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LiftMaster LA400 Support Question

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Question posted by selane1 on May 12th, 2015

Arm Disengaged

the diagnostic code tells me that Gate 2 arm disengaged. How do I fix this problem.

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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

... for Secondary Entrapment Protection OPERATION AND MAINTENANCE Reset Button Remote Control Manual Release Maintenance TROUBLESHOOTING Basic Control Board Layout Wiring Diagram Diagnostic Codes Troubleshooting Chart REPAIR PARTS Control Box Gate Operator Arm How to Order Repair Parts WARRANTY POLICY ACCESSORIES TEMPLATE SAFETY » SAFETY SYMBOL AND SIGNAL WORD REVIEW When you see this...

LA400 Manual - Page 3

...open and close directions of gate travel. Below are the four types of entrapment protection systems recognized by UL325 for use in both sides of the gate to four single family dwellings, or a garage... GATE OPERATOR I CLASS II CLASS III Swing & Gate Barrier (Arm) Operator Primary Type A A, B1 or B2 Secondary Type A, B1 or B2 A, B1, B2 or E The chart above . A contact device such as a gate ...

LA400 Manual - Page 4

... at the bottom edge of the gate operator. 8. A gate operator can create risks for exposed rollers. 5. All openings of the vehicular gate. 6. f. Gate systems are not obstructed or impeded by a moving part of entrapment. The gate operator is supplied for the user as well as a component part of a vertical barrier (arm). 3 Gate operating system designers, installers and users...

LA400 Manual - Page 5

...-832-9585 or www.astm.org. 1. VEHICULAR HORIZONTAL SLIDE GATES fixed object when the gate moves toward the fully open position, subject to the provisions in the 4.1.1.1 and 4.1.1.2. 3.1 The following provisions shall apply to Class IV vehicular horizontal slide gates: 1.6 A gate latch shall not be installed on any gate, refer to create an entrapment area between a appropriate...

LA400 Manual - Page 8

... m) • Warning Sign (2) • Battery (2) • Plug-in Transformer (1) LA400-S (SECOND GATE OPERATOR ARM) • Motor Cable - Twelve Connectors (1) HARDWARE INVENTORY • Post Bracket (1) &#...) 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) &#...

LA400 Manual - Page 21

... AC PWR /SOLAR LOOP INPUTS 20 Lift the 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 PHOTO CLOSE PHOTO ACCESSORY POWER 12 V BR...

LA400 Manual - Page 24

... on that the control box be installed on the same side as the primary gate (GATE 1). 1 Set the Bipart Delay to desired setting. The following illustration shows a dual gate configuration with the longer travel span (opening) must be connected to Gate 1 connections on the control board. Connect to 8 seconds, 0 seconds is OFF. If a solenoid lock...

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

.... Manu. 1 Rm Main Dept. Manu. 2 Rm 27 Local codes and conditions must be on a dedicated circuit, calculated using NEC guidelines...reviewed for accessories. NOTE: The transformer must be plugged into the receptacle inside the house or garage. WIRING » CONNECT TRANSFORMER TO CONTROL BOARD CONNECT TRANSFORMER TO CONTROL BOARD NOTE: All ...Conditioner Main Room LA400 Bathroon.

LA400 Manual - Page 31

.... If the problem continues, see Troubleshooting section.) Test the limits by turning the release lever clockwise 180°, then turning the key clockwise 180°. DIAGNOSTIC GATE 1 SET CLOSE OR SINGLE ARM RIGHT-HAND SIDE PROGRAM OPEN 3 Press the LEARN LIMITS button (SET OPEN LIMIT LED will beep. RESET BUTTON DIAGNOSTIC GATE 1 SET CLOSE 5 When gate is Left-handed...

LA400 Manual - Page 37

...) A jumper wire is factory installed between the stop the gate. 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...

LA400 Manual - Page 38

... closing will have no effect. The Timer-to enclose safety electronics. Order part number LA400-BOX to -Close will pause an opening gate until the obstruction has been removed. OPEN SAFETY EDGE/PHOTOELECTRIC SENSOR (ENTRAPMENT) CLOSE PHOTO If an Open Edge device or a Retro-Reflective Photoelectric Sensor has been connected to Terminal P8, then this...

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...R1 XMITTER SINGLE NO DUAL MODE NC EDGE 2 F3 NO NC PHOTO S1 K2 DIAGNOSTIC GATE 1 K1 Q9 SET OPEN LIMIT SET CLOSE LIMIT LEARN LIMITS R2Ø7 Z2Ø R227 J18 U4 R224 Z22...

LA400 Manual - Page 42

...;E J 1 K5 L1 1 S8 R2 OFF OFF ON SAVE ON MAGLOCK LEARN R1 XMITTER SINGLE NO DUAL MODE NC EDGE 2 F3 NO NC PHOTO S1 K2 DIAGNOSTIC GATE 1 K1 Q9 SET OPEN LIMIT SET CLOSE LIMIT LEARN LIMITS R2Ø7 Z2Ø R227 J18 R224 U4 Z22 R92 R91 R94 R93 CLOSE EDGE...

LA400 Manual - Page 43

...OPEN (EXIT LOOP) SINGLE BUTTON RESET S T O P COMMON (+24VDC) COMMON (+24VDC) 7 SHADOW LOOP INTERRUPT LOOP COMMON (+24VDC) 8 NOTE: Yellow/green wire must 9 be disconnected when earth ground rod is installed. 16 15 NOTE: Batteries must be connected to operate. # OF BLINKS 1 2 3 4 5 DIAGNOSTIC CODES MEANING No Stop Switch Connected Gate 1 Arm Disengaged Gate 2 Arm Disengaged Both Gate Arms...

LA400 Manual - Page 46

... specific legal rights, and you . THIS LIMITED WARRANTY ALSO DOES NOT COVER ANY PROBLEMS CAUSED BY INTERFERENCE. NO PERSON IS AUTHORIZED TO ASSUME FOR US ANY OTHER LIABILITY...THIS LIMITED WARRANTY 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. Then send this ...

LA400 Manual - Page 47

... Control with sensing probe is a replacement battery for free exit only. Recommended for a Open, Close, Stop command of the gate. CPS-LN4 7 AH/12 Vdc Gate Access System Battery: The gate access system battery is housed in case of an emergency. The model LA400 requires two batteries. Includes mounting hardware. ACCESSORIES 50-19503 Push-to...

LA400 Pull to Open Addendum Manual - Page 1

... Gate Hinge Point Gate Post Gate Hinge Point 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" 7" Opener Hinge Point 7" Gate Post Gate Hinge Point 7" Opener Hinge Point 7" Place opener against gate post and adjust the opener until the required dimension is being added to the LA400...

LA400 Pull to Open Addendum Manual - Page 2

Move the gate manually to the fully open and fully closed positions. Attach operator arm to brackets with c-clamps. Figure 3 Figure 4 01-33464 ©2006, The Chamberlain Group, Inc. ATTACH THE OPERATOR Secure brackets to post and gate with pins and clips provided (Figure 2). It is extremely important that the gate bracket does not bind with...