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Chamberlain Powerdrive PD422D 1/2 HP Security Plus Screw Drive Garage Door Opener - Page 7 Questions & Answers
My garage door gos down
Either there is something blocking the door, or if you have the motion stop sensors, then they may be faulty, or the door is off track. Bobvilla.com has video's on how to fix this as well
Theer is a gap between the door and floor.
you may have to adjust the placement of the door opener, or the bracket could perhaps be adjusted on the top of the door. Usually you can adjust one end or the other to fix that problem.
My Chamberlian Whisper Drive 1/2
You wall control is in lock mode sounds like press and hold the lock button for 3 to 4 seconds that should take care of that problem.
Alleejr your problem is not the same and ill need little more info. Where is the red light on your wall control? If its on the way up its not your sensors at all. Is your spring broke?
How do I program the keypad controller?
On the rear of the motor unit near where all those white wires go you will find the smart/learn button. Press and immediately release this and then walk over to your keypad and key in your 4 digit code and press enter.
IChmberlain Garage door does not pen or close
The light flashing 5 times is the code for "RPM sensor or motor overload" and the 10 clicks sounds like the relay for the main light bulb that flashes when the door sensors are blocked or misaligned.
If you want an owners manual and have Adobe Reader you can go here and get one.
http://www.chamgerlain-diy.com/pdfdocs/A2490M.PDF
Goes up about 6
You need to check the door springs and also remove the cover and check the drive gear. The gear is white nylon and is just in front of the motor. It may be stripped. On the rear of the motor unit near where all those white wires go you will find the 'up force' control. Increase this about 1/4 turn and try. If you have a bad spring or drive gear this adjustment may help temporarily.
I have a Chamberlain garage door opener, Series
Try programming this way. Hold the button down on your remote and then press and immediately release the smart/learn button. If this doesn't do it your remote may be bad. The wall control is hard wired and doesn't use the receiver that your remote does.
No remote but when i key in code or push inside
If the main light flashes 10 times when the door reverses it is a door sensor problem. Make sure they are pointed at one another and the small light on each one is lit. Tweak them a little.
Chamberline 1/2 horse truble shoot
check the infared sensors make sure those are working right. Yo may have to adjust the tension for bring down the door.usually a screw on the motor to adjust the senisitivity.
Garage door opener... goes one way but the other
It clicks because there is something obstructing it. It is designed to give way as a safety feature. Examine the chain and track along with the sprocket to the motor where the chain connects and look for obstruction of some kind.
Garage Door Opens by Itself
It sounds like someone in the neighborhood has the same frequency as you do. Change your setting onyou Garage door opener and the unit itself to match, and your problem should go away.
Dosnt Open via Remotes
Verify that the batteries in the remotes are good... best to replacee them if you haven't already done that.
Programming multiple remote door openers
i think what is happening is the code in your open has a list of different codes it cycles through to keep someone from "capturing" it and opening the door when you gone.Try having someone help you and program the three units at the same time.
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