Hydraulic System; Hydraulic Circuit - Shibaura ST333 Workshop Manual

3－9 Hydraulic System
1. SPECIFICATIONS
Oil pump
Control valve
Hydraulic cylinder
Max. lift
Hydraulic oil

2. HYDRAULIC CIRCUIT

1. Lift arm
2. Control valve
3. Implement lowering speed
adjusting valve
4. Suction pipe
5. Delivery pipe
Type
Discharge rate
Speed
Rotating direction
Relief valve working pressure
Type
Bore
6.
7.
8.
9.
10. Transmission (oil tank)
156
Gear pump
29.1 l/min. (12.3 ㏄/rev.)
2369 rpm
Clockwise viewed from the shaft end
14.7MPa｛150 kgf/c ㎡｝
Single-acting
φ70
1520 kg (Rear hole at the lowerink end)
SAE 80 gear oil (manual transmission)
ISO VG 46 gear oil (HST)
Control valve (with relief valve)
(Oil pressure take-out, pressure control)
Oil pump
Return pipe
Oil filter
464Y