Legacy garage door opener troubleshooting

If you have Legacy garage door opener and experience some technical problems, the table below will help you. Don’t hurry to call in the customer support – you can perform troubleshooting on your own. Thanks to this table, you will find out what has caused the problem, and how to get rid of it. There’s a wide range of issues mentioned, both with the opener and power head LED.

ProblemWhat to do
Opener does NOT operate when wall control is pressed.• Turn Sure-Lock™ OFF
• Check power source.
- Plug a lamp into outlet used for power head. If lamp works, power source is OK.
- If not, check fuse or circuit breaker.
• If power is OK,
- Check connections at power head terminals and at wall console.
• Check for reversed, broken or cut wires. Staples can cut insulation and short wires. Repair or replace.
Opener runs, but door does not move.• Make sure carriage is engaged with chain/belt turnbuckle.
• Check to make sure chain/belt is not broken or off its pulley.
Opener works from wall control, but NOT from remote.• Check all remotes.
• Replace remote battery.
• Program remotes to power head.
Remote has less than 25 feet operating range or no operation.• Relocate remote inside car and /or point remote at garage door.
• Replace battery.
• Reposition door opener antenna.
• Eliminate possible competing signals (radio, etc.).
• LED bulbs may be interfering with remote signal.
Door starts down, then STOPS and goes back up.• If a NEW installation, check Door Arm position.
OR• If NEW Installation, make sure ONLY the Safe-T-Beams that came with this opener are installed.
Safe-T-Beam’• Check if limits are properly set.
System malfunction.• Check if Safe-T- Beam® red LED is flashing.
• Check Safe-T-Beam system for beam obstruction or misalignment of lenses.
• Check garage door for binding.
• If an operational problem exists, and opener will not close, the opener can be forced to close as follows: Press and hold the wall control button until door is completely closed.
• Check for interference from adjacent Safe-T-Beam units.
Door starts down, then STOPS before it is closed. OR Door will only open.• Check Safe-T- Beam wire connection at power head and at STBs.
• Check if limits are properly set.
• Check CONTACT REVERSE.
• Check garage door for binding.
• Check closing "FORCE" control.
Door starts up, but STOPS before it is completely open.• Check if limits are properly set.
• Be sure door, opener, springs are in good repair, properly lubricated and balanced.
• Check dosing/opening "FORCE" control.
• If you suspect a problem with the garage door hardware or springs, visit site and use the "dealer locater "to hire a local door service professional.
Door will only run closed.• Turn Sure-Lock'“ OFF
• Check if limits are properly set.
• Check door balance, condition, and door spring.
• Check opening “FORCE" control.
• If you suspect a problem with the garage door hardware or springs, visit site and use the "dealer locater "to hire a local door service professional.
Door opener starts for no reason.• Button stuck on wall control or remote.
• Was remote lost or stolen? Erase all remotes from power head memory and program new remotes.
Noisy operation.• Be sure all door fasteners are tight.
• Be sure garage door is in good repair, properly lubricated and balanced.
• Be sure opener is in good repair.
Door opener runs slow.• Check operating condition of door. Door may need professional repair/adjustment
• Is this opener installed on a one-piece door? This opener is not designed to operate a one-piece door.

Power head Leds error

Power head LED Possible ProblemSolution
Round LEDLong LED
OFFOFFNormal operation.None required.
No response from unit.Check power supply.
Contact a trained door system professional.
ON/RED/STEADYON/RED/STEADYLimits NOT set properly.Re-program limits
ON/RED/FLASHINGON/RED/FLASHINGProgram error.Unplug unit, wait 5 seconds, plug in.
Component failure.Contact a trained door system technician.
ON/BLUE/FLASHINGOFFRemote NOT programmed.Program remote
ON/PURPLE/FLASHINGOFF
ON/RED/FLASHINGOFFSafe-T-Beam physical obstruction.Remote obstruction, recheck unit.
Safe-T-Beam signal interference.Check alignment of Safe-T-Beam® pair and nearest other Safe-T-Beam pair
OFFON/RED/FLASHINGDoor contact in UP or DOWN travel.Remove obstruction.
Door component failure detected.Check door spring, track, rollers, hinges and fixtures.
OFFON/RED/ON/RED/STEADY
Thermal cutout.DO NOT unplug unit.
Wait until LED clears before operating.
ON/PURPLE/STEADYON/PURPLE/STEADYComponent error.Contact a trained door system technician.
OFFON/BLUE/FLASHINGDoor will not open.Check Sure-Lock™. Sure-Lock™ should be OFF for normal operation.
ON/PURPLE/FLASHINGON/PURPLE/FLASHINGRadio receiver error.Unplug the unit. Wait 5 seconds and plug the unit back in. If problems persist, contact a trained door system technician.