LiftMaster LA400 Support Question
LiftMaster LA400 Support Question
Find answers below for this question about LiftMaster LA400.Need a LiftMaster LA400 manual? We have 3 online manuals for this item!
Question posted by Tmoore7008 on February 26th, 2021
3 Beeps From Control Unit
when I push the open button on my opener, the controller beeps three time
Current Answers
Answer #1: Posted by techyagent on February 26th, 2021 11:57 PM
techyagent
Member since:
June 17th, 2014 Points: 4,799,790
Member since:
June 17th, 2014 Points: 4,799,790
The LA400 is a battery run system. If the batteries are low it will beep 3 times, it may also create low accessory power as well.
https://support.partner.liftmaster.com/s/article/GATE-Troubleshoot-LA400-with-low-batteries-3-beeps-or-incorrect-accessory-output-voltage-1482149301268#:~:text=The%20LA400%20is%20a%20battery,low%20accessory%20power%20as%20well.
Thanks
Techygirl
Related LiftMaster LA400 Manual Pages
LA400 Manual - Page 1
LA400 & LA400-S
MEDIUM DUTY SWING GATE OPERATOR
OWNER'S MANUAL
MeBtOoLaaxplrtC(giXooennLMatrl)ol
Serial # Primary Arm Serial # Secondary Arm Serial # Control Box Installation Date
The LA400 is intended for use with vehicular swing gates.
The operator can be used in Class I, Class II and Class III applications.
2 YEAR WARRANTY
Radio Receiver Built on Board
315 MHz
LA400 Manual - Page 2
... the "Optional" Push-to-Open Bracket Assemble Gate Post Bracket (Pull-to-Open) Attach Brackets to Gate Operator Determine Mounting Location Measuring and Marking for the Gate Bracket Position Gate Operator on Gate Test Gate Travel Secure Post Bracket to Gate Post Secure Gate Bracket to Gate Warning Sign Placement Standard Control Box Large...
LA400 Manual - Page 3
...plain view on both sides of the gate to protect against entrapments in both the open and close directions of entrapment protection. Both primary and secondary entrapment protection methods must... in a commercial location or building such as a multi-family housing unit (five or more single family units) hotel, garage, retail store or other locations not intended to complete a proper installation...
LA400 Manual - Page 4
... reduce public exposure to a minimum of 4 feet (1.2 m) above the ground at the bottom edge of many component parts. Swinging gates shall not open position. f. Install the gate operator only when: a. Outdoor or easily accessible controls shall have a security feature to start.
10. A wireless contact sensor shall function under , around or through the...
LA400 Manual - Page 6
... reduce the risk of entrapment or obstruction exists. one control (force or travel limits) is adjusted, the other ...part #K74-30762 for disposal instructions.
We recommend that time the unit may result in SEVERE INJURY to persons and/or damage.... • Permanently secure each warning sign in BOTH the open into public access ways.
ADJUSTMENT
Without a properly installed safety...
LA400 Manual - Page 8
...Time: Temperature:
Main Supply (Control...) Dedicated Circuit: Absorbed Power: Protection Fuse Battery:
100 per day 24 Vdc 2A 48 Watts 26 Vac, 29VA or 36 Vdc, 40VA 16 feet (4.9 m) 550 lbs. (249.5 kg) NEMA 3R 14-18 seconds for a 90° opening 4 Minutes -20° C to + 50° C -4° F to -Open... Battery (2) • Plug-in Transformer (1)
LA400-S (SECOND GATE OPERATOR ARM)
• Motor...
LA400 Manual - Page 10
....rtsonaavhttoeeenClhagetyaanttauernasyonrece
Hinge Post Bracket
Operator
Operator Cable
Antenna
Control Box with Batteries
Hinge Post Bracket
Gate Bracket
... and string trimmers.
INSTALLATION » OVERVIEW OF TYPICAL INSTALLATION
LEFT-HAND GATE
Warning Sign
Antenna Control Box with Batteries
Photoelectric Sensors
12 Gauge Wire
PVC Conduit (not provided) to reduce the risk of...
LA400 Manual - Page 11
... sensor while the gate is still moving.
10 INSTALLATION » OVERVIEW OF TYPICAL INSTALLATION
DUAL GATE
Warning Sign Hinge
Antenna
Post Bracket
Gate Bracket
Gate 1
Control Box with Batteries
Operator Cable
Gate 2
Junction Box Extension Cable Photoelectric Sensors
PVC Conduit (not provided) to reduce the risk of entrapment or obstruction exists...
LA400 Manual - Page 19
...
Knock Outs
Knock Outs
Knock Outs
7
A.
Mount the control box as high as possible for best radio reception.
1 Remove screws and open the control box.
1
2 Disconnect the reset button, alarm, and coaxial connector.
3 Loosen screws to remove the control board and mounting bracket.
4 Remove the control board.
5 Remove batteries and set aside.
6 Select mounting holes and...
LA400 Manual - Page 21
... GATE 2
LEARN XMITTER
ON
OFF
LOCK /
BIPA RT DELAY
CLOSE EDGE
OPEN EDGE/ PHOTO
OPEN PHOTO
SET OPEN LIMIT
GATE 1
CLOSE PHOTO
SET CLOSE LIMIT
LEARN LIMITS
FORCE
GATE 2
ON OFF
AUTO OPEN LOW BATT
OFF MAX
SINGLE BUTTON
TIMER TO CLOSE
OPEN
CONTROL INPUTS
SINGLE BUTTON
RESET
OFF MAX
STOP CTRL PWR CTRL PWR
SHADOW
LOOP INPUTS...
LA400 Manual - Page 24
...BIPART DELAY (MODEL LA400-S ONLY)
SET THE BIPART DELAY (MODEL LA400-S ONLY)
In some dual gate installations, one gate or if using a
solenoid lock, for the control box, then mount the control box on the... Connector on the control board. Thus, it is preferred that side for example. If a solenoid lock is being used on a gate, the gate with the longer travel span (opening) must be
connected...
LA400 Manual - Page 28
...to the control box and plug the transformer into the receptacle inside the house or garage. This... will create more space in a dry location that is protected from weather conditions, such as inside the control box.
Dept.
WIRING » CONNECT TRANSFORMER TO CONTROL BOARD
CONNECT TRANSFORMER TO CONTROL...the control box.
2 Run low voltage wire between the transformer and control ...
LA400 Manual - Page 31
... pressing the SBC to the desired OPEN position. SINGLE ARM LEFT-HAND SIDE
PROGRAM OPEN
3 Press the LEARN LIMITS button (SET OPEN LIMIT LED will beep. LIMIT
LIMIT
5 When gate is mounted and how many operators the installation includes. The programming times-out automatically after 60 seconds of the gate the control box is in the desired...
LA400 Manual - Page 32
Programming times-out automatically after 60 seconds of inactivity. LEARN LIMITS button
SET OPEN LIMIT
R2 K2 U4
D4 D2
RESET BUTTON
4 Press the GATE 1 right button to open the left button to close the right operator. DIAGNOSTIC
GATE 1
SET CLOSE
9 Press the LEARN LIMITS button.
SET OPEN LIMIT
SET CLOSE LIMIT
The control board beeps and the SET OPEN LIMIT and SET...
LA400 Manual - Page 33
... LIMITS button (SET OPEN LIMIT LED will beep. DIAGNOSTIC
GATE 1
SET CLOSE
5 Press the GATE 2 left operator into the OPEN position. Control LIMIT
LIMIT
FORCE
board will blink). DIAGNOSTIC
9 Press the LEARN LIMITS SET
GATE 1
button. If the problem continues, see Troubleshooting section.) Test the limits by pressing the SBC to move the left button to open the...
LA400 Manual - Page 38
... a closing gate to enclose safety electronics. Activating this input while the gate is opening will have no
effect.
Activating this input will reset the timer to the open control. TERMINAL P7 - OPEN SAFETY EDGE/PHOTOELECTRIC SENSOR (ENTRAPMENT)
CLOSE PHOTO
If an Open Edge device or a Retro-Reflective Photoelectric Sensor has been
connected to Terminal P8...
LA400 Manual - Page 39
...and mounting brackets - 30 feet (9 m) Ranges
VOLTAGE +24 Vdc
Emitter with the LA400 to control box depending on three sides. (Requires mounting channel. PIN:G65ME120C5) Miller MG020 2-wire ...24V
R1Ø1
FORCE
GATE 2 TIMER RUNNING
BIPART DELAY
TIMER TO SINGLE CLOSE BUTTON
COM OVLD OVLD
OPEN
SWITCHED ACCESSORY
POWER
CONTROL INPUTS
GATE 2
BRN GRN WHT YEL BLU RED
10A 32V
R4 C2 J4
D15...
LA400 Manual - Page 44
...not turned on. 2) Gate has opened on next page to Single Button Input. Clear all Open/Safety devices from obstruction.
TROUBLESHOOTING ... not bottomed out. Replace control board. GATE STOPS Gate starts to resume normal operation. Replace control board. Voltage must be .... GATE OPENS BUT DOES NOT CLOSE
Audible beeps (3 times) when command is given. See Installation section...
LA400 Manual - Page 46
... OR ANY ALTERATIONS TO THIS PRODUCT), LABOR CHARGES FOR REINSTALLING A REPAIRED OR REPLACED UNIT, OR REPLACEMENT OF BATTERIES. UNDER NO CIRCUMSTANCES SHALL SELLER BE LIABLE FOR CONSEQUENTIAL, ...NOT COVER ANY PROBLEMS WITH, OR RELATING TO, THE GARAGE DOOR OR GARAGE DOOR HARDWARE, INCLUDING BUT NOT LIMITED TO THE DOOR SPRINGS, DOOR ROLLERS, DOOR ALIGNMENT OR HINGES. Country Club Road Tucson, AZ ...
LA400 Manual - Page 47
...Button Mini-Remote Control with gate, providing for free exit only.
Requires separate power supply (Model ARMP5). SECURITY✚® Keyless Entry :
Enables homeowner to operate gate by entering a password on a specially designed keypad. Includes mounting hardware. OPEN
LM202
02101
OPEN OPEN
OPEN
370LM
1-Button Station:
Steel enclosure wired station will allow the gate operator to push...
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