Florida generator guide

The 'Bless and Bolt' Generator Service: How to Tell You Got Robbed

A truck pulls in, a guy pops the lid on your standby generator, wipes it down with a rag, maybe swaps the oil, and he's gone before your coffee cools. You paid for peace of mind and got a ten-minute visit. So here's the thing worth chewing on: did that machine get maintained, or did it just get blessed? Because those are two very different things, and only one of them keeps the lights on when the storm hits.

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The one test a ten-minute visit can't fake

Your generator has exactly one job, and it only does it a few hours a year, usually in the dark, usually while the wind is doing something you don't like the sound of. Everything about a real service visit is aimed at that one moment: will this thing wake up, catch, and carry your whole house?

There's a test for that. It's called a load test, and it means running the generator hard, under a real electrical load, and watching whether the voltage holds steady while it works. That takes time and equipment. A machine can idle in your side yard sounding perfectly healthy and still fold the second it's asked to run the AC, the fridge, and the well pump at once. Idling proves nothing. Working proves everything.

So when the guy is back in his truck before he's broken a sweat, ask yourself the simple question: when did it actually run under load? If the answer is 'it hummed for a minute while he checked his phone,' you didn't buy a service. You bought a sound effect.

The battery that passes the test and still leaves you dark

Here's the trick that gets more Florida homeowners than any other. A technician touches a meter to the battery, sees a healthy number, nods, and moves on. Battery's fine. Except it isn't.

A battery can read full and still be too weak to spin a cold engine, the same way your phone can say forty percent and die the moment you open the camera. The only way to know is to test it under a real crank load, not just kiss it with a voltmeter. And down here, that battery is on a clock most people don't know is ticking. The heat that makes summer miserable is quietly cooking your generator's battery too, and it usually gives up somewhere around the two- or three-year mark, whether or not anyone's paying attention.

A dead battery is the number one reason these machines sit silent while the neighborhood goes dark. It is also the single cheapest thing to catch in advance. A visit that skips a real battery test skipped the most likely way your generator will fail you.

What a real visit looks like, so you can spot the fake one

You don't need to be a mechanic to tell theater from maintenance. You just need to know what leaves fingerprints.

A genuine service pulls the machine's own memory. These units keep a running log of fault codes, and a real technician plugs in and reads it, because the generator will quietly tell on itself if anyone bothers to ask. The oil and the oil filter both get changed together, not fresh oil poured through an old filter that's full of last year's metal shavings. The air filter and spark plugs get looked at. On a lot of engines the valve clearance gets checked on schedule, which is exactly the step homeowners on the forums keep catching their guy skipping. Somebody opens the cabinet and looks for the corrosion, the wasp nests, and the frog that has, at some point, absolutely tried to move in.

And then you get paper. A real visit ends with a written record of what was checked, what was replaced, and how it ran under load. Not because paperwork is the point, but because a person who actually did the work has no reason to hide what they did. If nothing got written down and nothing got tested hard, you can stop wondering. You got the bless-and-bolt.

When you'd rather just start clean

Sometimes the answer isn't a better service on an old machine you've stopped trusting. Sometimes you're staring at a unit that's been getting the ten-minute treatment for years, or you don't have one yet and you want it done right the first time, by people who'll actually be there when it matters.

If that's where you are, the frustrating part of shopping for a whole-home generator is that nobody will give you a straight number. You get a 'ranges depend on a lot of factors' and a scheduled sit-down before anyone commits to anything.

GENERasic does the opposite. Tell us your address, and you get one committed, installed price for your specific home, sized for your house and your service, with the install included. Not a range, not a ballpark, not a number that grows after someone walks your yard. Put in your address and see your price. That's the whole visit, and this one actually does something.

Common questions

How long should a standby generator service actually take?

Long enough to run it under a real load, test the battery under a crank, change the oil and filter, read the fault codes, and open the cabinet to look for corrosion and pests. That's not a ten-minute job. If someone's in and out in the time it takes to microwave lunch, the load test and the battery test almost certainly didn't happen, and those are the two that decide whether the machine works when you need it.

Did they need to do a valve adjustment, or is that off the checklist?

It depends on the engine. Some use hydraulic lifters that never need it. Many air-cooled units do call for a valve clearance check on a schedule, often around once a year or every few hundred run hours, and it's one of the steps homeowners most often catch getting skipped. If your model calls for it, a real technician does it or notes why it wasn't due. A visit that never opened that part of the engine didn't check.

They put a meter on my battery and said it was fine. Is that enough?

No. A battery can show a full charge and still be too weak to crank a cold engine, and that's exactly how most of these units end up sitting silent during an outage. The meter reading tells you it's holding a charge, not that it can do work. It needs to be tested under an actual crank load. And in Florida heat, plan on replacing it every two to three years no matter what the meter says.

Do they really need to run it under load, or is starting it up enough?

Starting it up proves almost nothing. Your generator's whole purpose is to carry your house under a heavy electrical load, and plenty of machines idle beautifully and then collapse the moment they're asked to actually work. A real service runs it hard and watches the voltage hold. If it only hummed for a minute while nothing was drawing power, the one test that matters got skipped.

How do I know if I actually got a real service and not just a quick wipe-down?

Ask for the paperwork. A genuine visit ends with a written record: what was checked, what was replaced, the fault codes that were read off the unit, and how it performed under load. A technician who did the work has no reason to hide it. No record, no load test, no real battery test, and a suspiciously short visit all point the same direction.

Stop reading ranges. Get your number.

GENERasic pulls the real property, flood, and elevation data for your exact address and returns one all-in installed price — sized to your home, your fuel, and your flood elevation. The vetted local installer confirms it on site.

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