Make sure the outlet has power.
How do i fix a craftsman garage door opener.
The garage door opener will not close the door and the light s flash.
Sometimes a garage door that lowers just fine will fail to open especially in winter.
How to fix a garage door opener the opener shown is the craftsman 1 2 hp 315 model howeve.
How to troubleshoot the craftsman 1 2 hp garage door opener.
The main drive gear is the plastic gear that comes in direct contact with the worm drive gear on the motor.
Disconnect the wall control wire from your craftsman opener.
The door must be in the closed position to reconnect the opener.
If fuses are blown replace them.
Close the garage door once the power has been restored.
Check the fuse box or circuit breakers.
Firstly check that you re using it within the range required for your opener.
If your garage door won t open this video should really help.
Plug another device into the outlet to make sure it is working.
If circuits are tripped reset them.
Press the garage door opener button.
Inspect door control wires for a short staple in wire replace wire 22 gauge wire as needed.
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 garage door opener has a button.
After installing new door control wires if door control still does not operate garage door opener replace the door control.
Lubricating rollers can also help with this problem.
You may also need to reprogram your keypad or replace the batteries in it.
Cut a 3 inch strand of insulated wire and peel the ends.
Insert the jumper wire into the wall control terminals on the garage door opener to see if the garage door moves.
If you re too far away this can cause a problem with opening or closing the door.
Misaligned or obstructed safety sensors.
Garage door opener won t open all the way fix.
You will use it as a jumper wire in the next step.
Also verify the antenna on the motor unit is in the proper placement.