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LiftMaster LA400 Support Question

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Question posted by ishazd on March 8th, 2014

Liftmaster Gate Control Model La400 Cont 120 No Open How I Can Fix

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Related LiftMaster LA400 Manual Pages

LA400 Manual - Page 2

...-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 Metal Control Box (XLM) WIRING Connect the Gate Operator (Gate 1) to the Control Box Set the Bipart Delay (Model LA400-S Only...
LA400 Manual - Page 3

...UL325 compliant LiftMaster gate operators will accept external entrapment protection devices to protect people from motorized gate systems. ... Built-in plain view on both the open and close directions of the following : ...gate travel. SAFETY » UL325 MODEL CLASSIFICATIONS CLASS I ) you must provide the following as a multi-family housing unit (five or more single family units) hotel, garage...
LA400 Manual - Page 5

...is retrofitted with security related parameters specific to the application in the open position. 2. VEHICULAR HORIZONTAL SLIDE GATES fixed object when the gate moves toward the fully open and 1.3 Gates shall have smooth bottom edges, with sufficient lateral stability to assure that time. 4.1.1 Gates shall be designed, constructed and installed so as a wall, pillar or column) covered...
LA400 Manual - Page 6

...increase force beyond minimum amount required to close gate cycles. • Locate entrapment protection devices to persons use only LiftMaster part #K74-30762 for replacement batteries. ...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 will interfere with the control...
LA400 Manual - Page 7

... when an object activates the non-contact sensors. The gate MUST reverse on contact with gate controls. To reduce the risk of travel, retest the gate operator. After adjusting the force or the limit of FIRE or INJURY to operator BEFORE proceeding. Pedestrians MUST use only LiftMaster part #K74-30762 for vehicles ONLY. Keep the...
LA400 Manual - Page 21

.... 1 Open the control box. The control box door may be mounted to 3 Chamberlain loop detectors model LO7LP (not provided). NOTE: The additional standoffs are specifically designed to mount up to a post with #12 copper wire to one of the two green ground screws inside the control box. Ground Screw Standoffs ALARM LOCK SOL GND MAGR GATE 1 BR...
LA400 Manual - Page 24

... the Bipart Delay to 8 seconds, 0 seconds is 0 to desired setting. 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 the opposite side, but connect the operator closest to the...
LA400 Manual - Page 25

... 2 BRN GRN WHT YEL BLU RED 2 Operator Cable 4 Extension Cable PVC Conduit 24 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. Insert extension cable through...
LA400 Manual - Page 26

... NPT threaded port holes • Screws • PVC Conduit 1 1 Open the junction box by removing screws (4) and set aside. 2 Select holes... watertight connector nut and watertight connector. WIRING » JUNCTION BOX (MODEL LA400-S ONLY) JUNCTION BOX The following items are required to complete the ... JJuunncctitoionnBBooxx 5'W(1it.h5inm) Gate Operator (Gate 2) Junction Box Extension Cable...
LA400 Manual - Page 27

Terminal Block Extension Cable 8 Operator Cable Watertight Connector Nut 9 Watertight Connector Nut 10 SScrcerwesw(4s) (4) 26 WIRING » JUNCTION BOX (MODEL LA400-S ONLY) 7 Insert wires from extension cable and operator cable into terminal block connector. 7 OpOeprearattoorrCCabaleble SpeTecrmiainlal Block ConnCoencnetcotorr BBrroowwn n GGrreeeenn WWhhiittee YYeellllooww BBluluee ...
LA400 Manual - Page 29

... operator. Both batteries are the main source of the control board marked . ALARM MAGLOCK Z1 GATE 1 ACCESSORY POWER GATE 2 R4 J4 FUSE FUOSPEEN OPEN D15 C2 MOV2 Control Box R4 C2 J4 24 VAC/ SOLAR INPUT Ground ... 36 Vdc, 40 VA). 1 Connect the plugs from the batteries to the green screw on the control board. 24 VAC/ INPUT J4 MOV2 POWER C2 C64 U2 BATT 2 BATT 1 USE DEDICATED CIRCUIT ...
LA400 Manual - Page 32

... the LEARN LIMITS button (SET OPEN LIMIT LED will beep. Control board SET SET GATE 2 will blink). LEARN LIMITS button SET OPEN LIMIT R2 K2 U4 D4 D2 RESET BUTTON 4 Press the GATE 1 right button to open and close the gate. 31 Programming times-out automatically after 60 seconds of inactivity. OPEN LIMIT CLOSE LIMIT FORCE PROGRAM CLOSE...
LA400 Manual - Page 33

... SET CLOSE The control board beeps and the SET OPEN LIMIT and SET CLOSE LIMIT LEDs stop blinking, programming is overlapping must be connected to be closed first if there is overlap or a gate lock is being used. • The programming can be set as the primary gate (GATE 1). • If one gate is overlapping the...
LA400 Manual - Page 37

... / STOP in sequence. Stop (N/C) - OPEN CONTROL INPUTS SINGLE BUTTON RESET STOP COM COM OPEN CONTROL INPUTS SINGLE BUTTON RESET S T O P COM COM POWER OPEN CONTROL INPUTS SINGLE BUTTON RESET S T O P COM COM POWER OPEN CONTROL INPUTS SINGLE BUTTON RESET STOP COM COM OPEN COMMON AND/OR SINGLE BUTTON COMMON AND/OR COMMON RESET 36 OPEN Opens only or reverses a closing gate.
LA400 Manual - Page 38

...: Additional enclosure required. Order part number LA400-BOX to loop detector manufacturer instructions for connections. CLOSE EDGE OPEN EDGE/ PHOTO OPEN PHOTO TERMINAL P8 - If a Chamberlain Pulsing...input. Accessories such as a general open control. SHADOW LOOP INPUT TERMINAL AND COMMON This input protects cars by preventing the gate from moving . CLOSE SAFETY EDGE This...
LA400 Manual - Page 39

... U4 R224 Z22 R92 R91 R94 R93 CLOSE EDGE OPEN EDGE/ PHOTO Z9 OPEN PHOTO Z8 CLOSE PHOTO 24V ACCESSORY R9Ø POWER 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...
LA400 Manual - Page 44

...gate from obstruction. See Bipart Delay section for instructions. Check proper installation of accessory. GATE STOPS Gate starts to -Close section for instructions. Replace control board. Replace motor. Replace control...control board to arm, replace wire if needed. Service/replace gate hardware. Clear all Open... Replace arm. Replace control board. See Programming Remote ...
LA400 Manual - Page 45

...20 Amp (1), 15 Amp (2) Receiver Module - 390 MHz Receiver Module - 315 MHz Reset Switch (XLM Control Box) Alarm (XLM Control Box) GATE OPERATOR ARM 22 33 ITEM PART # DESCRIPTION QTY 1 41ASWG-442SA Release Lever 1 2 41ASWG-438SA Motor...Hardware Bag Complete with your operator. REPAIR PARTS » CONTROL BOX + GATE OPERATOR ARM CONTROL BOX Refer to -Open bracket and hardware 44 44
LA400 Manual - Page 46

...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. Please include a brief description of the...800-528-2806 www.liftmaster.com WHEN ORDERING REPAIR PARTS PLEASE SUPPLY THE FOLLOWING INFORMATION: PART NUMBER DESCRIPTION MODEL NUMBER ADDRESS ORDER TO: THE CHAMBERLAIN GROUP...
LA400 Manual - Page 47

... homeowner to operate gate by entering a password on a specially designed keypad. MG1300 Vehicle Exit Sensor: One piece outdoor buried vehicle motion detector with SECURITY✚® : With key ring and fastening strip. The model LA400 requires two batteries. To order visit www.liftmaster.com 46 GC824-12 3-Button Mini-Remote Control with sensing probe is...

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