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FAAC Gate Motor Replacement: The Humble Owner’s Guide
We stock and install FAAC-compatible gate motor replacements across Humble, with most complete swing-gate motor swaps running between $1,450 and $2,800 installed depending on the model and whether your arm brackets and mounting plate are still intact. We carry common FAAC replacement motors and control boards on the truck, so same-day diagnosis is realistic for most Humble properties. Most owners discover the motor has failed the same way: the gate opens halfway, groans like it’s trying to push through wet concrete, or simply goes silent while the remote still clicks.
What makes FAAC different from the other brands on our truck is the hydraulic lineage. A FAAC 400, 413, or 415 doesn’t operate like a LiftMaster or a Mighty Mule. The motor drives a hydraulic pump, and the pump moves the arm. That means a FAAC motor that “sounds fine but won’t move the gate” is often a hydraulic problem, not a motor problem, and the distinction changes what you should buy. We’ll break down exactly what to check before you spend money on parts you don’t need.
Which FAAC Models This Applies To
The FAAC lineup splits into two families: the 400-series hydraulic swing-gate operators (400, 402, 412, 413, 415, and the compact 390) and the newer 750/770/391 linear screw and 24V models. The 400-series is what we see most in Humble, especially on older homes off FM 1960 where the gate was installed before the subdivision filled in. Those models have a motor that sits inside a metal housing bolted to the gate post, with a separate oil reservoir. If your gate has a rounded silver housing with “FAAC” stamped on the side and a manual release keyhole underneath, you’re almost certainly in the 400-series.
Identifying the exact motor starts with the data plate. On 400-series units, the plate is on the underside of the housing, and it lists the model and the hydraulic pressure rating in bar. That pressure number matters because the motor and pump are matched as a set. We also record the stroke length measurement from the arm bracket, because a 390 and a 412 share a housing shape but not a stroke. On OEM versus aftermarket: FAAC’s genuine parts carry a part number etched on the motor end cap, and aftermarket equivalents from brands like Genie or BFT do not. Our recommendation depends on the age of the unit. For a 400-series operator that’s been in the Texas sun for a decade, we usually quote a genuine FAAC motor because the hydraulic seals are dimensioned to the pump. For newer 24V models, a quality aftermarket motor gets the gate moving the same without the brand markup. Either way, we itemize the exact part number on the written estimate before any work starts, so you know precisely what’s going on your gate. A note on independence: we are not affiliated with FAAC. We’re an independent repair company in Humble that stocks their parts because enough of our customers already have FAAC on the post.
Signs Your FAAC Gate Motor Replacement Is Failing

- The gate opens but loses power mid-travel. The motor runs, then the arm slows and stalls before the leaf reaches full open. On a 400-series, this usually means the hydraulic pump is bypassing internally because the motor is turning but not building pressure. The motor isn’t dead yet, but it’s working twice as hard to do half its job.
- The motor hums and the housing gets hot to the touch. A FAAC motor that’s fighting a seized pump will get hot enough to feel through the metal. If the housing is warm after one open-close cycle, the motor is cooking itself. In Humble’s August heat, that thermal damage happens faster, and a motor that’s been overheated repeatedly will fail sooner than one that hasn’t.
- You hear a click from the control board but no movement. The board is sending voltage to the motor and the motor isn’t responding. That’s either a failed start capacitor (on 400-series AC motors) or the motor windings are done. We test both at the board and at the motor terminals before we recommend a replacement.
- Intermittent operation that’s getting worse. One day the gate works, the next day it doesn’t. On FAAC systems, intermittent failure is often a motor brush issue on 24V models or a degrading capacitor on AC models. The pattern matters: if it works after sitting overnight but fails after a few cycles, that’s heat-related, and it signs the motor’s death certificate.
- The gate opens manually with the release key but not electrically. If the arm moves freely by hand but the motor can’t drive it, the issue is inside the motor-pump assembly, not the gate hinges or brackets. That’s the point where we stop guessing and start testing with the cover off.
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AfterReplacement Cost & What’s Included
In Humble, a FAAC gate motor replacement typically lands between $1,450 and $2,800 installed. The spread comes down to three things: whether you need the full operator (motor, pump, and housing) or just the motor cartridge, which FAAC series you have, and whether the arm bracket and mounting plate are still serviceable. A 400-series motor-only replacement runs lower, while a complete 770-series operator with new control board and battery backup runs at the top of that range. We write the exact labor and part number on the estimate before any tool leaves the truck.
Every FAAC replacement from us includes the removal of the old unit, installation and alignment of the new motor, limit re-calibration, and a photo log of the before and after. The photo log is standard on every visit under Clause 4 of our Haven Standard. You get a written receipt with the part number, the torque readings we set, and the pressure reading if it’s a hydraulic unit. The completed work is covered by our 365-Day Done Right Promise: if it isn’t right within a year, we make it right at no additional charge. No fine print, no argument.
Key Takeaways
- Most Humble FAAC swing-gate motor replacements run $1,450-$2,800 installed, with the written price handed over before any work starts.
- FAAC 400-series is hydraulic. If the gate moves by hand but not by motor, the motor-pump set is the likely culprit, not the hinges.
- Same-day diagnosis is available if you’re in or near Humble. We stock common FAAC motors and boards on the truck.
- You get a photo log and written part number on every job. That’s our documentation standard, on residential gates and commercial ones alike.
DIY or Call Us?

There are two things a Humble homeowner can safely check before calling us. The first is the manual release: insert the key, turn it, and see if the gate swings freely by hand. If it does, the gate itself is fine and the problem is in the operator. The second is the breaker. FAAC operators are on a dedicated circuit often installed in the garage, and a tripped breaker is the cheapest repair on the planet. Anything beyond that gets into territory where DIY goes wrong quickly.
A FAAC 400-series motor is a hydraulic pump driven by a 120V motor inside a metal housing. Opening that housing means exposing live AC terminals, and if you release hydraulic pressure without the right procedure, you get a face full of oil and a gate arm that moves unpredictably. We’ve also seen DIY replacements where the motor was installed but the limit switches weren’t set, and the gate drove itself past the stop and bent the arm bracket. That’s a $1,450 replacement that became a $2,800 repair. If the motor on your FAAC is done, call (346) 423-6136. We’ll diagnose it, write the price, and leave it cycling the way it should. Name what you found. Name what it costs. Leave it working.
FAQs
A properly installed FAAC 400-series motor typically lasts 7 to 12 years in Humble’s heat and humidity, while the newer 24V models can go 10 to 15 years with clean power and regular limit checks. The main killers here are thermal cycling from summer heat and power surges from Gulf storms. If your motor is past the 10-year mark and showing any of the symptoms above, replacing it now is usually cheaper than waiting for the full failure on a Friday night. Call (346) 423-6136 and we’ll test it while it’s still on the post.
Sometimes. On 400-series units, a failed start capacitor or a sticking solenoid can be repaired without replacing the motor itself, and we’ll always test those components first because they’re a fraction of the cost. If the motor windings are shorted or the hydraulic pump is seized, replacement is the only option that isn’t throwing money away. We’ll show you the test readings and explain which situation you’re in before quoting anything.
Most FAAC motor replacements in Humble are completed in 3 to 5 hours from arrival to final limit calibration. A simple motor-only swap on a 400-series with an intact bracket is on the shorter end. A full operator replacement with new board and battery backup can run 5 to 6 hours. We give you a written time estimate on the quote so you’re not standing in the driveway guessing.
We carry common FAAC 400-series motors, pump seals, start capacitors, and control boards on our service trucks, which means many Humble replacements can happen the same day we diagnose. Less common 24V or high-cycle commercial motors may take 2 to 3 days to source directly from our supplier. We’ll tell you on the first visit exactly what’s in stock and what isn’t. Call (346) 423-6136 for a free estimate. We also stock parts for LiftMaster, Mighty Mule, and Ghost Controls, so if your gate turns out to be a different brand, we’re still the crew that can fix it.
Written by Adrian Vance, Owner, Vance Gate Repair Humble at Vance Gate Repair Humble, serving Humble and nearby areas.




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