Question about liftmaster Chamberlain Garage Door Opener Transmitter 300MC

1 Answer

The door will not close all tthe way unless you hold the button down

Posted by on

Ad

1 Answer

  • Level 1:

    An expert who has achieved level 1.

    All-Star:

    An expert that got 10 achievements.

    MVP:

    An expert that got 5 achievements.

    Vice President:

    An expert whose answer got voted for 100 times.

  • Contributor
  • 504 Answers

HOLDING DOWN THE WALL BUTTON OVERRIDES THE SAFETY EYES.

WHEN HOLDING IT DOWN MAKES THE DOOR CLOSE PROPERLY THE PROBLEM IS IN THE SAFETY EYES.


ARE BOTH LEDS ON? - CHECK FOR A LOOSE OR BROKEN WIRE.

ARE THE EYES WIRED CORRECTLY?

ARE THEY AIMED AT EACH OTHER?


HOPE THIS HELPS

Posted on Oct 05, 2010

Ad

1 Suggested Answer

6ya6ya
  • 2 Answers

SOURCE: I have freestanding Series 8 dishwasher. Lately during the filling cycle water hammer is occurring. How can this be resolved

Hi,
a 6ya expert can help you resolve that issue over the phone in a minute or two.
best thing about this new service is that you are never placed on hold and get to talk to real repairmen in the US.
the service is completely free and covers almost anything you can think of (from cars to computers, handyman, and even drones).
click here to download the app (for users in the US for now) and get all the help you need.
goodluck!

Posted on Jan 02, 2017

Ad

Add Your Answer

Uploading: 0%

my-video-file.mp4

Complete. Click "Add" to insert your video. Add

×

Loading...
Loading...

Related Questions:

2 Answers

My garage door all the sudden stopped going down when I push the button once...I have to hold it down


SEnsor issue. If not hooked up properly or something is in the way, the door will not close unless you push and hold button till it closes.

Aug 28, 2017 | Building Materials

1 Answer

It opens but won't close unless I hold down the wall control button.


the photoelectric safety sensors are not working. either they are not lined up or they have a broken/disconnected wire. door goes up without them working, but will not go down without the safety system working unless you press and hold down button.

Mar 23, 2015 | Building Materials

1 Answer

Lights blinking 5 times and door won't close


generally, that means that the electric eye is blocked or misaligned and as a safety the door will not close unless you hold down the wired open/close button. or a broken wire in the electric eye wiring.

Mar 16, 2015 | Building Materials

1 Answer

The door will open just fine, when closeing the door (by the wall switch) it will not close unless you hold the buttom down. The sensors at the bottom of the door has a green light on one side nad the...


Your door switch is bad. You can get one at home depot, it's nothing more than a door bell button. Your lights are correct and I bet if you try to close with your remote it works. That also will verify it's a bad button.

Mar 01, 2011 | liftmaster Chamberlain Garage Door Opener...

1 Answer

Garage door won't close unless I hold down the wall button until it is fully closed. Checked the L.E.D light at motor and it flashes 2 times in about 8 seconds. Sensor with amber light is on, other does...



WHEN HOLDING IT DOWN MAKES THE DOOR CLOSE PROPERLY THE PROBLEM IS IN THE SAFETY EYES.


CHECK FOR A LOOSE OR BROKEN WIRE.

ARE THE EYES WIRED CORRECTLY?

ARE THEY AIMED AT EACH HOLDING DOWN THE WALL BUTTON OVERRIDES THE SAFETY EYES.

Oct 09, 2010 | liftmaster Chamberlain Garage Door Opener...

1 Answer

My garage door won't close unless I hold the main button down in the garage. As soon as it closes it opens up again unless I press the button quickly. I can open it up using the remote, but cannot close it...


your garage door has saftey sensors at the door
these are photo eyes
in the owners manuel that came with the opener
that has pictures in it which would help
the photo eyes need to be clear of debri and aimed at each other with no obstruction
there are leds on each sensor and when aimes properly they should be light if i remember correctly
if you can not get them to light then you may have to replace the sensors

Oct 27, 2009 | Sears Craftsman LiftMaster Chamberlain...

1 Answer

Door won't close unless I hold the button all the way down.


make sure the eyes are clean and aligned if the opener thinks something is obstructing its path it will not close

Oct 07, 2009 | liftmaster Chamberlain Garage Door Opener...

1 Answer

My garage door will not close unless...


Check your down limit switch and even your up one too almost sounds like one is stuck one way or the other.

Jun 19, 2009 | liftmaster Chamberlain Garage Door Opener...

1 Answer

Sears craftsman garage door opener


HOLDING DOWN THE WALL BUTTON OVERRIDES THE SAFETY EYES.
WHEN HOLDING IT DOWN MAKES THE DOOR CLOSE PROPERLY THE PROBLEM IS IN THE SAFETY EYES.

ARE BOTH LEDS ON? - CHECK FOR A LOOSE OR BROKEN WIRE.
ARE THE EYES WIRED CORRECTLY?
ARE THEY AIMED AT EACH OTHER?

Jul 13, 2008 | Sears Craftsman LiftMaster Chamberlain...

Not finding what you are looking for?
liftmaster Chamberlain Garage Door Opener Transmitter 300MC Logo

369 people viewed this question

Ask a Question

Usually answered in minutes!

Top liftmaster Electrical Supplies Experts

Vince Heuser

Level 2 Expert

118 Answers

tamska1102

Level 1 Expert

28 Answers

ray gallant

Level 3 Expert

44428 Answers

Are you a liftmaster Electrical Supply Expert? Answer questions, earn points and help others

Answer questions

Manuals & User Guides

Loading...