20TROUBLESHOOTINGSymptom Probable cause Corrective actionOpener does not respond to Wall Station orTransmitterNo power to openerControls not programmedCheck opener power cord to outlet connectionSee programming sectionOpener works from Wall Station but not fromTransmitterTransmitter is not programmedWeak/dead Transmitter batterySee programming sectionReplace Transmitter batteryOpener works from Transmitter but not fromWall StationWall Station is not programmed.Weak/dead Wall Station batterySee programming sectionReplace Wall Station batteryDoor does not move and opener beeps twotimes Install routine has not been performed Perform install routineDoor does not move with wall station ortransmitter command and no beeps come fromopener.Door does not move with wall station or trans-mitter command and opener beeps one timeBlown fuseTripped circuit breakerMotor not connectedContact authorized, qualified door systemservice representative.Reset breakerContact authorized, qualified door systemservice representative.Door stops or reverses, and opener beepsthree or four timesObstruction encounteredOut of balance conditionClear door pathContact authorized, qualified door systemservice representative.Door stops while closing, and opener beepsthree or four times.Possible broken spring or out of balancecondition.Contact authorized, qualified door systemservice representative.Door does not close properly Cables are not on drum properly Apply constant pressure to Wall Station up/down button to close door.Door will not closeThermal delay: The door has cycled eighttimes in a five minute periodObstruction test failureDoor will operate after a one-minute waitingperiod.Repeat install routine or contact authorized,qualified door system service representative.Door does not travel to full open or full closepositionDoor is out of balanceDoor limits are set improperlyContact authorized, qualified door systemservice representative.Repeat install routineOpener beeps continuously at end of a close oropen cycle and opener will not respond to aremote control command“Frozen relay” test error Reset opener by unplugging power cord fromoutlet and then reconnect power cordLight fixture will not light during door operationor by pressing Wall Station light button Misalignment of light fixture to opener Adjust light fixture alignment of receiver modulewith sending LED on openerOpener motor runs but the door does not move The opener is disengaged from the torque tube. Ensure the emergency disconnect handle is inthe motor operated position.Motor does not pivot 90° when using theemergency disconnectDisconnect cable has slipped inside of thehandle.Contact authorized, qualified door systemservice representative.Cables are off drums Obstruction encountered Contact authorized, qualified door systemservice representative.