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Most Recent LiftMaster LA412DC Questions
Anybody Knows How To Replace Release Lever .
Lock on the Release Lever is broken ... How to replace it ?Thanks for a help
Lock on the Release Lever is broken ... How to replace it ?Thanks for a help
(Posted by Maciektx 2 years ago)
Popular LiftMaster LA412DC Manual Pages
DC Gate Operators Overview Brochure Manual - Page 2
... (when paired with the model 828LM LiftMaster Internet Gateway). • Battery Backup safeguards your gate operator and lights with six settings each simplify adding additional features. Switch on auxiliary devices.
Logs up , these best-in-class features come standard! • MyQ® Technology enables you need it most demanding fire
department specifications. • Expansion Board...
LA412DC Sell Sheet Manual - Page 2
... -40º F (-40C) to make design or specification changes without notice. DIMENSIONS
LA412CONTDC Standard Control Box
XLSOLARCONTDC Extra Large Control Box * Basic set up to manually operate gate. LiftMaster low power draw accessories recommended to program. LiftMaster gate operators comply with remotes programmed. WIRELESS DUAL-GATE COMMUNICATION
(WITH SECOND CONTROL BOX)
Saves unsightly...
LA412DC Owner's Manual - Page 2
... WIRING 35
MAINTENANCE
36
IMPORTANT SAFETY INFORMATION 36
MAINTENANCE CHART 36
BATTERIES 36
TROUBLESHOOTING
37
ERROR CODES 37
CONTROL BOARD LEDS 40
TROUBLESHOOTING CHART 41
APPENDIX
44
BRACKET TYPES 44
LIMIT SETUP WITH A REMOTE CONTROL 45
REPAIR PARTS
46
CONTROL BOX 46
GATE OPERATOR ARM 46
WIRING DIAGRAM
47
STANDARD CONTROL BOX 47
LARGE METAL CONTROL BOX 48...
LA412DC Owner's Manual - Page 10
... or travel .
• Mount controls at least 6 feet (1.8 m) from the gate or ANY moving part of the gate.
• Install Warning signs on EACH side of safety reversal system.
• NEVER increase force beyond minimum amount required to prevent access through openings anywhere the gate may travel limits) is adjusted, the other underground utility lines, contact...
LA412DC Owner's Manual - Page 20
... BIPART DELAY (SINGLE CONTROL BOX)
Occasionally in dual gate installations, one gate will delay from the close from the open limit.
• SYNCHRONIZED CLOSE: The BIPART DELAY is used in the bottom of the gates, set to open first and close before the other .
Choose a knockout in applications where one gate or if using a solenoid lock, for both control...
LA412DC Owner's Manual - Page 22
... sensor or edge sensor entrapment protection for 4 seconds then stop . OPEN EYES/EDGE (2 Terminals)
The OPEN EYES/EDGE input is sensed during gate closing the gate will reverse for 4 seconds then stop , disengaging the Timer-to the wiring diagram or the specific entrapment protection device manual for monitored devices, which include pulsed photoelectric sensors, resistive edge...
LA412DC Owner's Manual - Page 28
... the SET OPEN and SET CLOSE buttons simultaneously to start over.
1. Press and hold the MOVE GATE buttons to move the gate to the operator before setting the limits and force. For dual gates set .
ON
BLINKING LIMIT SETTING MODE Close limit is being set .
For dual gate applications the limits will have to be attached to the other limit.
6. Cycle the gate open or...
LA412DC Owner's Manual - Page 32
... range is 0 to 180 seconds, 0 seconds is in the Troubleshooting section. 11 Error Code Display: The error code display will latch at a limit until AC power is restored or batteries voltage increases.
• Option select switch set to OPEN forces gate to automatically open and then latch at the OPEN limit until AC power is restored or battery voltage increases...
LA412DC Owner's Manual - Page 35
... open. • Opens a closing gate to open limit • Pauses Timer-to each input, inclusive of the gate. • Holds open gate at open limit • Only active when the gate is at the OPEN limit, disregarded at all other
times • Pauses Timer-to the same input.
This input will be disregarded during gate closing the gate will be disregarded during gate opening...
LA412DC Owner's Manual - Page 38
.../dc) to 20 errors, then will show "Er" then "CL" alternately for six seconds. The display will start saving over the oldest errors as new errors occur.
The error code display will show "- -" until "Er" shows
The operator will also time out after the error sequence number is the most recent errors ("01"). TROUBLESHOOTING
To protect against fire: • Replace...
LA412DC Owner's Manual - Page 42
...AC or
solar power or replace batteries
Gate opens, but motor does not run and error code display not on " detector g) Replace defective control board
a) Disengage the arm and ensure arm moves freely b) Examine the hinge point where the arm mounts to -Close not set correct limits.
Re-learn wireless control/transmitter to -limit. TROUBLESHOOTING
TROUBLESHOOTING CHART
SYMPTOM Operator does...
LA412DC Owner's Manual - Page 43
... in
a) Force adjustment needed . Adjust settings as needed . b) Replace defective Shadow loop detector.
b) Replace defective Interrupt loop detector. a) Check photoelectric sensor wiring. Press the reset button to stop or reverse gate.
Charge batteries by AC or solar power or replace batteries
On dual-gate system, incorrect gate opens first or closes first. a) Double entrapment...
LA412DC Owner's Manual - Page 46
..., and STOP
45
Press and release the SET OPEN and SET CLOSE buttons simultaneously to the Programming section. When limits are set the operator will automatically exit limit setting mode.
Refer to enter limit setting mode.
2.
INITIAL LIMITS AND FORCE ADJUSTMENT
For dual gate applications the limits will have already been set properly the operator will automatically exit limit...
LA412DC Owner's Manual - Page 50
... code on a specially designed keypad. Model LD7LP
VEHICLE SENSING PROBE The vehicle sensing probe is buried in the path of LiftMaster remote controls to the operator. Up to four solar panels can detect a car as it approaches and will then open and locks when the gate is open the gate. Can be mounted onto a gate or post. Model STAR450...
LA412DC Owner's Manual - Page 51
... be advised of purchase receipt with new or factory-rebuilt parts at no cost to you . Please include a brief description of the problem and a dated proof-of shipping instructions when you may not apply to Seller for each gate operator. Defective parts will be repaired or replaced with any product returned for a period of TWO years from...
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