Figure 38 – Drive of gear-box control
Adjustment of device of platform lifting
It is necessary to check condition and adjustment correctness of rope of valve control during the truck operation.
Rope should not have bends and should move in the hole of bolt adjustment 2 (see Figure39) and 3 (see Figure40).
At the correct adjusted mechanism of platform lifting of the truck free rope movement 3 (see Figure39) and 6 (see Figure40) is chosen at the angle of
platform lifting (49-3)
If at the completely lifted platform and tightened rope the angle of platform lifting does not correspond to (49-3)˚, make adjustment of free movement of
rope in the following way (see drawings 39-40)
- To lift the platform on the angle sufficient for adjustment of protective support. Set protective support and lower the platform on it.
- To unscrew lock-nut of adjustment bolt of rope valve control and unscrew bolt from cylinder foot till the limit
- To lift the platform on the angle (49-3)
grades, to set the control switch of the platform in neutral position and support the platform with special stop
To unscrew adjusting bolt in the bracket till the complete chose of free rope sagging and lock with lock-nut;
- Lifting the platform to take-off special stop. To lower the platform.
- At repeated lifting to check the correctness of angle lifting adjustment. Shaking of the platform can happen at the end of lifting. The absence of
shaking is not a sign of defect.
Attention!
Make all works on the frame at the lifting platform only at threw back protective stop. It is forbidden to move the truck with lifting platform.
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