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Operating Instructions
SRG-1,5/SRG-3/SRG-3-L
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.
11 /17
AdjustmentsAdjustments
Fig. 3
V3
Fig. 4
GB
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