STRUCTURE AND FUNCTION
60-22 EX20 Series
HYDRAULIC PUMPS
The pump for the work equipment and the pump for the power steering (brake) are a parent–child type and are driven by
the torque converter PTO.
Torque converter charging pump
The torque converter charging pump is driven by the torque converter PTO.
Lift cylinder
Item Unit FD100/115/135/150E/160E
Type – Work equipment: SAR90 Power steering and brake: 40
Relief set pressure MPa {kgf/cm
2
} 21.58 {220} 12.75 {130}
Discharge cc/rev 90.7 40.0
Rated speed mm 2270 2270
Item Unit FD100/115/135/150E/160E
Type –
Relief set pressure MPa {kgf/cm
2
} 1.96 {20}
Discharge cc/rev 45.7
Rated speed rpm 2200
Item Unit FD100 FD115 FD135 FD150E/160E
Outside diameter of cylinder mm 110 113 124 136
Inside diameter of cylinder mm 95 100 110 120
Diameter of piston rod mm 65 70 75 75
Stroke mm 3 m: 1510 3 m: 1510 3 m: 1510 3 m: 1510
Seal type –
U–packing,
piston ring
U–packing,
piston ring
U–packing,
piston ring
U–packing,
piston ring
Weight kg/each 85 90 105 105/110
HYDRAULIC PUMPS
November 2004
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