Linear Gate Motor Replacement Nationwide

Linear Gate Motor Replacement: The Houston Owner’s Guide

Linear gate motor replacement in Houston typically costs $650 to $1,450 installed, depending on the model and whether you need the full operator or just the motor assembly. Most Linear-compatible swaps take two to four hours on site, and we stock the most common Linear swing and slide operator parts on our trucks so we’re not waiting on a distributor to get your gate moving again. The usual story we hear: the gate starts moving slower, then it quits halfway, and then one morning it won’t budge at all, or it hums and sits still.

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What owners don’t always realize is that a “motor replacement” is rarely just the motor. On a Linear swing operator, the failure often traces back to the capacitor, the limit switch assembly, or a seized gear train that took the motor down with it. On slide operators, it’s frequently the drive sprocket or chain tension that killed the motor over months of extra load. Houston’s heat and humidity accelerate every one of those failures, which is why we tell customers to expect a full diagnosis first, not a blind part swap. A correct diagnosis means you buy the part you need, not the part someone guessed you need.

Which Linear Models This Applies To

Linear has built gate operators under a few different model families, and the compatibility rules matter. The common swing operators we replace motors on in Houston include the Linear LRA series, the older APeX and LDO lines, and the current LS series. Slide operators are typically the SL, SLR, and DCC lines. Your operator’s model number is on a label inside the cabinet, usually on the left interior wall near the control board. If the label is sun-baked or gone, we identify the unit by the arm style, the motor housing dimensions, and the control board revision, which is faster than guessing.

One gotcha: the Linear LRA residential swing operator uses a 24V DC motor with an integrated gearbox that is not interchangeable with the old LDO series 24V AC motor, even though the cabinets look nearly identical. A distributor will happily sell you the wrong one if you don’t check. That’s why we photograph the data plate and the motor leads before anything gets ordered.

On the OEM-to-aftermarket question, our position is straightforward. For Linear machines under five years old, we install genuine Linear OEM motor assemblies, because the warranty stays clean and the bolt pattern matches without modification. For older units where Linear has discontinued the motor kit, we use high-quality aftermarket equivalents from manufacturers we’ve tested across dozens of Houston installs. We’ll tell you which we’re quoting and why. We are an independent service provider, not a Linear dealer or factory affiliate, so our recommendation is based on what actually works and lasts here, not on a parts agreement.

Signs Your Linear Gate Motor Replacement Is Failing

• The gate hums but doesn’t move. This is usually the start capacitor on AC models or a stripped gear inside the motor/gearbox assembly. The motor’s getting power but can’t develop enough torque to start the gate moving. If you hear the hum, kill power at the breaker and stop pressing the remote, because repeated starts without movement will cook the winding fast.
• The gate opens halfway and reverses. Often a failing limit switch, not the motor itself, but a bad limit switch left too long forces the motor to stall against the mechanical stop on every cycle. That stall current generates heat, and heat is what eventually takes out the motor. This is a good example of a cheap part that causes an expensive one when ignored.
• The gate moves noticeably slower than it used to. In Houston, this is frequently a gear-train issue made worse by high ambient heat and dust from a decomposed granite driveway or a construction-heavy street. The grease breaks down, the worm gear scores, and the motor works harder every day until it fails.
• You hear a grinding or clicking from the operator cabinet. That grinding is typically a bearing or the driven gear meeting its end. It is not a “lubricate it and see” situation. Once a bearing lets go inside a Linear gearbox, the motor shaft can wobble and destroy the armature in a matter of days.
• The circuit breaker for the gate trips repeatedly. A motor with partially shorted windings pulls excessive current. An owner will often reset the breaker a few times before calling us, and by then the motor is beyond repair. If the breaker ever trips twice in the same week, treat it as a motor call, not an electrical nuisance.

Replacement Cost & What’s Included

Here is what we see across Houston for installed Linear gate motor replacement, parts and labor combined.

The range moves based on which Linear model you have, whether the arm or chain was damaged by the failure, and how much of the existing wiring is still sound. We give every customer a written price before the first tool comes off the truck, and that number is the number on the invoice unless you ask us to do extra work. If we open the cabinet and the problem is a $40 limit switch instead of a $600 motor assembly, we charge for the limit switch. We do not sell you the bigger job just because the truck was already there.

DIY or Call Us?

A homeowner can safely do a few things here: check for power at the outlet, look for a tripped breaker, examine the chain or arm for obvious binding, and oil the gate hinges per the manufacturer’s schedule. Those checks cost nothing and occasionally solve the problem. What an owner should not do is open the operator cabinet and start disconnecting motor leads or attempting a motor swap. The capacitor inside a Linear cabinet stores enough charge to hurt you even with the breaker off, and the gearbox has pinch points that can take a finger. This is a job for someone who works on this equipment weekly.

Here’s the practical split. If your Linear system has a failed control board or limit switch, and you can find the exact part online, a capable homeowner can sometimes manage it in an afternoon. The moment the repair descends into diagnosing why the motor failed in the first place, or the part is electrically or mechanically connected to the motor itself, you want a technician who has already done this job on your model in Houston’s conditions. Call us at (361) 320-7104 and we’ll tell you honestly whether it’s worth a service call or something you can handle yourself. Lonnie Burke himself reviews every diagnosis where a motor replacement is on the table, and his rule holds: if we can’t tell you exactly what’s wrong before we order a part, we shouldn’t be charging you for the part.

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