Wayne-Dalton 3790 Garage Door Opener User Manual


 
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OPERATION
Troubleshooting
Symptom Probable Cause Corrective Action
Opener does not respond to the Wall Station or
Transmitter.
No power to the Opener.
Controls are not programmed.
Check the Opener Power Cord to outlet connection.
See Activation and Programming section.
Opener works from the Wall Station but not from the
Transmitter.
Transmitter is not programmed.
Weak or dead Transmitter battery.
See Activation and Programming section.
See Maintenance section for battery replacement.
Opener works from the Transmitter but not from the
Wall Station.
Wall Station is not programmed.
Weak or dead Wall Station battery.
See Activation and Programming section.
See Maintenance section for battery replacement.
Door does not move and the Opener beeps two times. The profile routine has not been performed. Perform the profile routine Step 24 or 25.
Door does not move with a Wall Station or Transmitter
command and no beeps come from the Opener.
Blown fuse or tripped circuit breaker.
No power to the Opener.
Reset the circuit breaker or contact a qualified service
person for fuse information.
Check Power Cord connection.
Door does not move with a Wall Station or Transmitter and
Opener beeps one time.
Possible loose Motor connection. Check Motor plug connection.
Door stops or reverses, and the Opener beeps three or four
times.
Obstruction encountered.
Safety Sensor misalignment (if applicable).
Out-of-balance condition detected.
Clear the door path.
Re-align Safety Sensors Step 21.
Run new Profile Routine Steps 24 or 25
Door does not close properly. Counterbalance Cables are not on the Cable Drums
properly.
Apply constant pressure to the Wall Station’s
Up/Down Button to close the door.
Door will not close. Thermal delay: The door has cycled eight times
in a five-minute period.
Safety Sensor misalignment (if applicable).
Contact obstruction test failure.
Door will operate after a one-minute waiting period.
Re-align Safety Sensors Step 21.
Apply constant pressure to Wall Station Up/Down
Button until door is closed
Repeat the profile routine Steps 24 or 25 or contact a
qualified service person.
Door does not travel to the full open or full close position. Door is out of balance.
Door limits are set improperly.
Adjust the springs to correct the balance or call a qualified
service person.
Repeat the profile routine Steps 24 or 25.
Door is not sealing to the floor. Bottom door limit is set too high.
Outside door seal is set too tightly against the face of the
door.
Disconnect the Opener and force the door to the floor.
Reconnect the Opener and activate the profile routine Steps
24 or 25.
Adjust weather seal position.
Motor does not pivot up fully when door is opening. Counterbalance springs have too much tension. Adjust the springs to correct the balance or call a qualified
service person.
Profile routine may have to be rerun. Steps 24 or 25.
Door is reversing at or near the floor. Outside door seal is too tight against the face
of the door.
Counterbalance springs have too much tension (torsion).
Vertical Track is spaced too close to the bottom door
section, causing the door to bind.
Reinstall the door seal so as to be not so tight against the
face of the door.
Adjust Track away from the door until binding is removed.
Contact a qualified service person.