LiftMaster LA400 Support Questions
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Most Popular LiftMaster LA400 Questions
What Is A Rpm Reversal
diagnostic light blinks 5 times. Means a rpm reversal. What is that and how do I fix it
diagnostic light blinks 5 times. Means a rpm reversal. What is that and how do I fix it
How To Connect A Gatemate Free Exit 5 Wire System To A La400s
What connections do you use on the control board?
What connections do you use on the control board?
LiftMaster LA400 Answers
Won't Reset
It sounds like your LiftMaster LA400 gate opener is stuck in limit setting mode. This can happen if ...
It sounds like your LiftMaster LA400 gate opener is stuck in limit setting mode. This can happen if ...
Liftmaster La400 - Power On, Stop On, Close Edge On
Here are a few steps you can try to clear the STOP and CLOSE EDGE lights:Check for obstructions: Mak...
Here are a few steps you can try to clear the STOP and CLOSE EDGE lights:Check for obstructions: Mak...
Can't Set Limits
Reset the control board by pressing the reset button. After the operator is reset, normal functions ...
Reset the control board by pressing the reset button. After the operator is reset, normal functions ...
Why Does My La400 Gate Opener Make So Much Noise
https://www.manualslib.com/manual/414080/Chamberlain-La400.html?page=44
https://www.manualslib.com/manual/414080/Chamberlain-La400.html?page=44
Gate Will Only Open. The Motor Will Not Switch It To Close
https://www.manualslib.com/manual/414080/Chamberlain-La400.html?page=44
https://www.manualslib.com/manual/414080/Chamberlain-La400.html?page=44
All LiftMaster LA400 Questions
Won't Reset
settings the open and close limits and after I set one it goes back to set the other one and so on b...
settings the open and close limits and after I set one it goes back to set the other one and so on b...
(Posted by chadmq 9 months ago)
Liftmaster La400 - Power On, Stop On, Close Edge On
Liftmaster LA400 - POWER LED steady on, STOP LED steady on, CLOSE EDGE LED steady on (but I don't ha...
Liftmaster LA400 - POWER LED steady on, STOP LED steady on, CLOSE EDGE LED steady on (but I don't ha...
(Posted by richard86209 1 year ago)
Can't Set Limits
When pressing learn limits button to save after setting limits, open limit light flashes again, star...
When pressing learn limits button to save after setting limits, open limit light flashes again, star...
(Posted by nhidalgo 1 year ago)
Why Does My La400 Gate Opener Make So Much Noise
the motor on my la400 makes loud motor noise when in operation. How do I fix that? It's only about 1...
the motor on my la400 makes loud motor noise when in operation. How do I fix that? It's only about 1...
(Posted by Mwdornan 2 years ago)
Gate Will Only Open. The Motor Will Not Switch It To Close
it's an older wired on
it's an older wired on
(Posted by Mo424mo 2 years ago)
What Does The Code Rpm Reversal Mean For A La400 Liftmaster Gate Operator
the diagnostic light blinks five times , the gate does not respond in any wa
the diagnostic light blinks five times , the gate does not respond in any wa
(Posted by tcallenconstruction 2 years ago)
Gate Opener Stuck On Stop.
Old liftmaster gate opener LA4000 have power but stop light is on and can't get it to work?Diagnosti...
Old liftmaster gate opener LA4000 have power but stop light is on and can't get it to work?Diagnosti...
(Posted by emadxnick 2 years ago)
Why Is The Timer Led Light Flashing Fast On Control Panel
(Posted by reneeandrews67 2 years ago)
Batt Low
(Posted by Mireles117 3 years ago)
3 Beeps From Control Unit
when I push the open button on my opener, the controller beeps three time
when I push the open button on my opener, the controller beeps three time
(Posted by Tmoore7008 3 years ago)
Antenna Issues On La400
My antenna seems to have issues. I could previously be 70-80 ft away and remotely open the gate. Now...
My antenna seems to have issues. I could previously be 70-80 ft away and remotely open the gate. Now...
(Posted by Jimcooley 3 years ago)
Gate Leaves Drifting Apart.
In windy conditions, the LA400's are allowing the gate leaves to drift apart. What is the solution t...
In windy conditions, the LA400's are allowing the gate leaves to drift apart. What is the solution t...
(Posted by speirano 5 years ago)
Mg1300 Wiring To La400
Hi, how I can wire mg1300 to LA400? My understanding is: PS minus to B & G on the lock, PS + to ...
Hi, how I can wire mg1300 to LA400? My understanding is: PS minus to B & G on the lock, PS + to ...
(Posted by neoparallax 5 years ago)
Car To La400
how do you connect the La400 to a door opener in the car
how do you connect the La400 to a door opener in the car
(Posted by vanvrancken 6 years ago)