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 bulletsaltcreek on May 30th, 2017
Replacement Parts
i have a La412s with a bad arm. Can I replace the bad arm with a spare arm I have from a la400 unit?
Current Answers
Answer #1: Posted by Odin on May 30th, 2017 12:28 PM
Odin
Member since:
April 10th, 2010 Points: 41,236,710
Member since:
April 10th, 2010 Points: 41,236,710
It's possible, but you'll have to find out from Liftmaster/Chamberlain. Use the contact information here--https://www.contacthelp.com/chamberlain/customer-service.
Hope this is useful. Please don't forget to click the Accept This Answer button if you do accept it. My aim is to provide reliable helpful answers, not just a lot of them. See https://www.helpowl.com/profile/Odin.
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... Box 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... Chart
REPAIR PARTS
Control Box Gate Operator Arm How to Order Repair Parts
WARRANTY POLICY
...
LA400 Manual - Page 3
...operator (or system) intended for use on both the open and close directions of entrapment protection correctly matches each ... be used as a multi-family housing unit (five or more single family units) hotel, garage, retail store or other locations not intended...VEHICULAR GATE
OPERATOR
I CLASS II
CLASS III
Swing & Gate Barrier (Arm) Operator
Primary Type A
A, B1 or B2
Secondary Type A, B1...
LA400 Manual - Page 4
.... The operator is specifically designed for the construction and the usage class of a vertical barrier (arm).
3 Activation of the reset control shall not cause the operator to a minimum of 4 feet...as a component part of travel , one component. For a gate operator utilizing a contact sensor such as at least 6 feet (1.83 m) away from any point in the open into every design....
LA400 Manual - Page 5
...when the operator requires replacement,
horizontal swing gates:
shall be incorporated into a vehicular gate panel or
function. These stops shall be installed at either the fully open position.
4.1.1.2 Except ....
3.2.2 Positive stops shall be required to limit travel to the designed fully open position.
2. SAFETY » GATE CONSTRUCTION INFORMATION
Vehicular gates should be designed...
LA400 Manual - Page 6
... should be on a dedicated circuit and well protected. We recommend that time the unit may also need adjustment.
• After ANY adjustments are made by a closing ...8226; Locate entrapment protection devices to protect in BOTH the open and close gate. • NEVER use only LiftMaster part #K74-30762 for disposal instructions.
To prevent SERIOUS INJURY ...replacement batteries.
LA400 Manual - Page 7
... or the limit of same type and rating.
6 Pedestrians MUST use only LiftMaster part #K74-30762 for vehicles ONLY. For continued protection against fire and electrocution: • ...• Use the emergency release ONLY when the gate is for replacement batteries. TROUBLESHOOTING
To protect against fire: • Replace ONLY with fuse of travel, retest the gate operator. Have ...
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) • ... • Warning Sign (2) • Battery (2) • Plug-in Transformer (1)
LA400-S (SECOND GATE OPERATOR ARM)
• Motor Cable - IP56 (1) • Phillips Head Mounting Screws (4) •...
LA400 Manual - Page 21
... CTRL PWR
SHADOW
INTERRUPT CHGR OVLD CTRL PWR
AC PWR /SOLAR
EARTH GROUND ROD INSTALLATION (REQUIRED) It is
2 The control box can 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 Standard 4" Square Post Standard 6" Square Post
'U' Bolt...
LA400 Manual - Page 24
... overlapping piece on the outside of the 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 ...2 connector and
1
the operator on the opposite side to open first and close second. BIPART DELAY
BI-PART DELAY
Z9
Z8
OFF
MAX
OUTSIDE PROPERTY
Primary Gate -
LA400 Manual - Page 26
... cable through watertight connector nut and watertight connector. WIRING » JUNCTION BOX (MODEL LA400-S ONLY)
JUNCTION BOX
The following items are required to be used for the
watertight connectors...).
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 ...
LA400 Manual - Page 28
...On
On
On
Off
Off Off Off
Off
Off
Off
Off
Air (1) Conditioner
Main Room
LA400
Bathroon. Control Box
1
Transformer
Circuit Panel
Refer.
Manu. 1 Rm Main Dept. ...Local codes and conditions must be plugged into the receptacle inside the house or garage.
NOTE: The transformer must be on a dedicated circuit, calculated using NEC guidelines.
Dept. Serve 2 Air...
LA400 Manual - Page 35
... board until all remote controls are prohibited, except for changing the code setting or replacing the battery. TEST After any interference received, including interference that may not cause harmful... THERE ARE NO OTHER USER SERVICEABLE PARTS. LEARN
XMITTER
K5
2 Press the remote control button.
Tested to Accessories. Operation is subject to open and close the gate. 2 Test...
LA400 Manual - Page 38
Order part number LA400-BOX to Terminal P8, then this input will have no effect. OPEN SAFETY EDGE/PHOTOELECTRIC SENSOR (ENTRAPMENT)
CLOSE PHOTO
If an Open Edge device or a Retro-Reflective ... the gate from moving . Activating this input while the gate is moving off of the open or close . TERMINAL P7 - CLOSE SAFETY PHOTOELECTRIC SENSOR
This input will reverse a closing ...
LA400 Manual - Page 39
...
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...CHGR 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 have...
LA400 Manual - Page 45
...
1
4 41ASWG-489
Cable 24 V with Connector
1
Not Shown
41ASWG-0119
Release Key
1
K77-19130
Hardware Bag Complete with: Gate bracket, post bracket, Pull-to the parts lists below for replacement parts available for your operator. REPAIR PARTS » CONTROL BOX + GATE OPERATOR ARM
CONTROL BOX
Refer to -Open bracket and hardware
44 44
LA400 Manual - Page 46
...www.liftmaster.com
WHEN ORDERING REPAIR PARTS PLEASE SUPPLY THE FOLLOWING INFORMATION: PART NUMBER DESCRIPTION MODEL NUMBER
ADDRESS ... TO, THE GARAGE DOOR OR GARAGE DOOR HARDWARE, INCLUDING BUT NOT LIMITED TO THE DOOR SPRINGS, DOOR ROLLERS, DOOR ALIGNMENT OR HINGES... PRODUCT), LABOR CHARGES FOR REINSTALLING A REPAIRED OR REPLACED UNIT, OR REPLACEMENT OF BATTERIES. Some states do not allow the ...
LA400 Manual - Page 47
... Connect): Maximum range is lost. Includes mounting hardware. OPEN
LM202
02101
OPEN OPEN
OPEN
370LM
1-Button Station:
Steel enclosure wired station will allow the gate operator to operate gate by entering a password on a specially designed keypad. GC824-12
3-Button Mini-Remote Control with sensing probe is a replacement battery for free exit only.
Can be welded...
LA400 Push to Open Addendum Manual - Page 2
... of FIRE or INJURY to persons use to the control board. 9. Replace both batteries. 6. Install control board and mounting plate. 8.
NOTE: All four mounting holes must be level
Fence Post
Gate in OPEN Position
Gate Bracket C Clamp
Gate in use ONLY Chamberlain part #K74-30762 for gate bracket.
12. Remove brackets from electrocution...
LA400 Pull to Open Addendum Manual - Page 1
... conditions)
DETERMINE MOUNTING LOCATION
The gate post bracket assembly can be approximately 7" x 7". Place opener against gate post and adjust the opener until the required dimension is being added to 30-degrees of this hole helps
add up to the LA400, offering greater mounting flexibility.
Figure 1
Gate Post
Gate Hinge Point
Gate Post
Gate...
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