171 S130 Operation & Maintenance Manual
(S130) LOADER SPECIFICATIONS (CONT’D)
Drive System
Hydraulic System
Main Drive Hydrostatic 4 wheel drive
Transmission Infinitely variable tandem hydrostatic piston pumps, driving two fully reversing
hydrostatic motors.
Final Drive Pre-stressed #80 HSOC endless roller chain (no master link) and sprockets in
sealed chaincase with oil lubrication (Chains do not require periodic
adjustments) Two chains per side with no idler sprocket
Total Engine to Wheel Reduction 33:1
Axle Size 50,8 mm (2 in), Heat treated
Wheel Bolts Eight 9/16 in Wheel bolts fixed to axle hubs
Pump Type Engine driven gear type
Pump Capacity- Standard 64 L/min (16.9 U.S. gpm) @ 2825 Engine rpm @ 91% efficiency
System Relief at Quick Couplers 18,27 - 18,96 MPa (182,7 - 189,6 bar) (2650 - 2750 psi)
Filters Full flow replaceable, 3-micron synthetic media element
Hydraulic Cylinders
Bore Diameter: Lift Cylinder (2)
Tilt Cylinder (1)
Rod Diameter: Lift Cylinder (2)
Tilt Cylinder (1)
Stroke: Lift Cylinder (2)
Tilt Cylinder (1)
Double-acting; tilt cylinders have cushioning feature on dump and rollback
50,8 mm (2.00 in)
88,9 mm (3.50 in)
31,8 mm (1.25 in)
38,1 mm (1.50 in)
674,9 mm (26.57 in)
368,3 mm (14.50 in)
Control Valve 3 spool, open centre type with float detent on lift and electrically controlled
auxiliary spool.
Fluid Lines SAE Standard tubelines, hoses and fittings.
Hydraulic Function Time:
Raise Lift Arms
Lower Lift Arms
Bucket Dump
Bucket Rollback
2.7 seconds
1.8 seconds
2.2 seconds
1.9 seconds
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