HELI G Series Operation & Service Manual page 41

1. thrust bearing
4. Steering knuckle main pin
2) Steering cylinder
The steering cylinder is of double-action piston type. Both ends of the piston rod are
connected with steering knuckles through connection rod. Left or right of the truck
turning is achieved with the help of the left or right travel of the piston rod driven by the
pressure oil from the powered steering unit. The seal unit is consist of the supporting ring
and O-ring seal, U-ring seal is adopted between the cylinder head and the piston rod. The
cylinder is fitted to the steering axle through two cylinder seats. (See Fig. 3-4)
Figure 3-3 Steering knuckle
2. Steering knucle
5. needle bearing
Figure 3-4 steering cylinder
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3. Dust-proof cover
6. Shock absorption blcok