Name: Mitsubishi S4Q2
Brand: Mitsubishi
Rating: 5 (1 reviews)

To Next Page

To Previous Page

20 / 174

Service Manual Mitsubishi SQ-Series diesel engines

Version 08/2004

ENGLISH

CYLINDER HEADS AND VALVE

MECHANISM ENGINE MAIN PARTS

ENGINE MAIN PARTS

7 CYLINDER HEADS AND

VALVE MECHANISM

7.1 Disassembly

1. Rocker cover

2. Adjusting screw

3. Bolt (short)

4. Bolt (long)

5. Valve cap

6. Snap ring

7. Rocker arm

8. Rocker shaft bracket

9. Rocker shaft spring

10. Rocker shaft

11. Valve pushrod

12. Cylinder head bolt

13. Cylinder head

14. Valve cotters

15. Upper valve retainer

16. Valve spring

17. Valve (inlet)

18. Valve (exhaust)

19. Valve stem seal

20. Cylinder head gasket

21. Inner valve spring

22. Lower valve spring

High-speed option

Default Chapter2
- How to Use this Manual2
- Table of Contents3
General8
- Engine Model and Application Codes9
- Engine Serial Number Location9
1 Outline8
- External View8
2 Specifications10
General Instructions11
3 Determination of Overhaul Timing12
4 Testing the Compression Pressure13
5 Tips on Disassembly and Reassembly15
- Disassembly15
- Reassembly15
6 Precautions for Disassembly and Reassembly16
- Oil Seals16
- O-Rings16
- Bearings17
- Lock Plates17
- Split Pins and Spring Pins17
Engine Main Parts19
7 Cylinder Heads and Valve Mechanism20
- Disassembly20
- Removing Cylinder Head21
- Inspection24
- Reassembly32
- Valve Clearance Adjustment36
8 Flywheel38
- Disassembly38
- Inspection40
- Reassembly41
9 Timing Gears, Camshaft and Oil Pan43
- Disassembly43
- Inspection48
- Crankshaft Pulley49
- Reassembly53
10 Pistons, Connecting Rods, Crankshaft and Crankcase58
- Disassembly58
- Inspection64
- Connecting Rods68
- Reassembly76
Inlet and Exhaust System85
11 Description86
12 Disassembly, Inspection and Reassembly87
Cooling System89
- Cooling System 13 Description90
13 Description90
14 Water Pump, Fan91
- Inspection91
15 Thermostat92
- Inspection92
Fuel System93
16 Description94
17 Fuel System Bleeding95
18 Disassembly96
19 Fuel Injection Timing Check98
20 Fuel Filter (Paper-Element Cartridge Type)100
- Disassembly and Inspection100
21 Fuel Injection Nozzles101
- Disassembly101
- Testing102
- Reassembly104
Lubrication System105
22 Description106
23 Oil Pump107
- Disassembly107
- Inspection107
- Reassembly108
24 Oil Filter109
- Inspection109
25 Pressure Relief Valve110
- Inspection110
Electrical System General112
- Wiring Diagrams112
27 Starter114
- Inspection before Disassembly (Inspection of Assembly)114
- Removal116
- Disassembly117
- Inspection118
- Reassembly121
- Inspection and Testing after Reassembly122
28 Alternator124
- On-Vehicle Inspection124
- Removal126
- Disassembly127
- Inspection129
- Assembly132
- Installation132
29 ETR Type Stop Solenoid134
- General134
- Solenoid Specification135
- Inspection136
- Connecting Rod Adjustment136
30 Glow Plugs137
- Removal137
- Inspection137
- Installation137
Testing and Adjusting139
31 Bench Test140
- Starting up140
- Inspection after Starting up140
- Bench Testing (Dynamometer) Conditions141
- Inspection and Adjustment after Bench Testing141
32 Idling Speed and Maximum Speed Setting Inspection and Adjustment142
33 Performance Test144
- Engine Equipment Condition144
- Tests and Their Purposes144
- Other Inspections144
- Adjustment Engine Output144
Troubleshooting149
- ENGLISH Service Manual Mitsubishi SQ-Series Diesel Engines156
34 Causes of Engine Problems and Remedies149
Maintenance Standards159
35 Maintenance Standards Table160
36 Tightening Torques166
- Important Bolts and Nuts166
- Standard Bolts167
- Standard Studs167
- Standard Plugs167
37 Thread Sealants168
38 Maintenance Schedule169
Special Tools171
39 Special Tool List172

Mitsubishi S4Q2 User Manual

Table of Contents

Other manuals for Mitsubishi S4Q2

Questions and Answers:

Mitsubishi S4Q2 Specifications

Related product manuals

Brand	Mitsubishi
Model	S4Q2
Category	Engine
Language	English