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GATE ARMS+ LIFTMASTER MEGA ARM Series Installation Manual

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FOLDARM180
LIFTMASTER MEGA ARM SERIES
INSTALL
MANUAL
Patent Pending 2019

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Summary of Contents for GATE ARMS+ LIFTMASTER MEGA ARM Series

  • Page 1 FOLDARM180 LIFTMASTER MEGA ARM SERIES INSTALL MANUAL Patent Pending 2019...

  • Page 2: Important Safety Information

    IMPORTANT SAFETY INFORMATION IMPORTANT Please read all instructions and safety information prior to attempting installation. Always disconnect 110V and 12V power from gate operator equipment prior to touching any wiring or installing anything. Serious injury could occur if power is not disconnected prior to installation.
  • Page 3 UNBOX-GET ORGANIZED [1x] Articulating Arm Kit [1x] Offset Plate [3x] Offset Plate Bolt Kit Tools Needed (not included): 1/4" Drill Bit 3/8” Drill Bit Hand Drill 1/2" Drill Bit Pencil Measuring Tape Level Tool NOTE: First time installations will require an INSTKIT-GATE, (not included)
  • Page 4 REMOVE EXISTING ARM Is another brand of articulating arm installed? If yes, remove it now. It should look like this. Step 3.1 MARK & DRILL A HOLE 3” BELOW MOTOR SHAFT Make a mark 3” below the center of the motor shaft.
  • Page 5 POSITION THE OFFSET PLATE Place offset plate on operator with the top hole over your new hole. The curved neck should be facing away from traffic.  For mounting purposes, we recommend using the  holes indicated in Figure 1. If those holes will not work for you, you can also use the layout shown in Figure 2.
  • Page 6 DRILL REMAINING TWO HOLES. Drill out the holes you marked in the previous step.  Step 5 INSTALL THE 3 OFFSET PLATE BOLTS NOTE: If the hole you made is not aligned with the offset plate, DO NOT force the bolt into the hole! Make the hole bigger or make a new hole.
  • Page 7 INSERT ARM BOLTS & WASHERS THROUGH BRACKET Step 7 NOTE: The next few steps will require assistance. INSTALL BARRIER ARM ONTO BRACKET Step 8 Use steel nuts NOTE: Use steel nuts on arm bracket bolts.
  • Page 8 MAKE VERTICAL MARK ON OFFSET PLATE With a helper holding the outer arm up a little higher than the horizontal position, Hold this end up make a vertical mark on the offset plate with a pencil through the hole of the curved end of the arm’s linkage as shown below.
  • Page 9 RAISE BARRIER ARM UP  Open the arm fully. Help the barrier arm while it goes up.  Gently squeeze the outer arm and the transmission system together. MAKE HORIZONTAL MARK ON OFFSET PLATE While gently squeezing the arm segments together, make another mark on the offset plate with a Step 10 pencil, this time horizontally.
  • Page 10 DRILL HOLE IN OFFSET PLATE Using a 3/8” drill bit, make a hole at the intersection of the two pencil marks. Step 12 INSTALL THE CURVED END OF THE ARM LINKAGE ONTO THE OFFSET PLATE AS SHOWN BELOW.
  • Page 11 INSTALL ADJUSTMENTS: FIX WOBBLING 14.1 To improve wobble in the vertical position, carefully tighten this screw. NOTE: This must not be too tight or the arm segments will stick together when open. This could damage these parts. Step 14.1 14.2 To improve wobble in the horizontal position, carefully tighten the bolt indicated here.
  • Page 12 LENGTH ADJUSTMENTS Your arm should be perfectly horizontal when down. Is your arm sagging? If so, you must tighten the arm. To make quick adjustments, loosen the arm bolts in the bracket and slide the arm left or right to tighten or loosen. You can make fine adjustments in 1/16”...
  • Page 13 INSTALL ADJUSTMENTS: TIGHTEN BY 1/16” Adjust the transmission bolts like this on a 4ft arm. Adjust the transmission bolts like this on a 5ft arm. Adjust the transmission bolts like this on a 6ft arm.
  • Page 14 INSTALL ADJUSTMENTS: TIGHTEN BY 1/8” Adjust the transmission bolts like this on a 4ft arm. Adjust the transmission bolts like this on a 5ft arm. Adjust the transmission bolts like this on a 6ft arm.
  • Page 15 INSTALL ADJUSTMENTS: TIGHTEN BY 3/16” Adjust the transmission bolts like this on a 4ft arm. Adjust the transmission bolts like this on a 5ft arm. Adjust the transmission bolts like this on a 6ft arm.
  • Page 16 INSTALL ADJUSTMENTS: TIGHTEN BY 1/4” Adjust the transmission bolts like this on a 4ft arm. Adjust the transmission bolts like this on a 5ft arm. Adjust the transmission bolts like this on a 6ft arm.
  • Page 17 INSTALL ADJUSTMENTS: TIGHTEN BY 5/16” Adjust the transmission bolts like this on a 4ft arm. Adjust the transmission bolts like this on a 5ft arm. Adjust the transmission bolts like this on a 6ft arm.
  • Page 18 INSTALL ADJUSTMENTS: TIGHTEN BY 3/8” Adjust the transmission bolts like this on a 4ft arm. Adjust the transmission bolts like this on a 5ft arm. Adjust the transmission bolts like this on a 6ft arm.
  • Page 19 INSTALL ADJUSTMENTS: TIGHTEN BY 7/16” Adjust the transmission bolts like this on a 4ft arm. Adjust the transmission bolts like this on a 5ft arm. Adjust the transmission bolts like this on a 6ft arm.
  • Page 20 www.GateArms.com support@GateArms.com 786-339-9840 Patent Pending © 2020 Gate Arms+ All Rights Reserved...

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