Main Hydraulic Pump
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Illustration 1 | g01150117 |
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NOTICE |
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All pump lines and pump housing must be filled with oil prior to initial start-up. Failure to provide proper oil fill may result in system damage. |
The following values are Bench Test Specifications.
(A) Main Pump
- Type of pump ... Axial piston (variable displacement)
- maximum output flow ... 28 cc/rev (1.7086 in3/rev)
- Pump delivery pressure ... 22.1 MPa (3205 psi)
- Max speed ... 2650 rpm
- maximum output flow ... 28 cc/rev (1.7086 in3/rev)
(B) Swing Pump
- Type of pump ... Gear
- maximum output flow ... 8.5 cc/rev (0.5187 in3/rev)
- Pump pressure ... 17.4 MPa (2524 psi)
- Max speed ... 2650 rpm
- maximum output flow ... 8.5 cc/rev (0.5187 in3/rev)
(C) Pilot Pump
- Type of pump ... Gear
- Minimum output flow ... 3.5 cc/rev (0.2136 in3/rev)
- Pump pressure ... 3.4 MPa (493 psi)
- Max speed ... 2650 rpm
- Minimum output flow ... 3.5 cc/rev (0.2136 in3/rev)
(1) Torque for two bolts ... 100 ± 20 N·m (74 ± 15 lb ft)
(2) Torque for six bolts ... 55 ± 10 N·m (41 ± 7 lb ft)
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