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 speirano on February 21st, 2019
Gate Leaves Drifting Apart.
In windy conditions, the LA400's are allowing the gate leaves to drift apart. What is the solution to this problem?
Current Answers
Related LiftMaster LA400 Manual Pages
LA400 Manual - Page 1
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 & 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.
LA400 Manual - Page 2
...-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 Metal Control Box (XLM)
WIRING
Connect the Gate Operator (Gate 1) to the Control Box Set the Bipart Delay (Model LA400...
LA400 Manual - Page 3
... (or system) intended for use on both the open and close directions of gate travel. RESIDENTIAL VEHICULAR GATE
OPERATOR
I -
SAFETY ACCESSORY SELECTION
All UL325 compliant LiftMaster gate operators will accept external entrapment protection devices to four single family dwellings, or a garage or parking area associated therewith. Below are the four types of the three UL325...
LA400 Manual - Page 4
...during the entire path of travel , one component. Swinging gates shall not open position. The Stop and/or Reset (if provided separately) must be designed to prevent unauthorized use conditions. c. For a gate operator utilizing a contact sensor such as the one on gates used for an individual application.
2. c. SAFETY » SAFETY INSTALLATION INFORMATION
1. A wireless contact...
LA400 Manual - Page 5
..., between 48 inches (1.22 m) and 72 inches (1.83 m) above grade shall be designed, guarded or screened to be installed in the open and
1.3 Gates shall have smooth bottom edges, with a powered gate operator.
3.2 The following provisions shall apply to assure that their movement shall not be designed, constructed and installed to not fall...
LA400 Manual - Page 6
... MUST be performed until disconnecting the electrical power and locking-out the power via the operator power switch. To AVOID damaging plug-in BOTH the open and close gate. • NEVER use only LiftMaster part #K74-30762 for disposal instructions.
To prevent SERIOUS INJURY or DEATH from a moving...
LA400 Manual - Page 8
... (1) • Gate Operator Arm • Motor Cable - Six Conductor, 9 feet (2.7 m) • Warning Sign (2) • Battery (2) • Plug-in Transformer (1)
LA400-S (SECOND GATE OPERATOR ARM)
•...cm)
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) •...
LA400 Manual - Page 10
...TYPICAL INSTALLATION
LEFT-HAND GATE
Warning Sign
Antenna ...Earth Ground Installation (Optional)
12 Gauge Wire
8 feet (2.4 m)
Photoelectric Sensors
RIGHT-HAND GATE
NOTE: One or more non-contact sensors shall be exercised to protect the low voltage... the gate is still moving. Warning Sign
Gate Bracket
...Batteries
Hinge Post Bracket
Gate Bracket
PVC Conduit (...
LA400 Manual - Page 11
... of nuisance tripping, such as when a vehicle trips the sensor while the gate is still moving.
10 Photoelectric Sensors
12 Gauge Wire
8 feet (2.4 m)... 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...
LA400 Manual - Page 13
... 180° counterclockwise.
Key
1
2
DETERMINE POSITION OF THE PULL-TO-OPEN BRACKET
The Pull-to-Open bracket can be assembled to -Open bracket is now in manual mode. NOTE: If the Pull-to work on a Left-Hand or a Right-Hand gate.
1 Review the gate types and select the type of installation you will require.
1
LEFT...
LA400 Manual - Page 14
... and hairpin clips.
1
Pin
Post Bracket Assembly Hairpin Clip
Pin
2
Gate Bracket
Hairpin Clip
13 ASSEMBLE GATE POST BRACKET (PULL-TO-OPEN)
1 Assemble gate post bracket by placing Pull-to-Open bracket on the following pages display a typical Left-Hand Gate installation. For Push-to-Open installations refer to instructions with washer, lock washer and nut.
1 2
HeexxBBolot...
LA400 Manual - Page 21
...
LOOP INPUTS
until
the
installation
is important to install the ground rod when using a screwdriver and hammer.
The control box door may be removed by opening the
door 90°.
See chart below. ALARM
LOCK
SOL GND MAGR
GATE 1 BR GR WH YL BL RD
ACCESSORY POWER
12 V
BR GR WH YL BL RD...
LA400 Manual - Page 24
... Delay to desired setting. BIPART DELAY
BI-PART DELAY
Z9
Z8
OFF
MAX
OUTSIDE PROPERTY
Primary Gate - 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
solenoid lock, for the control box, then mount the control box on...
LA400 Manual - Page 26
... port holes
• Screws • PVC Conduit
1
1 Open the junction box by removing screws (4) and set aside.
...Gate 2)
Junction Box Extension Cable
ConCnoencnetcotorr Nut
6
Nut
CCononnecntoer cNtuot r Nut
Extension ExtCenasibonleCable
25
5
WirWeCotaintgenrhetictgtohrt Connector
4
WCoWCantoneierrntecitngothiregt chttor
Operator OpCeraatbolreCable WIRING » JUNCTION BOX (MODEL LA400...
LA400 Manual - Page 38
... TERMINAL AND COMMON This input functions to reverse a closing gate to the open limit. OPEN SAFETY PHOTOELECTRIC SENSOR (ENTRAPMENT)
This input will pause an opening will reverse a closing gate to the open limit. CLOSE SAFETY PHOTOELECTRIC SENSOR
This input will have no effect. Order part number LA400-BOX to -Close if that feature has been enabled. Activating...
LA400 Manual - Page 39
... DESCRIPTION
Emitter, receiver 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 MGR20 2-wire electric edge... 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
R224...
LA400 Manual - Page 40
... operator alarm will sound under the following condition: If gate encounters two consecutive obstructions, before reaching the open position for normal daily operation and you wish...gate.
After the operator is now engaged. 39
2
3
2
3 PROGRAMMING LIMITS RESET
If a mistake is in the open cycle another activation of the remote control will stop , the alarm will sound (up to leave the gate...
LA400 Manual - Page 46
... not allow limitations on your compliance with new or factory-rebuilt parts at no cost to you call 1-800-528-2806, toll free, before dismantling this product, for the structure in which vary from defect in its entirety. THIS LIMITED WARRANTY DOES NOT COVER ANY PROBLEMS WITH, OR RELATING TO, THE GARAGE DOOR OR GARAGE DOOR...
LA400 Manual - Page 47
... for a Open, Close, Stop command of the gate. The model LA400 requires two batteries. GC824-12
3-Button Mini-Remote Control with gate, providing for free exit only. Gate Solenoid Lock:... to push the gate open.
To order visit www.liftmaster.com 46 OPEN
LM202
02101
OPEN OPEN
OPEN
370LM
1-Button Station:
Steel enclosure wired station will allow the gate operator to integrate with...
LA400 Pull to Open Addendum Manual - Page 1
...site conditions)
DETERMINE MOUNTING LOCATION
The gate post bracket assembly can be approximately 7" x 7". Ideally, the distance between and opener hinge points should be mounted several places on the gate post.
LA400 BRACKET CONFIGURATIONS
Assemble bracket. Figure 1
Gate Post
Gate Hinge Point
Gate Post
Gate Hinge Point
Gate Post
Gate Hinge Point
7"
Opener Hinge Point 7"
Gate Post...
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