Sears 39.18205SR – 1/2 HP garage door opener troubleshooting
| Situation | Probable cause & solution |
| Opener doesn’t operate from wall push bu ... | 1. Have you disengaged all door locks? 2 ... |
| Opener operates from transmitter but not ... | 1. Is Wall Push Button lit? If not, refe ... |
| Door operates from wall push button but ... | 1. Does the battery test light glow when ... |
| Transmitter has short range | 1. Check battery test light. If the ligh ... |
How do you repair garage door opener?
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How to setup garage door opener?
Prepare your garage door for opener installation.
- The weight of a garage door is supported by the door springs, cables, and pulleys, not the opener. ...
- Remove all ropes or cords attached to the garage door so you won't get tangled in them during installation.
- Deactivate or remove all existing garage door locks, so they won't accidentally engage and either damage the opener or cause personal injury.
Why is my garage door opener not working?
Garage Door Opener: Why doesn't my garage door opener work? If the garage door opener's motor unit has power but won't respond to any remote or the wall control, the problem could be the logic board. Unplug the garage door opener and check the wiring connections on the panel.
How to replace garage door opener in 15 minutes?
The tools you will need include:
- Nut drivers
- A screwdriver
- An Allen wrench
- A hammer
- A punch
What does 2 blinks mean on Craftsman garage door opener?
If your opener flashes twice, then your sensor wire is either shorted or the black and white wires could be reversed. In both cases, your safety eyes will not glow steadily. You should inspect the wiring for any staples or incorrect wiring.
Why is my Craftsman garage door opener not working?
If the door won't open or close, you may need to reprogram the opener. If the door sticks when opening, the metal rollers and hinges need lubricating. Also, check the tracks. If the remote and wall switch don't work, check your circuits to make sure one isn't accidentally turned off.
Is there a reset button on a Craftsman garage door opener?
Press and hold the "Learn" button for six seconds or until the indicator LED turns off. This will deactivate all of your remotes. Resync your remote by pressing the "Learn" button on the motor unit. Within 30 seconds of pressing "Learn" on the main unit, press the button on the remote you wish to reprogram.
What does 5 blinks mean on Craftsman garage door opener?
 http://ths.gardenweb.com/forums/load/garages/msg012015459574.html indicates a 5 blinks is a diagnostic for ""RPM sensor or motor overload".
How do I reset my Sears Craftsman garage door opener?
0:371:37How to Program a Craftsman Garage Door Opener Remote - YouTubeYouTubeStart of suggested clipEnd of suggested clipJust click whatever button you want programmed let me do the big button the light is going to clickMoreJust click whatever button you want programmed let me do the big button the light is going to click along along with the garage door opener that means it's reprogram.
Why does my garage door opener sometimes not work?
Unplug the garage door opener and disconnect the two visible wires from the motor. Go on and reconnect your machine to power. Clear the machines memory and reprogram all remote controls. Unplug the device again and reconnect the control wiring to the motor.
Is there a reset button on Craftsman 1/2 horsepower garage door opener?
Press and hold it for 6 seconds. This will erase the memory in the opener and your remote should no longer work. Now press and hold the large button on your remote and then press and immediately release the smart/learn button. Your unit is now reprogrammed.
Will unplugging a garage door opener reset it?
Reset Garage Door Opener The first thing you will likely need to do in order to reset your garage door is to unplug it or shut off the breaker that it is connected to. This will shut off power to the door entirely. From there, you should wait at least ten seconds before turning the power to the door itself back on.
How do I reset my garage door opener manually?
To manually open most garage doors, you simply pull a corded handle that is attached to the door. This disengages the electric drive from the door and you can manually open and close it. To reset it, begin by pulling the cord in the opposite direction. It should click in place.
Why does my garage door not close and light flashes?
0:085:58Garage Door Won't Close: Lights Blink 10 Times - YouTubeYouTubeStart of suggested clipEnd of suggested clipThe safety sensors use an invisible beam of infrared light to detect obstructions in the garageMoreThe safety sensors use an invisible beam of infrared light to detect obstructions in the garage doors path. The sensors won't allow the door to close with their infrared being blocked.
Why is the light on my Craftsman garage door opener blinking?
If the opener cannot detect that the safety sensors are properly working or connected, then the opener lights will flash and the door will refuse to close. You'll need to hire a professional to replace the wiring entirely or check to see if the wire disconnected from the opener and reconnect it.
Why does my garage door light keep blinking?
Wiring Problems Your garage door relies on the use of sensors to ensure that the garage will reverse the closing of the door when it detects motion beneath the garage door. If the sensors are not properly connected, the garage door light will blink continuously and the door will refuse to close.
What to do if your door won't close 7?
The door opens but won 7 close: 1. If the opener lights blink, check the safety reversing sensor. 2. If the opener lights do not blink and it is a new installation, check the down force. Repeat the safety reverse test after the adjustment is complete.
What is a Sears 39.18205SR?
Sears 39.18205SR is a residential garage door opener provided with a standard 1/2 HP motor. The model has a chain and cable drive with two-piece trolley. Some of the safety features include automatic reversal and automatic stop, force adjustment (two different screws for the UP and DOWN adjustment), and a motor overload protector.
What is a Sears 53479?
Sears 53479 is a residential garage door opener provided with a 1/2 HP motor , which is a standard choice for most homeowners. It can be used both on sectional doors and one-piece door. For quick and easy troubleshooting tips for the 53479 garage door opener system refer to the chart below.
How long does it take for a door to blink after reversing?
Weather conditions in particular can affect door travel. The door reverses for no apparent reason and opener lights blink for 5 seconds after reversing: Check the safety reversing sensor. Remove any obstruction or align the receiving eye.
Where is Sears located?
One of them sells garage doors and garage door openers. The corporation founded in 1886 is currently based in Hoffman Estates, Illinois.
Can a garage door opener be repaired?
Although garage door openers can often be repaired without special training, it is necessary to use up-to-date and reliable information on Sears garage door troubleshooting. This is exactly what you will find below.
What to do if garage door opener doesn't work?
When the garage door opener doesn't work operate properly, check the alignment of the motor unit and/or the rail and realign if necessary. If necessary, adjust the settings for travel limits and force limits, following the instructions in the owner's manual. make sure that the photoelectric eyes of the safety sensor are aligned.
Why does my garage door stop when I open it?
When a garage door doesn't open or close all the way, first check the opener alignment and adjust if needed. A misaligned garage door opener may cause the door or trolley to bind up-causing the opener to stop or reverse because opening or closing force exceeded the opener's force limit.
Let Sears repair your garage door opener
Sears can fix almost any broken garage door opener, regardless of the brand or where you bought it. Trying to repair a garage door opener yourself can be dangerous because of the spring tension.
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Whether you’re looking for garage door opener maintenance, garage door opener repair, or a brand new garage door opener, Sears Home Services can help. We’re your best, most-trusted option for fast, quick, and easy local service, repair, and maintenance of your automatic garage door opener.
Join the Sears Home Services Team
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How to replace a garage door opener battery
The garage door won't move during a power outage if the battery is dead. Here’s how to replace it.
How to replace a chain-drive garage door opener motor
Get your garage door moving again by replacing a defective motor in your garage door opener.
How to replace a belt-drive garage door opener motor
The garage door won't move if the motor is defective. Here’s how to fix it.
How to replace a chain-drive garage door opener RPM sensor
Learn how to replace the RPM sensor if the door only moves 6 to 8 inches at a time and the LED light flashes 5 times.
How to replace a chain-drive garage door opener gear and sprocket assembly
Learn how to replace the gear and sprocket assembly on your garage door opener if the drive motor runs but the door won't move.
How to replace a garage door opener safety sensor
If your remotes don’t work and the lights on the motor unit blink when you press a remote, the safety sensors may have failed. This guide will help you replace them.
How to replace a garage door opener logic board
The logic board is the brains of the garage door opener. If the remote doesn't work or the door doesn't open and close properly, the logic board could be the problem. This repair guide shows you how to fix it yourself.
Tune Ups, Doors, & Openers
A broken garage door can be the result of years of wear on your door mechanisms or the sudden break of your door or garage door opener hardware. Whatever the cause, a malfunctioning garage door can seriously affect your schedule and your garage security.
The Sears Advantage
Sears Garage Doors provides excellence in garage door repair services. With a Sears technician on the job, you’ll know that you’re getting the very best in industry experience and quality. Each of our employees undergoes a rigorous background check and extensive training to ensure quality results while on the job.
PROFESSIONAL GARAGE DOOR REPAIR BY SEARS
Sears garage repair technicians are fast, with same-day, emergency garage door repairs available in most areas. We can replace garage door broken springs, rollers, cables, hinges, sensors and weather seals. We can also adjust garage door tracks and springs to make sure your door operates smoothly.
GARAGE DOOR 20-POINT MAINTENANCE & SAFETY CHECK
Making your garage door safe is as important as making it function well. For this reason, all of our repair services and Tune Ups feature a 20-point safety check. Our technician will carefully examine your garage door panels, springs, sensors, safety release, hardware, track, and more.
Sears Garage Solutions Wants To Help!
Sears Garage Solutions is committed to helping you with your garage door needs. To assist you financially with repair or installation services, we may have a plan that works for you. Ask your local office about our wide variety of affordable financing on select products and services.
Why won't my garage door remote work?
If the remote doesn't work when you hold it next to the motor unit, then a few different things could be happening. Your remote battery could be dead, your remote could have lost its programming link to the garage door opener or you could have a defective remote control. A defective logic board can also prevent the remote control ...
How to check if garage door remote is RF?
To check for RF interference, hold the remote a few feet away from the motor unit and press the button.
How to troubleshoot Craftsman opener?
To troubleshoot this, first, check if any of the safety sensor wires have been disconnected behind your Craftsman opener. Also, verify that the wires are properly connected to the safety sensors as well. Also, inspect the sensor cable for any signs of damage.
What to do if garage door opener is not powered up?
If the garage door opener is not powered up, it won’t work. So, get a ladder and place it under the opener. Unplug the garage door opener from the socket-outlet, and plug in another device. This is to verify if the socket works. The next thing to check is your home’s circuit breaker or fuse.
How to increase the force on Craftsman garage door opener?
They can be found at the back panel of your Craftsman garage door opener. To increase the Open Force, turn the Open Force dial about 1/4 of a full turn. Similarly, to increase the Close Force, turn the Close Force about 1/4 of a full turn. Operate your garage door opener.
How to check if Craftsman garage door is balanced?
So here’s how to check if the garage door parts are not damaged, and it’s properly balanced. Disconnect your Craftsman opener from the door by pulling the emergency pull cord. Lift the garage door manual ly. If the door is balanced, it will very easy to lift, even with one hand.
What does it mean when a Craftsman garage door opener doesn't work?
If the garage door opener works, it means the wires are in good condition, but the wall control is faulty, and you need to replace it with a new one. If the opener does not work, perform the next steps. Disconnect the wall control wire from your Craftsman opener. Cut a 3-inch strand of insulated wire and peel the ends.
What is a travel limit on a garage door?
Travel limit is a setting used to set the distance the garage door has to travel to fully open or close. When the limit is set too high, that is what causes the garage door to reverse. When it reaches the floor, your craftsman garage door opener assumes it hasn’t reached the fully closed position but has rather hit an obstacle. That’s because it didn’t get to the distance you have set. I hope that makes sense.
What is a craftsman garage door opener?
All craftsman garage door openers are equipped with a reversing feature. This is a safety feature that prevents accidents and also protects the opener from damaging. When the garage door opener is first installed, it is programmed to learn the fully open and fully closed position, and then it stores it to memory.