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LiftMaster LA400 Support Question

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Question posted by gon2train on October 16th, 2012

I Would Like To Add A Magnetic Lock To My New Gate With A Liftmaster La400.

What do I need to purchaseand what we need to do to install a magnetic lock to gate with liftmaster? Thanks.   

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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

... Specifications Carton Inventory Additional Items Needed for Installation Tools Needed INSTALLATION Overview of Typical Installation Check Your Gate Mounting Options Manual Release Determine Position of the Pull-to-Open Bracket Determine Position of the "Optional" Push-to-Open Bracket Assemble Gate Post Bracket (Pull-to-Open) Attach Brackets to Gate Operator Determine Mounting Location Measuring...
LA400 Manual - Page 3

... general public. In order to protect people from motorized gate systems. UL325 requires that is installed on both the open and close directions of the gate to four single family dwellings, or a garage or parking area associated therewith. SAFETY ACCESSORY SELECTION All UL325 compliant LiftMaster gate operators will accept external entrapment protection devices to complete a proper...
LA400 Manual - Page 6

... replacement batteries. Failure to do so may also need adjustment. • After ANY adjustments are made by a qualified individual. • DO NOT install ANY wiring or attempt to protect in the area near a moving gate and RIGID objects, such as posts. • A swinging gate shall NOT open into public access ways. Battery may be on...
LA400 Manual - Page 7

.... NO ONE SHOULD CROSS THE PATH OF THE MOVING GATE. • Test the gate operator monthly. After adjusting the force or the limit of FIRE or INJURY to gate hardware. • The entrance is not moving. • KEEP GATES PROPERLY MAINTAINED. Pedestrians MUST use only LiftMaster part #K74-30762 for vehicles ONLY. Have a qualified service...
LA400 Manual - Page 8

...Terminal Block - For Primary (Gate 1) and Secondary (Gate 2) installation the carton inventory is based ...Open Bracket (1) • Hex Bolt 5/16"-18 X 1-1/2" (5) • Square Neck Carriage Bolt 3/8"-16 X 6" (2) • Hex Nut 3/8"-16 (2) • Hex Nut 5/16"-18 (5) • Flat Washer 5/16" (5) • Flat Washer 3/8" (5) • Lock Washer 5/16" (5) • Lock Washer 3/8" (5) • Gate...
LA400 Manual - Page 13

... select the type of installation you will require. 1 LEFT-HAND GATE RIGHT-HAND GATE 12 The operator is not assembled correctly you will require. INSTALLATION » MANUAL RELEASE + DETERMINE POSITION OF THE PULL-TO-OPEN BRACKET + DETERMINE POSITION OF THE "OPTIONAL" PUSH-TO-OPEN BRACKET MANUAL RELEASE 1 Insert the key into the lock and turn it 180...
LA400 Manual - Page 14

For Push-to-Open installations refer to instructions with washer, lock washer and nut. 1 2 HeexxBBolot l3t/38/"8" Extension PBurlla-tcok-Oepten Bracket PPoostsBtrBacrkaectket WWaashsehrer LLoockckWaWshaesr her NNuut t ATTACH BRACKETS TO GATE OPERATOR 1 Attach post bracket assembly to operator using pins and hairpin clips. 2 Attach gate bracket to operator using pins and hairpin clips. 1...
LA400 Manual - Page 15

INSTALLATION » DETERMINE MOUNTING LOCATION + MEASURING AND MARKING FOR THE GATE BRACKET DETERMINE MOUNTING LOCATION The gate post bracket assembly can be cut out.) • Tape measure. Must be mounted several places on the back page of this manual. NOTE: It may be necessary to add shims (angle iron, sheets of metal or wood) to...
LA400 Manual - Page 16

... hold operator against gate. 2 Place the operator arm against gate post at the desired position. INSTALLATION » POSITION GATE OPERATOR ON GATE POSITION GATE OPERATOR ON GATE NOTE: The post bracket assembly can be level. 2 3 Mark mounting holes on the gate post. The gate operator (arm) must be mounted several places on gate for mounting options. 1 Open the gate to -Open bracket and...
LA400 Manual - Page 17

...) must be level. 1 Mark holes for the post bracket. INSTALLATION » TEST GATE TRAVEL + SECURE POST BRACKET TO GATE POST TEST GATE TRAVEL NOTE: If gate does not open and close completely adjust the position of the 1 gate bracket and mark new mounting holes. 1 Manually open and close the gate. 2 Ensure that the operator does not bind against the Pull...
LA400 Manual - Page 18

... Lock Washer Flat Washer 2 Gate Bracket Hex Bolt 3 WARNING SIGN PLACEMENT Warning signs MUST be installed on both sides of the gate and...gate or play in gate (or reinforcement, if necessary) that are large enough for the gate bracket mounting hardware. 2 Secure the gate operator to verify that it opens and closes fully. Gate may require additional reinforcement be installed on the gate...
LA400 Manual - Page 21

...door from the hinges and ALARM LOCK GATE 1 setSOL GND MAGR LEARN XMITTER ON OFF LOCK / BIPA RT DELAY BR GR WH YL BL GATE 1 RD SET OPEN LIMIT SET CLOSE LIMIT LEARN LIMITS aside CLOSE EDGE OPEN EDGE/ PHOTO OPEN... EARTH GROUND ROD INSTALLATION (REQUIRED) It is 2 The control box can be removed by opening the door 90°. complete. The control box door may be mounted to...
LA400 Manual - Page 22

... 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 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...
LA400 Manual - Page 24

... if there was an ornamental overhang on one gate will need to open first and close second. Thus, it is OFF. Primary Gate OUTSIDE PROPERTY 23 The following illustration shows a dual gate configuration with the longer travel span (opening) must be installed on the same side as the primary gate (GATE 1). 1 Set the Bipart Delay to desired setting. Connect...
LA400 Manual - Page 25

... connector mounted in bottom of the control box to be removed to bury the extension cable. WIRING » CONNECT THE GATE OPERATOR (GATE 2) TO THE CONTROL BOX (MODEL LA400-S ONLY) CONNECT THE GATE OPERATOR (GATE 2) TO THE CONTROL BOX (MODEL LA400-S ONLY) Before digging, contact local underground utility locating companies. 1 Trench across driveway to simplify wiring.
LA400 Manual - Page 39

...LA400 to control box depending on three sides. (Requires mounting channel. PIN:G65ME120C5) Miller MGR20 2-wire electric edge in 5 feet (1.5 m) lengths for gates...D1 JMPR1 D4 D2 FUSE OPEN BATT 2 BATT 1 Accessory... (5 cm) round post. Installation is intact and close the cover...mounting channel. These devices have been provided for gates. Solenoid Lock (optional) MAGLOCK NO C NC ACCESSORY POWER ...
LA400 Manual - Page 46

... SPANS AMERICA FOR INSTALLATION AND SERVICE INFORMATION, CALL OUR TOLL FREE NUMBER 1-800-528-2806 www.liftmaster.com WHEN ORDERING ...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. You will ...above limitation may not apply to comply strictly with new or factory-rebuilt parts at no cost to you...
LA400 Manual - Page 47

.... Magnetic Gate Lock: Outdoor magnetic lock, transformer, junction box, mounting plate and hardware. 373LM 86LM 377LM 3-Button SECURITY✚®OPENRemote Control : Includes visor clip. 29-NP712 Remote Antenna Mounting Kit: Kit contains antenna bracket and 15 feet (4.6 m) of an emergency. The model LA400 requires two batteries. To order visit www.liftmaster.com 46 Gate Solenoid Lock...
LA400 Pull to Open Addendum Manual - Page 1

... 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" Typical 6" Post Hole Can also be used to mount operator if needed Addendum to LA400 Owner's Manual Acceptable Configurations (will vary based on the gate post. NOTE: This new...

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