injection timing reference marks on the pulley and the gear cover
Injector
Injector pump
Injector pump for 5LD825-4, 5LD930-4 - Pump type Bosch PES
Injector pump reassembly to the engine - Pump type Bosch PES
Injector setting
Injector timing corrections with injector pump type Bosch PES
Nozzle
Static injection timing
Static injection timing correction for 5LD825-2, 5LD825-3, 5LD825-3/T, 5LD930-3
Static injection timing reference marks on crankcase and flywheel
25
24
24
25
24
22
26
37
29
38
39
39
40
38
18
31
28
30
39
40
21
20
20
21
21
20
36
36
19
20
41
42
43
43
43
42
42
44
46
46
46
47
47
44
45
44
48
47
48
48
46
50
51
45
48
49
51
49
51
49
50
50
ELECTRIC SYSTEM
12.5V, 14A Alternator
12V, 21 A Alternator
14V, 33A Bosch G1 alternator battery curve
Alternator battery charger curve (12V, 21A)
Alternator battery charging curve (12.5V, 14A)
Alternator type Bosch G1, 14V, 33A
Alternator type Bosch G1, 14V, 33A layout
Characteristic curves for starting motor type Bosch JF (R) 12V
Characteristic curves for starting motor type Bosch JF, class 3
Checking for cable continuity
Checking voltage regulator for proper operation
Electrical starting layout with battery charging light
Electrical starting layout without battery charging light
Key switch
STARTING MOTOR
Starting motor Bosch type JF (R), 12V class 2.5
Starting motor Bosch type JF 12V, class 3
Voltage regulator
SETTINGS
Full speed setting in no-load conditions
Idling speed setting in no-load conditions
Injection pump delivery setting
Injection pump delivery setting with engine on the torque dynamometer
Standard idling and full speed setting for 5LD825-4 and 5LD930-4
Stop setting
STORAGE
How to prepare the engine for operation
Permanent protection
Temporary protection
SPECIAL EQUIPMENT
52
52
53
55
53
53
55
55
56
57
54
54
52
52
57
56
56
56
54
58
58
58
58
59
58
59
60
60
60
60
61
This manual suits for next models
5
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