20
TROUBLESHOOTING
Symptom
Probable cause
Corrective action
Opener does not respond to Wall Station or
Transmitter
No power to opener
Controls not programmed
Check opener power cord to outlet connection
See programming section
Opener works from Wall Station but not from
Transmitter
Transmitter is not programmed
Weak/dead Transmitter battery
See programming section
Replace Transmitter battery
Opener works from Transmitter but not from
Wall Station
Wall Station is not programmed.
Weak/dead Wall Station battery
See programming section
Replace Wall Station battery
Door does not move and opener beeps two
times
Install routine has not been performed
Perform install routine
Door does not move with wall station or
transmitter command and no beeps come from
opener.
Door does not move with wall station or trans-
mitter command and opener beeps one time
Blown fuse
Tripped circuit breaker
Motor not connected
Contact authorized, qualified door system
service representative.
Reset breaker
Contact authorized, qualified door system
service representative.
Door stops or reverses, and opener beeps
three or four times
Obstruction encountered
Out of balance condition
Clear door path
Contact authorized, qualified door system
service representative.
Door stops while closing, and opener beeps
three or four times.
Possible broken spring or out of balance
condition.
Contact authorized, qualified door system
service 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 close
Thermal delay: The door has cycled eight
times in a five minute period
Obstruction test failure
Door will operate after a one-minute waiting
period.
Repeat install routine or contact authorized,
qualified door system service representative.
Door does not travel to full open or full close
position
Door is out of balance
Door limits are set improperly
Contact authorized, qualified door system
service representative.
Repeat install routine
Opener beeps continuously at end of a close or
open cycle and opener will not respond to a
remote control command
“Frozen relay” test error
Reset opener by unplugging power cord from
outlet and then reconnect power cord
Light fixture will not light during door operation
or by pressing Wall Station light button
Misalignment of light fixture to opener
Adjust light fixture alignment of receiver module
with sending LED on opener
Opener motor runs but the door does not move
The opener is disengaged from the torque tube.
Ensure the emergency disconnect handle is in
the motor operated position.
Motor does not pivot 90° when using the
emergency disconnect
Disconnect cable has slipped inside of the
handle.
Contact authorized, qualified door system
service representative.
Cables are off drums
Obstruction encountered
Contact authorized, qualified door system
service representative.
