[. . . ] Only use this support for short-term installations (it is not intended for the continuous support of ceilings, balconies etc. [. . . ] The securing screw MUST be firmly tightened when the device is under load! â· Use the appliance only on a clean and skid resistant surface providing a stable positioning! â· In the event of too much pressure, the support or the supporting material could become damaged. For fine adjustment, rotate the entire support anti-clockwise so as to screw out the thread of the rubber cushioning . To release the support, rotate the entire support clockwise until the rod 2 has loosened itself. With your other hand press and hold the locking lever 4 and slide the rod 2 back in. [. . . ] To release the support, rotate the entire support clockwise until the rod 2 has loosened itself. [. . . ]