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1. Measure and mark the hose at the place where you want to cut it with a silver point pen. Use a sheet metal sleeve or put the half shells of the coupling provisionally on the hose in order to mark it straig |
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2. Cut the hose at the mark with a sharp, slightly wet cutting tool (e.g. a knife or a plain saw) up to the steel wire helix.ht. |
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3. Pull the two halves of the hose apart. The steel wire helix is torn out of the cut. Cut it with a hack-saw or cable cutter directly at the surface of the cut, the spiral must not overtop the hose. |
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4. Put both half shells of the coupling on the hose. The corrugation inside of the coupling must lie exactly on the corrugation of the hose. Use a screw clamp as an assistance. The end of the hose must overtop the flange by 3 to 5mm. |
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5. Screw both half shells together up to the point where the inside of the hose shows slightly corrugated deformations. There must remain a small gap between the half shells, equally large on both sides. The service life of the system may be reduced significantly if the coupling is installed too tight or too loose. |
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6. Put the seal concentrically between both flange couplings. Screw the flanges tightly together. The imperviousness of the system is only maintained by pressing both hose ends against the seal. |