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LiftMaster operatorsFree on-site gate assessment - hinges, posts, and your LiftMaster or Nice gate operator checked before anything is quoted
The assessment is free and the quote is the invoice.
Get your free estimateFast, Reliable Electric Gate Repair Across South San Francisco
Electric gate repair in South San Francisco usually comes down to two things: salt air and wind. The fog that rolls over Sign Hill and through Westborough keeps gate motors, circuit boards, and hinges damp for weeks at a time. That moisture gets inside operator housings and settles into hinge pins, and before long the gate won’t open or a post starts leaning. Our Electric Gate Repair team works on these problems every week across South San Francisco, from the 1950s ranchers near Orange Memorial Park to the newer hillside homes in Terrabay. A live person answers when you call (628) 227-2771, and we’ll give you a written price before any work begins.
Why Latch and Post Gate Repair San Francisco Is South San Francisco’s Preferred Electric Gate Repair Company
South San Francisco homeowners keep calling us back because we show up understanding what this specific climate does to gate equipment. We know which circuit boards fog destroys first. We know why a hinge post on a 1970s swing gate near El Camino Real corrodes at the footing line while the rest of the post looks fine. And we know the brands local families actually have: LiftMaster, FAAC, BFT, Linear, Viking, Ghost Controls, DoorKing, Elite, and Mighty Mule. Our technicians are factory-trained on those systems, background-checked, and uniformed.
When we come to a home in South San Francisco, we follow the Cedarwell C.A.R.E. values every time. Shoe covers go on before we step inside. Drop cloths protect the floor near any interior control panel. We ask before moving anything, we explain the price before the work, and we photograph the cleanup before we leave. The 365-Day Done Right Promise covers every repair and installation. If it isn’t right, we make it right, no fine print and no argument.
Scheduling and dispatch are coordinated from our San Francisco Bay Area office, and crews serve South San Francisco locally. That means when a gate opener dies on a Sunday evening in Terrabay, we can often get someone out the same day. You call, a person answers, and you get a straight answer.
Styles & brands we work with
Gate Opener Repair in South San Francisco
Gate Opener Repair in South San Francisco typically costs $240 – $495 depending on whether we’re replacing a control board, a capacitor, a limit switch, or the motor itself. A fog-corroded circuit board in a LiftMaster or FAAC unit is one of the most common calls we get from the Westborough and Terrabay neighborhoods. The board can look perfectly clean from the outside while the solder joints underneath have been quietly eaten by moisture. When your gate opener hums but won’t move, or clicks without responding, that’s often the culprit.
Control Board and Electrical Diagnostics
We bench-test the board, check power at the source, and verify the transformer and wiring before replacing anything. On South San Francisco hillside properties, we also check for wind-related strain on the operator arms and rack and pinion systems that can trip limit faults even when the board is healthy. The written quote you get covers exactly what we find, and you approve it before we turn a single screw.
Motor and Gear Replacement
When the motor has burned out or the gear train is stripped, replacement usually runs $350 – $495 on most residential swing and slide gates in South San Francisco. We stock common LiftMaster, Ghost Controls, and Mighty Mule parts locally, which keeps turnaround fast for South San Francisco customers. If the fault is deeper, like a fried transformer from a coastal power surge, we’ll show you the failed part and explain the fix in plain terms.
Automatic Gate Repair in South San Francisco
Automatic Gate Repair in South San Francisco means fixing the whole system, not just swapping a part. A gate that opens halfway, reverses for no reason, or grinds when it moves can point to several things: a misaligned safety sensor, a worn hinge pulling the gate out of plumb, a failing battery in the operator, or a control board that no longer reads inputs correctly. Most automatic gate repairs in South San Francisco run between $275 and $620, depending on the failure and the brand of operator involved.
Safety Sensor and Photocell Repair
UL 325 requires entrapment protection on every automatic gate, and that means your photocells have to be aimed correctly and wired cleanly. After a South San Francisco winter, we find sensors that have shifted in the wind, gotten fogged internally, or corroded at the terminals. We re-aim them, replace them if needed, and test the full reversing function before we leave. This work typically costs $160 – $280 per sensor pair.
Operator Arm and Hinge Drivetrain Service
On hillside lots above Sign Hill, the bay wind pushes hard against tall gates, and that strain transfers to the operator arm, the hinges, and the mounting brackets. We check the entire drivetrain for slop, lubricate with pet-safe products where there’s a choice, and torque the hardware back to spec. If a hinge post has started to lean, we’ll catch it before the gate drags across your driveway and damages the panel or the opener. A full drivetrain service and adjustment runs about $200 – $380 in South San Francisco.
Trusted Brands We Service in South San Francisco
Most South San Francisco gates run on a handful of proven brands, and we service them all: LiftMaster, FAAC, BFT, Linear, Viking, Ghost Controls, DoorKing, Elite, and Mighty Mule. For coastal conditions, we often recommend DoorKing and Ghost Controls operators with sealed control enclosures, and Elite swing arms for heavier gates. We keep common parts for these brands on our trucks and at our Bay Area parts bench, so South San Francisco customers don’t wait a week for a board to ship from a warehouse in Ohio. If the brand on your gate isn’t in the list above, call and ask; if it’s a system we can source parts for, we’ll tell you straight.
Common Electric Gate Repair Problems We See in South San Francisco Homes
- Fog-degraded control boards. The marine layer doesn’t just wet the outside of the operator. It condenses inside housings, and circuit boards in Westborough and Terrabay corrode at the connectors and solder joints, producing intermittent faults that seem to come and go with the weather.
- Hinge posts rusting at the footing line. On 1950s-70s swing gates across South San Francisco, the steel post sits in a concrete footing that holds moisture. The post rusts from the inside out at that junction, the gate sags, and eventually it drags on the driveway or binds against the operator.
- Wind-driven operator strain on hillside lots. Gates facing the bay above Sign Hill take gust after gust. Over time, hinges loosen, the rack shifts, and the operator works harder and harder until a limit switch or a gear fails.
- Safety sensor faults after winter storms. Between the wind and the damp, photocells on South San Francisco gates get knocked out of alignment or develop internal fog. The gate refuses to close, or it reverses immediately, and the owner assumes the motor is dead when it’s actually a $180 sensor fix.
See the difference
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AfterPricing for Electric Gate Repair in South San Francisco, CA
Here’s an honest look at what electric gate repair costs in South San Francisco. A safety sensor replacement or re-aiming runs $160 – $280. Control board replacement runs $240 – $420 on most residential operators. Motor and gear replacement runs $350 – $495. A full drivetrain service with hinge adjustment and operator testing runs $200 – $380. And a corroded hinge post replacement with a new galvanized post and stainless brackets typically runs $450 – $700, depending on the gate size and whether the concrete footing needs rework. Before we start anything, you get a written price. You approve it, we do the work, and the number on the invoice matches the number on the quote. Call (628) 227-2771 for a free estimate.
We Also Serve Cities Near South San Francisco
If you’re just over the hill in South San Francisco or a few minutes north or south, we’ve got you covered. Our South San Francisco crews also take calls from San Bruno, Pacifica, Burlingame, and San Francisco. Same C.A.R.E. values, same written pricing, same 365-Day Done Right Promise.
Serving South San Francisco, CA - Our Local Coverage Area
We’re based in the South San Francisco area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
FAQs About Electric Gate Repair in South San Francisco
South San Francisco sits closer to the fog path off the Pacific, and the marine layer lingers longer here than it does just a few miles south in San Mateo. That means your gate’s control board, terminals, and hinges stay damp for more hours per year, accelerating corrosion. We see circuit boards in Westborough and Terrabay fail in three to five years when the same board might last eight inland. The fix is sealed enclosures, dielectric grease on connectors, and stainless or galvanized hardware on anything exposed to the fog. Call (628) 227-2771 and we’ll assess your setup.
Usually not. In most Westborough homes we’ve repaired, the panel itself is fine. The problem is the hinge post rusting through at the concrete footing line, which lets the whole gate drop and drag. We replaced a 1970s Westborough post last month after it corroded exactly that way. We set a new galvanized post, installed stainless steel brackets, re-hung the existing panel, then reinstalled the LiftMaster operator and re-aimed the safety photocells. The job cost about $600, a fraction of what a new gate would have run.
Yes. On the hills above Sign Hill, gates face the bay and take the full brunt of the salt air and afternoon wind. The seaward side stays damp and picks up salt, while the inland side dries faster and shows much less rust. It’s a pattern we see constantly in South San Francisco. The fix is usually sanding the affected side, treating it with a rust converter, and repainting with a marine-grade coating. We can also swap the worst hinges and fasteners for stainless versions. Call (628) 227-2771 and we’ll quote it.
For South San Francisco, we typically recommend DoorKing and Ghost Controls operators for coastal conditions. DoorKing builds sealed control enclosures that resist the fog, and Ghost Controls uses weather-resistant boards that handle temperature swings well. For heavier gates in windy hillside spots, Elite swing arms hold up well. That said, any brand will last longer with dielectric grease on connectors, sealed enclosures, and stainless fasteners. We’ll spec the right unit for your gate and your exact exposure. Estimates are free.
First, check that your photocells are still aimed at each other and the lenses aren’t fogged or crusted with salt. Then test the gate’s reversing function: hold a solid object in the gate’s path and confirm the gate reverses without applying significant force. Also check the physical stop points and the operator’s manual release. If anything fails, don’t attempt a workaround. UL 325 compliance is a safety matter, and a trained technician should handle any repair or adjustment. Call (628) 227-2771 and we’ll test everything on site.
Call Latch and Post Gate Repair San Francisco
If your gate in South San Francisco won’t open, sags, grinds, or trips its breaker, call (628) 227-2771. A live person answers 24 hours a day, seven days a week. We’ll talk through what’s happening, give you a written price before any work starts, and send a background-checked, uniformed technician who treats your home the way we’d treat our own. Drop cloths, shoe covers, and a cleanup photo before we leave. Every job covered by the 365-Day Done Right Promise. That’s the only way we work.
Written by Cody Beckman, Owner at Latch and Post Gate Repair San Francisco, serving South San Francisco since 2009.