Volvo Penta MD6A - Page 42

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Valve springs
Length, off-load
Loaded with 170±10 N (17±1 kp = 37.5±2 lbf)
Loaded with 300±20 N (30±2 kp = 66±4.5 lbf)
Lubricating system
Engine
Oil capacity, excl. filter
Oil capacity, incl. filter
Oil quality ace. to API-system
Viscosity, above +10
0
C (50
0
F)
Viscosity, below +10
0
C (50
0
F)
Oil pressure, hot engine, idling speed
Oil pressure, hot engine, full speed
Reverse gear
Oil quality/Viscosity
Oil capacity, din
3
(qts.), red. 1:1
Oil capacity, din
3
(qts.), red. 1.91:1
Combi reduction gear
Reduction gear
Reversing mechanism and propeller hub
Lubricating oil pump
Type
Relief valve spring: Length, off-load
Loaded with 15 N (1.5 kp = 3.3 lbf)
Loaded with 46 N (4.6 kp = 10 lbf)
Axial clearance of gear wheels incl. gasket
Fuel system
Fuel injection pump, make Bosch (Up to engine no 19999)
Fuel injection pump CAV (From engine no 20000)
Injectors, make Bosch, holders
Nozzles
Hole diameter
Opening pressure
Spray angle
Advance angle, Bosch pump
Advance angle, CAV pump
Injection quantity, Bosch pump
Injection quantity CAV pump
Feed pump
Type
Feed pressure at 42 rev/sec (2500 rev/mm)
42.5 mm (1.6732”)
32 mm (1.2598”)
24 mm (0.9449”)
2.8 litres (2.5 lmp.qts. = 2.9 US qts.)
3.0 litres (2.6 lmp.qts. = 3.2 US qts.)
CD (DS)
SAE 20 W
SAE 10 W
0.8—1.5 kp/cm
2
(11 .4—21 .3 lbf/in
2
)
3.5—4.0 kp/cm
2
(50—57 lbf/in
2
)
Same as for engine
0.4 (0.4)
0.55 (0.5)
Same oil compartment as engine’s
Lubricating grease Shell Alvania EP2 or similar
Gear wheel pump
45 mm (1 .7717”)
40 mm (1.5748”)
29 mm (1 .1417”)
0.048—0.084 mm (0.0020—0.0033”)
0 460 302 008
0 3222 F070
0 431 112 001
0 433 171 009
Four 0.23 mm (0.0091”)
185—193 kp/cm
2
(2631—2744 lbf/in
2
)
150
0
C
11°± 1° b.t.d.c.
14°± 0.1° b.t.d.c.
18±0.5 mg/stroke at 43 rev/sec. (2580 rev/min)
17.5±0.5 mg/stroke at 43 rev/sec. (2580
rev/mm)
Pierburg PE 15672
0.65—0.85 kp/cm
2
(9.2-12.0 lbf/in
2
)