Workshop Manual
Marine engines
MD201OA/B/C
•
MD202OA/B/C
•
MD203OA/B/C
•
MD204OA/B/C
Note!
The data given in this Workshop Manual refers in general to
engines in both A, B and C versions unless otherwise stated.
1
Contents
Technical data
Repair instructions
9
I
njection pump
54
I
njection pump
Wear tolerances
15
Adjustment of injection angle
55
Tightening torque
17
Adjustment of speed
57
Feed pump
58
Special tools
18
Fuel filter
59
Bleeding of fuel system
59
I
njector
60
Presentation
Checking of injector
61
Description of engine
19
Engine body
Cooling system
Description
62
Description
24
Repair instructions
Repair instructions:
Refrigerants
63
Cylinder head
25
Checking of refrigerant level
64
Valves. valve mechanism
.........................................
28
Cleaning
65
Cylinder block, pistons.
connecting rods
34
Circulation pump
66
Timing gears
40
Sea water pump
66
Camshaft
44
Replacing the thermostat
67
Crank mechanism
46
Checking the thermostat
67
Lubricating system
Description
Electrical system
51
Description
68
Repair instructions
I
mportant info
70
Oil pump
52
Starting with auxiliary battery
71
Replacing the oil filter
52
Troubleshooting, glow plug, charging
system
72
Cleaning the oil channels
.........................................
52
Alternator
74
Starter motor
76
Electrical components
78
Fuel system
Wiring diagram
80
Description
53
Extra equipment
87
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