Sometimes a garage door that lowers just fine will fail to open especially in winter.
Sommer garage door troubleshooting.
Is something obstructing the door.
Power failure it must be ensured that you can open the door without the opener or be able to get into the garage by another means.
If this is the case then replace the fuse or reset the breaker or gfci and try the wall switch again.
Pull emergency release handle and open door manually clear ice or snow from garage floor area where garage door closes press and hold the reset button on power head until status led stops blinking if door reverses from.
Especially in winter when rollers sometimes get stiff the door opener might be refuse to open.
If this happens look for a screw on the motor unit to adjust the sensitivity of the opener.
If your sommer direct drive garage door opener is not working and will not open or close check out this video for a repair that may fix your issue without.
In an emergency situation e g.
Door reverses for no apparent reason.
Sommer twist ug original garage door opener troubleshooting photo eye detects an obstacle soft stop with reversion remove object from the door running path check the function of the safety device replace defective photo eye interrupted safety device.
If everything else is working well then it could be that the power in.
Strong and quiet garage door opener technology.
The sommer garage door opener is extremely durable and long lasting due to only one moving part.
The wall switch doesn t work first check your fuses gfci or breaker to see if any of them have tripped broken or burnt out.