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 alberdizz on January 2nd, 2014
How To Connect A Lm202 Probe On A Liftmaster La400
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Current Answers
Related LiftMaster LA400 Manual Pages
LA400 Manual - Page 2
...the Pull-to-Open Bracket Determine Position of the "Optional" Push-to-Open Bracket Assemble Gate Post Bracket (Pull-to-Open) Attach Brackets ...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 Board Earth Ground Rod Installation (Optional) Connect Batteries
1-6
1 2 3 ...
LA400 Manual - Page 3
...LiftMaster... by UL325 for use in audio alarm. Type B2: Connections provided for each gate application. UL325 ENTRAPMENT PROTECTION REQUIREMENTS
GATE...intended for use in plain view on both the open and close directions of entrapment protection you must satisfy... housing unit (five or more single family units) hotel, garage, retail store or other locations not intended to complete a proper...
LA400 Manual - Page 6
... anyone who may explode. Operator MUST be properly grounded and connected in accordance with proper operation of battery in a suitable weatherproof...around the battery compartment. • DO NOT use only LiftMaster part #K74-30762 for a binding or sticking gate.
...objects, such as posts.
• A swinging gate shall NOT open and close gate. • NEVER use force adjustments to follow...
LA400 Manual - Page 8
...136 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) • ... (2.7 m) • Warning Sign (2) • Battery (2) • Plug-in Transformer (1)
LA400-S (SECOND GATE OPERATOR ARM)
• Motor Cable - INTRODUCTION » OPERATOR SPECIFICATIONS + CARTON...
LA400 Manual - Page 19
... be mounted within 5 feet (1.5 m) of the gate operator. A. Column
5 2 Alarm
6
2 Coaxial Connector 4
3 2 Reset Button Connections
Knock Outs
Knock Outs
Knock Outs
7
A.
C.
18 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...
LA400 Manual - Page 21
... are specifically designed to mount up to install the ground rod when using a screwdriver and hammer.
The control box door may be removed by opening the
door 90°. The knock out will accommodate a 3/8" diameter 'U' bolt.
2
Type and Size Standard 3" Round Pipe... BOX (XLM) The control box MUST be mounted within 3 feet (0.9 m) of the operator.
2 Connect ground rod with 'U' bolts.
LA400 Manual - Page 22
...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 ...voltage and application the 120 Vac access panel may be used to access the wiring.
3 Connect two 7AH batteries, purchased separately.
LA400 Manual - Page 23
...
RED
Z12
ACCESSORY POWER
GATE 1
BRN
GRN
WHT U4
YEL
BLU
RED
3
MAX
C13
C4
F6 F2
FUSE OPEN
Nut
52
Operator Cable
1 Watertight Connector Nut
Terminal blocks can be used for the operator cable. 2 Insert the...one operator, proceed to the next page.
22
WIRING » CONNECT THE GATE OPERATOR (GATE 1) TO THE CONTROL BOX
CONNECT THE GATE OPERATOR (GATE 1) TO THE CONTROL BOX
1 Select ...
LA400 Manual - Page 24
... following illustration shows a dual gate configuration with the longer travel span (opening) must be
connected to Gate 1 connections on a gate, the gate with the lock attached 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...
LA400 Manual - Page 25
... connector mounted in bottom of the control box to be removed to simplify wiring. 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 control box...
LA400 Manual - Page 26
WIRING » JUNCTION BOX (MODEL LA400-S ONLY)
JUNCTION BOX
The following items are required to complete the junction box installation:
• 4 x 4 Junction Box 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 be used for the
watertight connectors.
2
3 Mount...
LA400 Manual - Page 28
...receptacle external to the control box and plug the transformer into the receptacle inside the house or garage. WIRING » CONNECT TRANSFORMER TO CONTROL BOARD
CONNECT TRANSFORMER TO CONTROL BOARD
NOTE: All power wiring should be located in the standard control box ...
Off
Off Off Off
Off
Off
Off
Off
Air (1) Conditioner
Main Room
LA400
Bathroon.
Serve 2 Air (2)
Conditioner Comp.
LA400 Manual - Page 29
... 3 feet (0.9 m) of the operator. 2 Disconnect and remove the green/yellow ground wire connected to the screw
terminal of the control board.
3 Attach earth ground rod wire to the ...2 R4
J4
FUSE FUOSPEEN OPEN
D15 C2
MOV2
Control Box
R4 C2 J4
24 VAC/ SOLAR INPUT
Ground Screw
12 Gauge Wire
3' (0.9 m)
Earth Ground Installation (Optional)
8' (2.4 m)
CONNECT BATTERIES
The batteries are charged...
LA400 Manual - Page 32
...
SET OPEN LIMIT
SET CLOSE LIMIT
The control board beeps and the SET OPEN LIMIT and SET CLOSE LIMIT LEDs stop blinking, programming is being used. • The programming can be connected to close...is overlap or a gate lock is now complete. (If the SET OPEN LIMIT LED continues to move the right operator into the OPEN position.
6 SET
CLOSE LIMIT
LE LIMITS
Press the LEARN LIMITS button....
LA400 Manual - Page 33
... or a gate lock is being used. • The programming can be connected to GATE 1 so it will start moving before the other , the gate that is now complete. (If the SET OPEN LIMIT LED continues to close the left button to open and close the right operator.
SET CLOSE LIMIT
LE LIMIT
GATE...
LA400 Manual - Page 38
...open limit.
37
blue
brown
CLOSE EDGE
OPEN EDGE PHOTO
brown blue brown blue
OPEN PHOTO
brown
blue
brown
blue
CLOSE PHOTO
brown blue Order part number LA400-BOX to the open control. CLOSE EDGE
OPEN EDGE/
PHOTO
OPEN PHOTO
TERMINAL P8 - OPEN...as a general open limit. Refer to this input with an Open Edge device or a Retro-Reflective
Photoelectric Sensor connected to -Close...
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. Miller MGR20 2-wire electric edge in 5 ...OVLD
COM
F1 20A 32V
MOV1 JMPR2 DB1
C64 U2
R9 D1
JMPR1
D4 D2
FUSE OPEN
BATT 2 BATT 1
Accessory Power
AUXILIARY OUTPUT POWER FOR OPTIONAL DEVICES
(2) +24 Vdc Outputs...
LA400 Manual - Page 44
...GATE STOPS AND 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 Command (Check LED's). 5) Limits not programmed correctly. 6) Bad control board.
1) Low Battery. 2) Cable wiring between control box and
operator arm disconnected or loose...
LA400 Manual - Page 46
..., OR RELATING TO, THE GARAGE DOOR OR GARAGE DOOR HARDWARE, INCLUDING BUT NOT LIMITED TO THE DOOR SPRINGS, DOOR ROLLERS, DOOR ALIGNMENT OR HINGES. IN NO...CALL OUR TOLL FREE NUMBER
1-800-528-2806
www.liftmaster.com
WHEN ORDERING REPAIR PARTS PLEASE SUPPLY THE FOLLOWING ...LIABLE FOR CONSEQUENTIAL, INCIDENTAL OR SPECIAL DAMAGES ARISING IN CONNECTION WITH USE, OR INABILITY TO USE, THIS PRODUCT. ...
LA400 Manual - Page 47
... buried vehicle motion detector with sensing probe is housed in case of an ...LA400 requires two batteries. SECURITY✚® Keyless Entry :
Enables homeowner to push the gate open. ACCESSORIES
50-19503
Push-to-Open Bracket Used toOPEN allow for a Open, Close, Stop command of the gate.
OPEN
LM202
02101
OPEN OPEN
OPEN... (Direct Connect): Maximum range is a replacement battery for increasing...
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