Gotta Learn Why?
If you’re serious about 12V/24V Soft Wash Systems — this is where you level up.
No gimmicks. No guessing. Just the facts that keep your pumps alive. ALL FOR FREE!!
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Low Voltage Done Wrong Is Very Dangerous
I made this for everyone to learn the WHY & the HOW. Hope you learn something. Just remember, Low voltage doesn’t mean low risk.
A bad install can burn wires, damage equipment, and cost you money. Safety and performance only come from doing it right.
- Voltage Drop Test is a Must
- Put a voltmeter on the pump while it’s running.
- If it’s more than 3% below source voltage, wiring is choking the pump.
- Example: Battery 13.8V → Pump 11.9V = Too much drop.
- Length Counts Twice
- Total length = positive run + ground return.
- 10 ft run = 20 ft of wire in the math.
- Charts mislead because they forget the return path.
- Run the Numbers
- Use Ohm’s Law and proper charts.
- Figure continuous + surge amp draw.
- Measure both ways.
- Always size up one or 2 wire gauge beyond what’s called for.
Learn Ohm’s Law so you understand the WHY.
Use a voltage meter so you can prove the HOW.
Always test your builds—because guessing is dangerous.
When buying parts for your setup, you MUST know what the system is asking for — Now we T.P.A Think, Plan & Act
All of this comes back to Ohm’s Law. If you don’t understand it, you can’t install properly.
Otherwise, you’ll waste tons of money on equipment and the worst cost of all — downtime.
I’ve seen too many bad installs not to speak up.
I’ve also watched friends pay for trailers and builds that were way overpriced for the parts they actually got.
Don’t let that be you. Be eduated to have it done the correct way. It’s just a headace for all parties.
Gotta know the WHY, to install it the RIGHT way.
It’s not the pump—it’s the install or user. Do it the right way.
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Do the test! This is the only way to know, if it is done right. You can use this test on your machines. You can do this test on any setup on the build. You sould always make sure its correct. Do it 1 time, and go work more! Downtime Well you know not saying it.
You must understand your equipment if you want to stay in business.
In this field, you must know how to use a multimeter (voltage meter). You can’t afford to guess when troubleshooting — you need to see the problem clearly.
That’s why I push everyone to learn how to use one. It’s not just for your system — a multimeter is an amazing tool you can use everywhere in life. Once you understand it, you’ll save time, money, and frustration.
Rex founded Pressure Washer Service Inc. in Clearwater, Florida in 1995. Known affectionately as The Pump Guru, Rex has been working to help customers with their pump and power washing needs since 1987!
At Pressure Washer Service Inc., we don’t just offer a full line of parts, accessories, and fittings, as well as hot and cold pressure washers—we offer a legacy of quality and commitment. Our team takes pride in our work, from servicing pressure washers to handling pumps, machines, and equipment from across the nation. We also specialize in installing pressure washers and Softwash Systems on trailers and trucks, creating custom rigs tailored to your needs.
He can make tons of stuff for you from yard signs, shirts & so much more.
WE SPECIALIZE IN AFFORDABLE PRICING, WORKING WITH SMALL BUSINESSES, QUICK TIMING, CUSTOMER SERVICE AND ENSURING YOU’RE HAPPY!
Veteran Owned & Made
This is a veteran-owned product, and the quality shows.
The soap is outstanding — to the point where I have friends who have spent thousands of dollars buying it as gifts for their families.
That tells you everything you need to know.
People don’t keep buying a product like that unless it’s consistently great.