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Mitsubishi S6B manual available for free PDF download: Operation & Maintenance Manual
Mitsubishi S6B Operation & Maintenance Manual (104 pages)
Brand:
Mitsubishi
| Category:
Engine
| Size: 5.18 MB
Table of Contents
Limited Warranty
4
Important Information
5
Table of Contents
9
Chapter 1 BASIC SAFETY PRECAUTIONS Fire and Explosions
15
Keep Flames Away
15
Keep Engine Surrounding Area Tidy and Clean
15
Ventilation of Engine Room
15
Do Not Open Side Cover until Engine Cools
15
Care for Fuel, Oil and Exhaust Gas Leakage
15
Use Explosion-Proof Lighting Apparatus
15
Prevent Electrical Wires from Short-Circuiting
15
Keep Fire Extinguishers and a First-Aid Kit Handy
15
Stay Clear of All Rotating and Moving Parts
16
Install Protective Covers Around Rotating Parts
16
Check Work Area for Safety
16
Stay Clear of Moving Parts During Engine Running
16
Lockout and Tagout
16
Keep Engine Stopped During Servicing
16
Always Restore Engine Turning Tools after Use
16
Be Careful of Exhaust Fume Poisoning
17
Operate the Engine in a Well-Ventilated Area
17
Be Careful of Falling
17
Lift Engine Carefully
17
Do Not Climb Onto the Engine
17
Always Prepare Stable Scaffold
17
Protect Ears from Noise
18
Wear Ear Plugs
18
Be Careful of Burn Injuries
18
Do Not Touch the Engine During or Immediately after Operation
18
Add Coolant Only after the Coolant Temperature Dropped
18
Never Remove Heat Shields
18
Do Not Open the Radiator Filler Cap When the Engine Is Hot
18
Do Not Touch High-Pressure Injection Fuel
18
Be Careful When Handling Fuel, Engine Oil or LLC
19
Use Only Specified Fuel, Engine Oil and Long-Life Coolant (LLC)
19
Handle LLC (Long Life Coolant) Carefully
19
Proper Disposal of Waste Oil, LLC and Coolant
19
If any Anomaly Occurs
19
Do Not Add Coolant Immediately after a Sudden Stop Due to Overheating
19
Avoid Immediate Restart after Abnormal Stop
19
Avoid Continuous Engine Operation at Low Oil Pressure
19
If V-Belt Breaks, Stop Engine Immediately
19
Service Battery
20
Handle the Battery Correctly
20
Other Cautions
21
Never Modify Engine
21
Observe Safety Rules at Work Site
21
Work Clothing and Protective Gear
21
Never Break Seals
21
Perform All Specified Pre-Operation Inspections and Periodic Inspections
21
Break-In the Engine
21
Warm up the Engine before Use
21
Never Operate the Engine in an Overloaded Condition
21
Conduct Cooling Operation before Stopping the Engine
22
Protection of the Engine against Water Entry
22
Properly Maintain the Air Cleaner and Pre-Cleaner
22
Use of Tools Optimum for each Work
22
Avoidance of Prolonged Time of Starter Operation
22
Do Not Turn off the Battery Switch During Operation
22
Cautionary Instructions for Transporting the Engine
22
Do Not Operate Engine Continuously under Low Load
22
Chapter 2 NAME of PARTS
23
Engine External Diagrams
23
Left View
23
Right View
23
Fig. 2-1 Engine Left View
23
Fig. 2-2 Engine Right View
23
Equipment and Instrument
24
Start and Stop Instrument
24
Fig. 2-3 Start Switch and Stop Switch
24
Fig. 2-4 Manual Stop Lever
24
Instruments
25
Fig. 2-6 Oil Pressure Unit
25
Fig. 2-7 Thermo Unit
25
Fig. 2-8 Revolution Detection Pickup
25
Engine Protection Devices
26
Oil Pressure Switch
26
Thermo Switch
26
Oil Filter Alarm Switch
26
Fig. 2-9 Oil Pressure Switch
26
Fig. 2-10Thermo Switch
26
Fig. 2-11Oil Filter Alarm Switch
26
Overrun Detection Pickup
27
Air Cleaner Indicator
27
Fig. 2-12Overrun Detection Pickup
27
Fig. 2-13Air Cleaner Indicator
27
Chapter 3 OPERATION
29
Operational Environment
29
Preparation for Operating New or Overhauled Engine
29
Preparation of Fuel System
29
Fig. 3-1 Priming Pump - Handle
30
Fig. 3-2 Fuel Filter - Bleed Air
30
Fig. 3-3 Fuel Injection Pump - Bleed Air
30
Fig. 3-4 Priming Pump Cap Tightening Method
31
Fig. 3-5 Priming Pump Head Packing
31
Preparation of Lubrication System
32
Fig. 3-6 Oil Filler and Oil Level Gauge
32
Fig. 3-7 Pouring Engine Oil on Valve Mechanisms
32
Preparation of Cooling System
33
Fig. 3-8 Coolant Drain Cock (Engine)
33
Fig. 3-9 Radiator Coolant Level
33
Fig. 3-10Reserve Tank Coolant Level
33
Preparation of Electrical System
34
Fig. 3-11Battery Electrolyte Level - Inspect
34
Fig. 3-12Specific Gravity of Battery Electrolyte
34
Table 3-1 Specific Gravity of Electrolyte
34
Test Operation
35
Normal Engine Operation
36
Preparations for Operation
36
Engine External - Inspect
36
Fig. 3-13Valves for Open/Closed Position - Check
36
Fuel Tank Oil Level - Check
37
Engine Oil Level - Check
37
Fig. 3-14Oil Filler and Oil Level Gauge
37
Coolant Level - Check
38
Fuel Control Link - Check
38
Fig. 3-15Radiator Cap
38
Fig. 3-16Radiator Coolant Level
38
Fig. 3-17Reserve Tank Coolant Level
38
Fig. 3-18Fuel Control Link - Check
38
Air Tank - Drain Water
39
Air Tank Air Pressure - Check
39
Air Cleaner - Check
39
Fig. 3-19Air Tank - Drain Water
39
Fig. 3-20Air Tank Air Pressure - Check
39
Fig. 3-21Air Cleaner - Check
39
Temperature of Damper - Check
40
Fig. 3-22Thermo Label of Damper
40
Starting
41
Warming-Up Operation
41
Checking Engine Oil Pressure
41
External Inspection During Warm-Up
41
Operation
42
Cautions When Operating
42
Inspection During Operation
42
Table 3-2 Standard Values at Rated Speed
42
Stopping
43
Emergency Stop
43
Inspection after Stopping
43
Fig. 3-23Manual Stop Lever
43
Chapter 4 FUEL
45
Recommended Fuel
45
Handling Fuel
45
Fig. 4-1 Recommended Fuel
45
Fig. 4-2 Recommended Fuel According to Ambient
45
Table 4-1 Recommended Fuel
45
Property
46
Table 4-2 Recommended and Limit Values of Fuel
46
Chapter 5 ENGINE OIL
47
Recommended Engine Oil
47
Handling Engine Oil
47
Fig. 5-1 Recommended Engine Oil
47
Properties of Engine Oil and Its Influence on Engine Performance
48
Main Properties of Engine Oil
48
Detergent Dispersibility
48
Viscosity
48
Selection of Oil Viscosity
49
Fig. 5-2 Selection of Oil Viscosity
49
Definition of Properties of Engine Oil
50
Viscosity
50
Total Base Number
50
Total Acid Number
50
Water Content
50
Flash Point
50
Insoluble
50
Service Limits of Engine Oil
51
Engine Oil Analysis Service
51
Table 5-1 Engine Oil Properties
51
How to Order Engine Oil Sampling Tool Set
52
Fig. 5-3 Engine Oil Sampling Tool Set
52
Table 5-2 Engine Oil Sampling Tool Set
52
Chapter 6 COOLANT
53
Recommended Water for Coolant
53
Long Life Coolant (LLC)
53
Genuine LLC
53
Fig. 6-1 GLASSY - LLC
53
Table 6-1 Water Quality Standards
53
Other Brand Llcs
54
Standard for Other Brand LLC
54
General Demands of LLC
54
LLC Specification
55
Table 6-2 LLC Specification
55
Maintenance of LLC
57
Replacement Intervals of LLC
57
LLC Concentration
57
Table 6-3 Recommended LLC Concentration
57
Importance of LLC
58
Characteristics of LLC Additive and Important Notes
58
Examples of Abnormalities Caused by LLC
58
Pitting of Iron Parts
58
Corrosion of Aluminum Parts
58
Pitting and Clogging of the Radiator
58
Chapter 7 MAINTENANCE SCHEDULE
59
How to Use the Maintenance Schedule
59
General Definition of Regular-Use Engine, Emergency Engine and General-Purpose Engine
60
Periodic Maintenance Chart for Regular Use Engine
61
Table 7-1 Periodic Maintenance Chart
61
Periodic Maintenance Chart for Emergency Engine
63
Table 7-2 Periodic Maintenance Chart
65
Periodic Maintenance Chart for General Purpose Engine
67
Table 7-3 Periodic Maintenance Chart
67
Chapter 8 PERIODIC INSPECTION and MAINTENANCE PROCEDURES
69
Engine Mechanical
69
Engine External - Inspect
69
V-Belt and Belt Tension - Inspect and Adjust
70
Fig. 8-1 V-Belt and Belt Tension
70
Damper - Inspect
71
Fig. 8-2 Damper - Check Visually
71
Table 8-1 Damper Temperature Management
71
Fig. 8-3 Damper Temperature Management
72
Table 8-2 Thermo Label for Temperature
72
Fuel System
73
Fuel System - Inspect
73
Fuel Tank - Clean
73
Fuel Tank - Drain Water
73
Fig. 8-4 Fuel Tank - Drain Water
73
Fuel Control Linkage Ball Joint - Inspect
74
Fig. 8-5 Fuel Control Linkage for Looseness
74
Fig. 8-6 Fuel Control Linkage - Remove
74
Water Separator - Inspect
75
Gauze Filter - Clean
75
Fig. 8-7 Water Separator - Drain Water
75
Fig. 8-8 Water Separator Element - Replace
75
Fig. 8-9 Gauze Filter - Clean
75
Fuel Filter - Replace
76
Fig. 8-10Fuel Filter - Replace
76
Fig. 8-11Fuel Filter
76
Fuel Pipe - Inspect
77
Fig. 8-13Low Pressure Fuel Pipe and Clip
77
Lubricating System
78
Engine Oil, Oil Filter and Bypass Oil Filter - Replace
78
Fig. 8-14Oil Filler and Oil Level Gauge
78
Engine Oil for Mixing of Fuel and Water - Inspect
79
Fig. 8-15Oil Filter and Bypass Oil Filter - Replace
79
Governor Oil Filter - Replace
80
Oil Pipe - Inspect
80
Fig. 8-17Oil Pipe and Clip - Inspect and Replace
80
Cooling System
81
Coolant - Change
81
Fig. 8-18Radiator Cap
81
Fig. 8-19Coolant Drain Cock (Engine)
81
Radiator Fins - Check and Clean
82
Fig. 8-20Radiator Coolant Level
82
Fig. 8-21Reserve Tank
82
Fig. 8-22Radiator Fins - Clean
82
Inlet and Exhaust Systems
83
Turbocharger - Inspect
83
Draining Water from the Exhaust Muffler
83
Fig. 8-23Turbocharger - Inspect
83
Fig. 8-24Draining Water from the Exhaust Muffler
83
Pre-Cleaner - Clean, Inspect and Replace
84
Air Cleaner Element - Clean, Check and Replace
85
Fig. 8-28Air Cleaner - Check
85
Electrical System
86
Fig. 8-29Battery Electrolyte Level - Inspect
86
Fig. 8-30Specific Gravity of Battery Electrolyte
86
Table 8-3 Specific Gravity of Electrolyte
86
Starter - Inspect
87
Alternator - Inspect
87
Air Starter System
88
Air Strainer - Drain Water and Clean
88
Air Tank - Drain Water
88
Air Tank - Inspect Safety Valve Operation
88
Chapter 9 LONG-TERM STORAGE
89
Storing the Engine in an Inoperable Condition for 3 Months or more
89
Preparation for Storage
89
Maintenance During Storage
89
Corrosion Inhibitor
89
Table 9-1 Recommended Rust-Preventive Oil and
89
Using the Engine after Storage
90
Storing the Engine in an Operable Condition for 3 Months or more
90
Operating the Engine for Maintenance
90
Chapter 10 TRANSPORTATION
91
Lifting the Engine
91
Chapter 11 TROUBLESHOOTING
93
General Precautions
93
Contact Your Mitsubishi Dealer for Repair Service
93
Considerations before Work
93
Cautions against Contamination
93
Cautions Regarding Parts Handling
93
Work Safety
93
Troubleshooting
94
The Starter Does Not Crank or Cranks Slowly, Resulting in Start Failure
94
The Starter Cranks, but the Engine Does Not Start
94
Table 11-1 the Starter Does Not Crank or Cranks
94
Table 11-2 the Starter Cranks, but the Engine
94
Output Decrease
95
Table 11-3 Output Decrease
95
Exhaust Smoke Is White or Blue
96
Table 11-4 Exhaust Smoke Is White or Blue
96
Exhaust Smoke Is Black or Charcoal
97
Table 11-5 Exhaust Smoke Is Black or Charcoal
97
Fuel Consumption Is High
98
Table 11-6 Fuel Consumption Is High
98
Engine Oil Consumption Is High
99
Table 11-7 Engine Oil Consumption Is High
99
Overheating
100
Low Engine Oil Pressure
100
When Fuel Has Run out
100
Table 11-8 Overheating
100
Table 11-9 Low Engine Oil Pressure
100
Chapter 12
101
Main Specifications
101
Table 12-1 Main Specifications
101
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