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LDW 1204/T
Lombardini LDW 1204/T User Manual
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FOCS
Workshop
Manual_cod.
1.5302.351_
7°
ed
_
rev
.
06
A
°
15
4
,
0
÷
5
2
,
0
0
.
1
°
25
4
.
0
÷
5
2
,
0
°
35
4
,
0
÷
0
2
,
0
105
4
106
107
A
5
2
1
,
0
÷
0
9
0
,
0
B
5
8
0
,
0
÷
0
5
0
.
0
C
5
7
0
,
0
÷
0
4
0
,
0
104
limit
value
Piston
ring
Pist
on
rings
-
End
g
aps
(mm)
Plac
e pis
ton r
ings
squarely
into
the
unwor
n part
of
the
lower
cylind
er
and measure
the end
gap
A
.
Piston
ring,
Clearance
between
grooves
(
m
m
)
Piston,
weight
Weig
h
pist
ons
wh
en
rep
lacing
them
in
or
der
to
avoid
unbal
ance.
Important
The
difference in
weight
should not
exceed
4 g.
Disassembly / Reassembly
53
55
Table of Contents
Default Chapter
5
Table of Contents
5
1 General Remarks and Safety Information
9
General Service Manual Notes
9
Glossary and Terminology
9
Warranty Certificate
9
Safety and Warning Decals
10
Safety Regulations
10
General Safety During Operating Phases
11
Safety and Environmental Impact
11
Trouble Shooting
12
2 Technical Information
13
Manufacturer and Engine Identification
14
Techinical Specifications
16
Performance Diagrams
18
Overall Dimension
21
3 Maintenance - Recommended Oil Type - Refilling
24
Routine Engine Maintenance
24
ACEA Regualtions - ACEA Sequences
25
API / MIL Sequence
25
International Specifications
25
Lubricant
25
SAE Classification
25
Prescribed Lubricant
26
Coolant
27
Maintenance - Recommended Oil Type - Refilling
27
Fuel Specifications
27
4 Disassembly / Reassembly
29
Air Restriction Switch
29
Air Filter Support
30
E.G.R. Circuit
31
Exhaust Maniflod
32
Alternator/Cooling Fan Belt Drive
33
Cooling Fan
33
Vacuum Pump and Vacuum Pump Flange
33
Driving Pulley
34
Ringfeder-Type Rings on LDW 1204-1204/T-1404
35
Timing Belt Removal
36
Crankshaft Timing Pulley
36
Camshaft Timing - Belt Reassembly
37
Camshaft Timing Pulley - Disassembly/Assembly
37
Camshaft Timing Pulley - Reference Marks
37
Camshaft Timing - Belt Tightening and Fastening
38
Camshaft Timing - Belt Tightening Tool
38
Valve Timing Check
38
Valve Timing - Angles
39
Governor Springs
40
Speed Governor - Limiting Speed Governor
41
Oil Pump - Disassembly
42
Crankcase Vacuum Regulator Valve
43
Crankcase Breather LDW 502
44
Valve / Rocker Arm Clearance
44
Pump/Injector Unit - Disassembly
45
Camshaft, Disassembly
46
Camshaft, Journal and Housing Measurement
46
Camshaft Journals and Housings - Dimensions
47
Camshaft Lobe Measurement
47
Valve Springs
48
Valve Stem Sealing Rings - Reassembly
48
Valves
48
CYLINDER HEAD, Removal
48
Valve Guide Insertion
49
Valve Guides and Valve Guide Housings
49
Valve, Specifications
49
Valve Recess and Seat Sealing Width
50
Valve Seats and Housings - Dimensions
50
Pre-Combustion Chamber
51
Oil Pan, Removal
52
Piston, Class
53
Piston Ring, Clearance between Grooves
54
Piston Clearance
55
Head Gasket
56
Cylinder Head Assembly
57
Big End Bearing
58
Connecting Rod
58
Connecting Rod with Bearings and Pin
58
Connecting Tod, Weight
58
Connecting Rod Alignment
59
Central Main Bearing Caps
60
Check the Clearances between the Bearings and the Journal
60
Crankshaft Axial Clearance
61
Crankshaft Front and Back Oil Seal Rings
62
Crankshaft, Check Journals and Crank
63
Clearances between the Bearings and Corresponding Pins
64
Turbocharger
66
Turbocharger Components
66
Turbocharger Pressure Testing
66
Turbocharger West Gate Adjustment - Regolazione Corsa Asta Comando Valvola " Waste Gate
67
Lubrification Circuit
68
Lubrification Circuit
69
Internal Oil Filter and Oil Sump Return Pipe
69
Oil Pump
69
Oil Pump, Clearance between Rotors
69
Oil Filter Cartridge
70
Oil Pressure Check
70
Oil Pressure Regulating Valve
70
Coolant Circuit
72
Coolant Circuit
73
Coolant Circulation Pump, Components
73
Radiator and Compensation, Check and Seal Tank Cap
73
Thermostatic Valve
73
Fuel System
74
Fuel Feeding / Injection Circuit
74
Fuel Filter Detached from the Tank (on Request)
74
Fuel Lift Pump
74
Fuel Pump Drive Rod Projection
74
Pump/Injector Unit
75
Pump/Injector Unit, Components
75
Injection Pump Assembly/Disassembly
76
Plunger Barrel Ring Nut Assembly/Disassembly
76
Plunger Injection Pump Reassembly
76
Pump/Injector Unit Se.no. 6590.285 Control Data
77
Pumping Element
77
Pumping Element (Old-Type Injection Pump)
77
Injector, Nozzle Projection
79
Injector, Setting (Old Type)
79
Injector, Spark Arrester
79
Setting of Injector According to Current Pump/Injector Unit
79
Injection Advance Control and Regulation
80
Injection Advance for Currently Used Pump/Injector Unit
80
Injection Advance References on Timing Belt Protector
81
Static Injection Advance Tuning
81
TDC (Top Dead Center) References
81
Tester and Special Coupling for Injection Advance Control (Old-Type Injection Pump)
81
Closing the Oilhole
82
Preliminary Steps to Pump/Injector Unit Delivery Balancing Test
82
Static Injection Advance Regulation
82
Test Head B Assembly
82
Injection Pumps Delivery Balancing
83
Instrument Connection
83
Fuel System
83
Electric Control Panel with Automatic Engine Stop
84
Electric System
85
Alternator, Iskra 14V 33A
85
Alternator, Iskra 14V 33A - Performance Curve
85
Electric Starting Layout (12V) with Iskra Alternator 14V 33A
86
Alternator, Marelli Type AA 125 R 14V 45A
87
Alternator, Marelli Type AA 125 R 14V 45A - Performance Curve
87
Electric Starting Layout (12V) with Marelli Type AA 125 R 14V 45A Alternator
88
Flywheel Alternator
88
Alternator Battery Charger Curve 12V 20A
89
Alternator Battery Charger Curve 12V 30A
89
Electric Starting Layout (12V) with Flywheel Alternator
90
Voltage Regulator Connections
90
STARTER MOTOR - Bosch DW 12V 1,1 KW
91
Starter Motor, Bosch 12V 1,6 Kw
91
Starter Motor, Bosch DW 12V 1,1 KW - Performance Curve
91
Pre-Heating Glow Plug
92
Pre-Heating Glow Plug Control Unit with Coolant Temperature Sensor
92
Starter Motor, Bosch DW 12V 1,6 KW - Performance Curve
92
Coolant High Temperature Lamp Sensor
93
Oil Pressure Switch
93
Temperature Sensor for Control Unit
93
Settings
94
Pump Injection Delivery Standard Setting Without Dynamometric Brake
94
Setting the Idle Maximum (Standard)
94
Setting the Idle Minimum (Standard)
94
Speed Settings
94
Injection Pump Flow Limiter and Standard Engine Torque Gearing Device
95
Pump/Injector Unit Timing with Speed Governor
95
Setting the Stop
95
Pump/Injector Unit Delivery Setting with Braked Engine
96
Required Settings (as most Commonly Applies)
96
Calibration
97
Storage
98
Engine Storage (Not Installed)
98
Protective Treatment
98
Preparing the Engine for Operation after Protective Treatment
99
Torque Specifications and Use of Sealant
100
Table of Tightening Torques for the Main Components
100
Table of Tightening Torques for Standard Screws (Coarse Thread)
101
Table of Tightening Torques for Standard Screws (Fine Thread)
101
Special Tools
102
Other manuals for Lombardini LDW 1204/T
Use & Maintenance
96 pages
Use Maintenance And Consumer Information
156 pages
4
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Lombardini LDW 1204/T Specifications
General
Brand
Lombardini
Model
LDW 1204/T
Category
Engine
Language
English
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