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 Rgtaver on December 26th, 2012
What Is A Rpm Reversal
diagnostic light blinks 5 times. Means a rpm reversal. What is that and how do I fix it
Current Answers
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
...Open Bracket Determine Position of the "Optional" Push-to-Open Bracket Assemble Gate Post Bracket (Pull-to-Open... Set the Bipart Delay (Model LA400-S Only) Connect the Gate Operator (Gate 2) to the Control Box (Model LA400-S Only) Junction Box (Model LA400-S Only) Connect Transformer to Control...
Basic Control Board Layout Wiring Diagram Diagnostic Codes Troubleshooting Chart
REPAIR PARTS
Control ...
LA400 Manual - Page 3
... all installations must sense and initiate the reverse of the gate within the operator. NOTE... public. Examples include sirens, horns or buzzers. That means that is installed on a single-family residence (UL325 Class...system) intended for use on both the open and close directions of gate travel.
UL325...garage, retail store or other locations not intended to four single family dwellings...
LA400 Manual - Page 6
...holes. We recommend that time the unit may be performed until disconnecting the electrical power and locking-out the power via the operator power switch.
Gate MUST reverse on contact with proper ...from a moving gate and RIGID objects, such as posts.
• A swinging gate shall NOT open and close gate. • NEVER use flooded lead acid battery. • Flooded lead acid batteries ...
LA400 Manual - Page 8
...Battery (2) • Plug-in Transformer (1)
LA400-S (SECOND GATE OPERATOR ARM)
• ...
CARTON INVENTORY Carton inventory is doubled except for a 90° opening 4 Minutes -20° C to + 50° C -4° F to -Open Bracket (1) • Hex Bolt 5/16"-18 X 1-1/2" (5) ...Gate Weight: Protection Class: Travel Speed: Rated Operating Time: Temperature:
Main Supply (Control) Dedicated Circuit: ...
LA400 Manual - Page 21
...door may be removed by opening the
door 90°. Ground Screw
Standoffs
ALARM
LOCK
SOL GND MAGR
GATE 1 BR GR WH YL BL RD
ACCESSORY POWER
12 V
BR GR WH YL BL RD GATE 2
LEARN XMITTER
ON
OFF
LOCK /
BIPA RT DELAY
CLOSE EDGE
OPEN EDGE/ PHOTO
OPEN PHOTO
SET OPEN...Pipe Standard 4" Square Post Standard 6" Square Post
'U' Bolt Opening 3-1/2" 4" 6"
3 Select center mounting holes (top and ...
LA400 Manual - Page 24
...as this gate. The following illustration shows a dual gate configuration with the longer travel span (opening) must be
connected to the Gate 1 connector.
This gate is the primary gate. Primary... Gate
OUTSIDE PROPERTY
23 WIRING » SET THE 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
...
LA400 Manual - Page 26
...not provided).
6 Secure with 3/4" NPT threaded port holes
• Screws • PVC Conduit
1
1 Open the junction box by removing screws (4) and set aside.
2 Select holes to complete the junction box ...4
WCoWCantoneierrntecitngothiregt chttor
Operator OpCeraatbolreCable
WIRING » JUNCTION BOX (MODEL LA400-S ONLY)
JUNCTION BOX
The following items are required to be used...
LA400 Manual - Page 28
... external 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, ...On
On
On
On
On
On
On
Off
Off Off Off
Off
Off
Off
Off
Air (1) Conditioner
Main Room
LA400
Bathroon. Manu. 1 Rm Main Dept. Manu. 2 Rm
27 Local codes and conditions must be reviewed for ...
LA400 Manual - Page 31
...blink, repeat programming. SINGLE ARM LEFT-HAND SIDE
PROGRAM OPEN
3 Press the LEARN LIMITS button (SET OPEN LIMIT LED will blink).
DIAGNOSTIC
GATE 1
SET CLOSE
OR
SINGLE ARM RIGHT-HAND SIDE
PROGRAM OPEN
3 Press the LEARN LIMITS button (SET OPEN LIMIT LED will blink). Control
SET OPEN... depends on the control board. The programming times-out automatically after 60 seconds of the gate...
LA400 Manual - Page 32
... 1 left button to close the right operator. Programming times-out automatically after 60 seconds of inactivity. PROGRAM OPEN
3 Press the LEARN LIMITS button (SET OPEN LIMIT LED will blink). OPEN LIMIT
CLOSE LIMIT
FORCE
PROGRAM CLOSE
7 When the SET CLOSE LIMITS LED blinks, press the GATE 2 left operator.
DIAGNOSTIC
GATE 1
SET CLOSE
5 Press the GATE 2 right button...
LA400 Manual - Page 33
... 2 left button to close the left operator into the OPEN position.
Control LIMIT
LIMIT
FORCE
board will blink). PROGRAM CLOSE
7 When the SET CLOSE LIMITS LED blinks, press the GATE 2 right button to move the left operator. Programming times-out automatically after 60 seconds of inactivity.
DIAGNOSTIC
9 Press the LEARN LIMITS SET
GATE 1
button.
LEARN...
LA400 Manual - Page 38
...
MADE IN USA
EXIT LOOP
NOTE: Additional enclosure required.
CLOSE SAFETY EDGE
This input will reverse a closing will reactivate at the open limit. Order part number LA400-BOX to open . Activating this input while the gate is closing will reverse an opening gate until the obstruction has been removed.
Upon removing the obstruction, the gate will...
LA400 Manual - Page 39
...XMITTER
SINGLE NO
DUAL MODE NC EDGE
2 F3
NO
NC PHOTO
S1
K2
DIAGNOSTIC
GATE 1
K1
Q9
SET OPEN
LIMIT
SET CLOSE LIMIT
LEARN LIMITS
R2Ø7
Z2Ø R227
J18 U4
...DESCRIPTION
Emitter, receiver and mounting brackets - 30 feet (9 m) Ranges
VOLTAGE +24 Vdc
Emitter with the LA400 to control box depending on wire gauge and distance - 300 mA accessory power, 75 mA switched accessory ...
LA400 Manual - Page 40
OPERATOR ALARM The operator alarm will sound under the following condition: If gate encounters two consecutive obstructions, before reaching the open position, activation of time you wish to leave the gate(s) in manual mode and the gate can be disengaged from the gate. After the operator is normal and has
1
...
LA400 Manual - Page 43
... F6
F2
F1 20A 32V
COM
MOV1 JMPR2 DB1
C64 U2
R9 D1
JMPR1
D4 D2
FUSE OPEN
BATT 2 BATT 1
2
OR EDGE
3
OR EDGE
EDGE
CPS-LN4
OR EDGE
4
PHOTO
...to operate.
# OF BLINKS 1 2 3 4 5
DIAGNOSTIC CODES
MEANING No Stop Switch Connected Gate 1 Arm Disengaged Gate 2 Arm Disengaged Both Gate Arms Disengaged RPM Reversal
# OF BLINKS 6 7 8 9 10
42
MEANING Force Reversal Processor Reset ROM Check ...
LA400 Manual - Page 44
... REVERSES (Force Reversal)
RPM REVERSAL
POSSIBLE CAUSE
1) No voltage to board. 2) Bad control board.
1) Low/disconnected battery. 2) Remote not programmed. 3) STOP connection loose/disconnected. 4) Constant Open ...1) Obstructed Arm (bottoms out). 2) Bad RPM Sensor. 3) Too much mA pulled off board.
GATE OPENS BUT DOES NOT CLOSE
Audible beeps (3 times) when command is given, but the operator...
LA400 Manual - Page 46
... first purchaser of shipping instructions when you . THIS LIMITED WARRANTY DOES 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. ALL IMPLIED WARRANTIES FOR THE PRODUCT, INCLUDING BUT NOT LIMITED TO ANY IMPLIED WARRANTIES OF MERCHANTABILITY AND...
LA400 Manual - Page 47
... enclosure wired station will allow the gate operator to push the gate open. GC824-12
3-Button Mini-Remote Control with sensing probe is housed in...effective range of cable. The model LA400 requires two batteries. Commercial Protector System® (Direct Connect): Maximum range is lost. ACCESSORIES
50-19503
Push-to-Open Bracket Used toOPEN allow for a Open, Close, Stop command of the gate...
LA400 Pull to Open Addendum Manual - Page 1
... applications. Figure 1
Gate Post
Gate Hinge Point
Gate Post
Gate Hinge Point
Gate Post
Gate Hinge Point
7"
Opener Hinge Point 7"
Gate Post
Gate Hinge Point
7"
Opener Hinge Point
7"
7" Opener Hinge Point
7"
Gate Post Gate Hinge Point
7" Opener Hinge Point
7"
7"
Opener Hinge Point 7"
Gate Post
Gate Hinge Point
7"
Opener Hinge Point
7" LA400 BRACKET CONFIGURATIONS
Assemble bracket.
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