7
3. General information
3.1. Technical data
1)
These data are approx.-values. The max. mark on oil dipstick counts.
2)
Exceeding these limits causes engine breakdown.
Type 1D42. 1D50. 1D81. 1D90.
Engine models S, Z, C S, Z S, Z, C S, Z
Mode of operation air-cooled four-stroke diesel engine
Combustion method Direct-fuel injection
Number of cylinders 1 1 1 1
Bore / stroke mm 90 / 70 97 / 70 100 / 85 104 / 85
Displacement
cm
3
445 517 667 722
Engine oil content without filter
with filter
approx. L
1.1
1)
1.2
1)
1.4
1)
1.5
1)
1.8
1)
1.9
1)
1.8
1)
1.9
1)
Volume of oil between
„max“ and „min“ marks
approx. L
0.4
1)
0.5
1)
0.9
1)
0.9
1)
Consumption of lubrication oil
after running-in period
approx. 1 % of fuel consumption at full load
Engine oil pressure
Oil termperature 100 ± 20 °C
min. 0.6 bar at 850 r.p.m.
Direction of rotation
looking at the flywheel
counterclockwise
Valve clearance at 10 - 30 °C
Inlet
Exhaust
mm
0.10
0.20
0.10
0.20
0.10
0.20
0.30
0.30
Max. angle from vertical in any
direction (continuous operation)
max. 30°
2)
30°
2)
25°
2)
25°
2)
Weight (incl. fuel tank, air-cleaner,
exhaust silencer and electric starter)
Engine model S
Engine model Z
Engine model C
approx. kg
approx. kg
approx. kg
78
81
100
83
85
–
105
107
126
106
108
127
Battery capacity min / max 12 V - 45 / 88 Ah • 24 V - 36 / 55 Ah
Model S: non-encapsulated, normal system of balancing
Z: non-encapsulated, add. system of balancing
C: SILENT PACK, add. system of balancing