Yanmar 4LHA-HTP User Manual

Model
4LHA-STE STZE,DTE DTZE,HTE HTZE
4I.HA-STP STZP,DTP/DTZP,HTP/HTZP
CHAPTER 0 FOR SAFETY
1. FOR SAFE SERVICING 0-1
2. PRECAUTION FOR SAFE SERVICING 0-2
(A) Service Shop (Place) 0-2
(B) Working Wear 0-3
(C) Tools to Be Used 0-3
(D) Use of Genuine Parts, Oil and Grease 0-3
(E) Bolt and Nut Tightening Torques 0-3
(F) Electrical Parts 0-4
(G) Waste Treatment 0-4
(H) Handling the Product 0-5
3. LOCATION OF PRODUCT SAFETY LABELS 0-6
CHAPTER 1 GENERAL
1. Exterior Views 1-1
2. Specifications 1-2
3. Service Standards 1-3
4. Performance Curves 1-5
5. Dimensions 1-6
6. Piping Diagrams 1-7
7. Eiectricai Diagrams 1-8
CHAPTER 2 BASIC ENGINE
1. Disassembly and ReassemblyTools 2-1
2. Cylinder Block 2-9
3. Cylinder Liners 2-12
4. Cylinder Head 2-14
5. Piston and Piston Pins 2-21
6. Connecting Rod 2-25
7. Crankshaft and Main Bearing 2-28
8. Camshaft and Tappets 2-32
9. Timing Gear 2-35
10. Flywheel 2-36
CHAPTER 3 FUEL INJECTION EQUIPMENT
3-1. DISTRIBUTOR TYPE
1. Fuel Supply System 3-1-1
2. Bleeding and Checking Injection Timing 3-1-2
3. Fuel Injection Pump Outline 3-1-4
4. Fuel System 3-1-5
5. Injection Pump Construction and Operation 3-1-6
6. Goverming Mechanism 3-1-16
7. Timer Construction and Operation 3-1 -38
8. Magnet Valve 3-1-43
9. Pump Reassembly, Adjustment and Inspection 3-1-44
10. Test Bench Adjustment of VE Pump 3-1 -52
11. Troubleshooting 3-1-55
12. Fuel Injection Nozzle 3-1-59
13. Fuel Filter 3-1-63
3-2. YPES-AL TYPE
1. Fuel Supply System 3-2-1
2. Disassembly.Reassembly and Inspection of Governor 3-2-15
3. Disassembly.Reassembly and Inspection of Fuel Injection Pump 3-2-21
4. Adjustment of Fuel Injection and Governor 3-2-31
5. Automatic Advancing Timer 3-2-38
6. Fuel Feed Pump 3-2-40
7. Fuel Injection Nozzle 3-2-43
8. Troubleshooting 3-2-48
9. Tools 3-2-50
10. Fuel Injection Pump Specifications 3-2-53
11. Service Date 3-2-54
CHAPTER 4 INTAKE AND EXHAUST SYSTEM
1. Intake and Exhaust System 4-1
2. Intake Silencer 4-2
3. Intake Manifold 4-3
4. Turbocharger 4-4
5. Mixing Elbow ..4-26
6. Breather 4-27
CHAPTER 5 LUBRICATION SYSTEM
1. Lubrication System 5-1
2. Lube Oil Pump 5-3
3. Lube Oil Filter : 5-6
4. Oil Pressure Control Valve 5-8
5. Lube Oil Cooler 5-9
6. Piston Cooling Nozzle 5-10
7. Rotary Waste Oil Pump (Optional) 5-11
CHAPTER 6 COOLING WATER SYSTEM
1. Cooling Water System 6-1
2. Sea Water Pump 6-4
3. Fresh Water Pump 6-7
4. Heat Exchanger 6-10
5. Pressure Cap and Sub Tank 6-12
6. Thermostat 6-14
7. Kingston Cock (Optional) 6-16
8. Sea Water Filter (Optional) 6-17
9. Bilge Pump and Bilge Strainer (Optional) 6-18
CHAPTER 7 REDUCTION AND REVERSING GEAR
7-1. Marine gear model KM5A
1. Construction 7-1-1
2. Shifting Device 7-1-5
3. Inspection and Servicing 7-1-10
4. Special Tools 7-1-20
5. Disassembly 7-1-21
6. Reassembly 7-1-29
7-2. Marine gear model HSW630A1
1. Construction 7-2-1
2. Shifting Device 7-2-2
3. Inspection and Servicing 7-2-6
4. Disassembly 7-2-9
5. Reassembly 7-2-23
CHAPTER 8 REMOTE CONTROL (OPTIONAL)
1. Remote Control System 8-1
2. Remote Control Installation. 8-2
3. Remote Control Inspection 8-5
4. Remote Control Adjustment 8-6
CHAPTER 9 ELECTRICAL SYSTEM
1. System Diagram 9-1
2. Battery 9-3
3. Starter Motor 9-7
4. Alternator 9-17
5. Instrument Panel 9-35
6. Warning Devices 9-37
7. Tachometer 9-40

Yanmar 4LHA-HTP Specifications

General

Brand	Yanmar
Model	4LHA-HTP
Category	Engine
Language	English