Electrical system
Battery voltage
12 V
Battery capacity
Start-generator
Generator output, max
Generator output, continuous
Starter motor output
Battery electrolyte specific gravity: Fully charged batter
When charging has to be carried out
Max. 60 Ah
Bosch 0 010 350 004
135W
90 W
0.74 kW (1 h.p.)
3
1.275—1.285 g/cm
3
1.230 g/cm
Cooling system
Thermostat
Starts opening at
Fully open at
Bellows thermostat
0
0
60 C (140 F)
0
0
74 C (165 F)
WEAR TOLERANCES
Cylinders
Drilled with wear (or if engine has abnormal fuel
consumption)
0.25 mm (0.010)
Crankshaft
Main bearing and connecting rod journals
Permitted out-of-roundness
Permitted taper
0.06 mm (0.0024”)
0.05 mm (0.0020”)
0.36 mm (0.0142”)
Max. axial play on crankshaft
Camshaft
Bearing journals, permitted out-of-roundness
Max. clearance between camshaft and bushings
0.03 mm (0.0012”)
0.15 mm (0.0060”)
Valves
Max. clearance between valve stem and guide
Edge of valve disc should be mm
0.16 mm (0.0063’)
1.0 mm (0.0400”)
TIGHTENING TORQUES
Nm
70
20
70
180
50
60
50
8
Kpm
7
2
7
18
5
6
5
0.8
Lbftf
51
14
50
130
36
43
36
5.8
Cylinder head nuts
Cylinder head stud bolts
Bolt for flange on crankshaft
Flywheel nut
Connecting rod bolts
Water pump flange
Main bearings
Nuts for fork for injectors
Tightening scheme for cylinder head nuts
38
| Categories | Volvo Penta Manuals |
|---|---|
| Tags | Volvo Penta MD6A, Volvo Penta MD7A |
| Download File |
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| Document File Type | |
| Copyright | Attribution Non-commercial |
(2 votes, average: 3.5 out of 4)
Marine readers have rated Volvo Penta MD6A MD7A Workshop Manual 3.5 out of 4.0 based on 2 product reviews. good manual just what I needed
Well i haven't read it yet but it's gonna help me out when I do.