217. TroubleshootingIn this chapter you find information concerning the topics: Possible problems and their solution as well ascontrol display error messages.Control or remote control does not functionPossible cause SolutionVoltage supply cable is not connected Connect the voltage supply cable of the controlRemote Control is not connected Connect the controlBad plug contact Connect the control and the supply cable correctlyControl defective Contact the dealerRemote Control defective Replace remote controlPower cable defective Contact the dealerPossible cause SolutionLift is defective Contact the dealerControl is defective Contact the dealerControl panel is defective Connect the control and the supply cable correctlyControl defective Contact the dealer or replace remote controlPossible cause SolutionSwitch on bottom of cap was pressed accidentally Insert transportation pins, Lift cap up and checkwhether switch on bottom of cap was pressed by anyobject (see Chap. 4.2).Surface too soft (e.g. shag pile carpet) Move ScreenLifter or change surface (see Chap. 4.2)Control panel is defective Connect the control and the supply cable correctlyPossible cause SolutionThe control has a built-in overheat protection. The protection is activedue to overheat.Wait until the control has cooled down and the displaymessage “HOT” has ceased. (at least 15min.) After thatperiod the control can be used again.Possible cause SolutionProtective switch active due to mechanical resistance Contact the dealer.Lift runs in one direction onlyScreenLifter does not exceed lift position 39Display shows message “HOT”ScreenLifter moves only gradually