Adjustments
5
Adjustments
5.1
Adjustment to suit the Pipe Outside Diameter
•
When leaving the factory the chains are adjusted to the maximum
length. If the chains are too long (in case of a lower construction
height) release bolts.
•
Adjust all chains to the same length and secure chains. The inclination
angle must not exceed 45°: Danger of releasing the load!
5.2
Adjustment of the opening width
Open jaw by turning the adjusting screw. Do not exceed the maximum opening width as the nut of the adjusting
screw is not secured. Safety hazard ! Place jaws - angle lever facing inwards - onto the manhole . Now push
downwards angle lever against the spring resistance to the limit stop . Turn adjusting screw that the opening width
exceeds the wall thickness for 5-10 mm. The opening width of all jaws must be adjusted to the same width.
54400001 / 54400002 / 54400003
Fig. 1
Fig. 3
12 / 18
Fig. 2
Fig. 4
GB