Flojet Water Pump Troubleshooting

To troubleshoot flojet water pump issues, check for power connection and priming problems. Flojet water pumps may fail due to clogged filters, damaged impellers, or electrical faults.

The following guide outlines simple steps to determine the cause of flojet water pump problems. Flojet is a leading manufacturer of pumps for marine, rv, and beverage applications. These pumps are designed to provide reliable and efficient water flow, but they may develop issues over time. If your flojet pump fails to perform optimally, it can be frustrating, and you may need to troubleshoot to get it working again. In this article, we’ll take a look at some common reasons for flojet water pump problems and how to solve them. Whether it is a noisy pump, low water pressure, or no water flow, you will learn some simple steps to troubleshoot your flojet water pump effectively.

Understanding Flojet Water Pumps

Flojet water pumps are widely used for various purposes, such as agricultural irrigation, water supply, and fuel transfer, to name a few. These pumps are designed to move water from one place to another and provide a reliable solution for water transportation.

Understanding the basic working principles, different types, and maintenance of flojet water pumps can help you troubleshoot common issues and ensure their proper functioning. Let’s dive deeper into each facet of flojet water pumps and understand their features.

Basic Working Principles Of Flojet Water Pumps

Flojet water pumps work on the principle of positive displacement, which means they displace a fixed amount of water through their internal parts. They use an electric motor to drive a diaphragm or impeller, generating suction that pulls water from the source and pushes it out through the discharge pipe.

  • Flojet water pumps can operate at different pressure levels, depending on the type and model of the pump.
  • They can handle different types of fluids, including water, chemicals, and diesel fuel.
  • Flojet water pumps have a self-priming capability, which means they can maintain their prime even when the water source is below the pump’s level.

Different Types Of Flojet Water Pumps And Their Features

There are several types of flojet water pumps available in the market, each with its unique features and applications. The most common types are diaphragm pumps, centrifugal pumps, and rotary vane pumps.

  • Diaphragm pumps are suitable for low to medium pressure applications and can handle abrasive or viscous fluids.
  • Centrifugal pumps are designed for high flow rates and low to medium pressure applications, making them ideal for irrigation and water supply.
  • Rotary vane pumps are suitable for high-pressure applications and can handle abrasive or non-lubricating fluids.

Importance Of Regular Maintenance Of Flojet Water Pumps

Regular maintenance is essential to ensure the longevity and proper functioning of your flojet water pump. Some common maintenance tasks include cleaning, oiling, and inspecting the pump’s components.

  • Regular maintenance can help detect issues early on and prevent further damage to the pump.
  • Neglecting maintenance can lead to reduced efficiency, increased energy consumption, and eventually pump failure.
  • The frequency and type of maintenance may vary depending on the pump’s usage and environment, so be sure to refer to the manufacturer’s guidelines.

By understanding the basic working principles, different types, and maintenance of flojet water pumps, you can troubleshoot any issues and ensure their proper functioning. As with any equipment, proper care and maintenance are crucial to their longevity and reliability.

Common Issues With Flojet Water Pumps

If you are using a flojet water pump, you know how essential it is for your water pumping needs. However, like any other device, the flojet water pump is not immune to occasional issues. In this section, we will be discussing the common issues with flojet water pumps and how to troubleshoot them effectively.

Inconsistent Water Flow

One of the most common issues people experience with their flojet water pumps is the inconsistent water flow. This issue can result from various reasons, including air in the water line or inadequate water supply to the pump.

  • Check for clogged filters or screens in the pump system.
  • Ensure the water supply to the pump is adequate.
  • Inspect for any leaks in the water lines.
  • Verify if the bypass is open and free of debris.
  • Make sure the impeller and pump housing are not damaged or worn out.

Unusual Noises From The Pump

Unusual pump noises are often the result of loose or worn-out parts. Some pumps can be quite loud, but anything that goes beyond the usual noise should be a red flag.

  • Check if there is loose or worn-out impeller or motor bearings.
  • Inspect if the pump is cavitating due to low water supply.
  • Verify if there are any obstructions inside the pump system.
  • Make sure the pump is mounted securely and not vibrating excessively.

Failure Of The Pump To Start

If you experience the pump failing to start, there could be problems with electrical connections or mechanical parts.

  • Check if power connections are secure and not faulty.
  • Verify if the voltage is correct and within the pump’s range.
  • Look for loose or worn-out belts and pulleys.
  • Inspect if the impeller is stuck or seized due to debris or corrosion.
  • Make sure the capacitor is not damaged or defective.

Leakage From The Pump

Leakage from the pump is a sign that something is not right and needs immediate attention. It could be due to a broken seal, loose fittings, or damaged gaskets.

  • Check if all the fittings and connections are tight and not loose.
  • Inspect the seals and gaskets for any damage or wear and tear.
  • Make sure the pump housing or cover plate is not damaged.
  • Look for any signs of cracks or holes in the pump system.
  • Verify if the pump is not over-tightened to avoid pinching seals.

Overheating Of The Pump

Overheating of the pump is a severe issue that can cause significant damage if ignored. It could be due to decreased water flow, excessive motor load, or issues with the impeller.

  • Check if the water supply to the pump is adequate and not restricted.
  • Inspect if the motor load is within the pump’s range.
  • Make sure the impeller is not damaged or worn-out.
  • Verify if there are any obstructions inside the pump system.
  • Clean the pump system and check for clogs or debris accumulation.

Pump Cycling On And Off

If your pump is cycling on and off, it can be annoying and may lead to wear and tear. It could be due to low water flow, a dirty filter, or damaged pressure switch.

  • Check the water supply and pressure to the pump.
  • Inspect if the filter is clogged or dirty.
  • Make sure the pressure switch is not damaged or defective.
  • Verify if the bypass valve is open and free of obstructions.
  • Clean the pump and make sure there is no debris or clogs inside the system.

These are some common issues people encounter with their flojet water pumps. Knowing the problems and how to troubleshoot them can help you maintain your pump and prevent major damage. Use the recommendations in this section to keep your flojet water pump working efficiently.

Flojet Water Pump Troubleshooting Techniques

Flojet water pumps are an essential device in any rv, marine or home plumbing system. These pumps are designed to provide consistent water flow, but they can develop issues just like any other mechanical device. Understanding how to troubleshoot flojet water pumps is essential to keep them functioning optimally.

In this post, we will cover basic and detailed troubleshooting techniques for common flojet water pump issues.

Basic Troubleshooting Techniques For Flojet Water Pumps

Here are some basic troubleshooting techniques that can help to fix any issues with the flojet water pump:

  • Check for power supply: inspect the power supply to the pump and ensure that it is receiving the required voltage. Make sure that the power switch is in the ‘on’ position.
  • Check for clogs: if the water pump is not delivering water, it could be due to clogs blocking the suction line or discharge outlet. Check the strainer and intake valve for any obstructions or debris that might be blocking water flow.
  • Check pump impeller: a damaged or worn-out impeller can also result in low water flow. Check the impeller for any damage or debris buildup.

Detailed Troubleshooting Techniques For Common Flojet Water Pump Issues

If the above basic troubleshooting steps do not resolve the issue, try these detailed troubleshooting techniques:

  • Intermittent pumping action: inspect the pressure switch to see if it’s operating correctly. Test with a multimeter and replace if needed.
  • Pump runs continuously: check for leaks in the pump or piping system, prevent over-pressure in the system during usage, and check the pressure switch set point to ensure the pump shuts off properly.
  • Pump fails to deliver water: check for low voltage input, obstructed or loose impeller, debris in inlet strainer, airbound or blocked inlet/outlet lines.

In Conclusion

We have covered basic and detailed troubleshooting techniques for flojet water pumps. By following these techniques, you can troubleshoot and fix common issues with ease. However, if the problem persists, it might require professional help from a certified technician.

Preventative Maintenance For Flojet Water Pumps

Importance Of Regular Maintenance

Regular maintenance of flojet water pumps is essential to maintain the pump’s longevity and efficiency. A properly maintained pump ensures that it continues to function correctly, prevents costly and unexpected breakdowns, and extends the lifespan of the water pump.

Recommended Maintenance Schedule For Flojet Water Pumps

Adhering to a regular maintenance schedule ensures the proper working of your flojet water pump.

  • Weekly: clean the strainer screen by removing any debris that has accumulated.
  • Monthly: check the wiring and connections to ensure they are tight and free of corrosion.
  • Every six months – change oil, examine the pump’s impeller for damage and check all mechanical parts for signs of wear and tear.
  • Annually- test the pump for adequate pressure and replace worn-out parts such as seals or gaskets.

Basic Maintenance Techniques For Flojet Water Pumps

Performing general maintenance routines as needed not only keeps the flojet pump performing the way it should but also increases the life of the pump.

  • Cleaning the strainer inlets
  • Checking the pump’s output pressures
  • Ensuring connections are tight and free of corrosion
  • Lubricating and checking moving parts

Detailed Maintenance Techniques For Flojet Water Pumps

Although basic maintenance is recommended, there may be times when your pump requires more than general maintenance. If extensive maintenance is required, you might need to call a professional technician to service the pump. However, some maintenance tasks can be carried out by you.

  • Damaged ball bearings should be replaced when indicated by abnormal sound from the motor
  • Consistent usage of the water pump can cause mechanical wear and tear, and pump head replacement might be needed when the pump performance drops

By following the maintenance schedule regularly, you are ensuring that your flojet water pump is working at an optimal level. It will save you money, time, and extend the life of your pump while offering you secure and uninterrupted access to the water supply.

Frequently Asked Questions Of Flojet Water Pump Troubleshooting

Why Isn’T My Flojet Water Pump Priming Or Turning On?

If your flojet water pump isn’t priming or turning on, it could be due to low voltage, wiring issues, or a faulty switch. Check the battery charge and connections, and inspect the wiring for any damage. Make sure the switch is on and the fuse is not blown.

How Can I Tell If My Flojet Water Pump Is Damaged Or Faulty?

If your flojet water pump has reduced water flow, runs for long periods, or makes unusual noises, it may be damaged or faulty. Inspect the pump for any signs of leaks or cracks as well. If you notice any issues, it’s recommended to have a professional technician take a closer look to diagnose and fix the problem.

What Should I Do If My Flojet Water Pump Is Leaking Or Making Strange Noises?

If your flojet water pump is leaking or making strange noises, you should first turn it off immediately to prevent further damage. Next, inspect the pump for any visible damage or loose connections. Tighten any loose connections if possible and replace any damaged parts.

If the issue persists, it may be necessary to replace the entire pump.

What Kind Of Routine Maintenance Should I Perform On My Flojet Water Pump?

Perform a quick visual inspection of the pump and its components for any visible damage or leaks. Clean or replace the inlet filter regularly to maintain adequate water flow. Lubricate the pump with food-grade lubricant every six months. Run the pump without water for no more than 30 seconds every month to prevent motor damage.

Can I Install A Flojet Water Pump Myself, Or Should I Hire A Professional?

While it is possible to install a flojet water pump yourself, it is recommended to hire a professional for optimal performance. Incorrect installation can lead to issues such as leaks and malfunctions, which can cause significant damage. It is better to invest in a professional installation to ensure efficient and problem-free operation.


Based on the research and analysis of the flojet water pump troubleshooting, we have gathered that there are multiple reasons that can cause the pump to malfunction. It is imperative to follow the proper installation process and maintenance routine to ensure the longevity of the pump.

Common issues such as leaks, noise, and low flow can be resolved by identifying the root cause of the problem, which can range from a worn out impeller, clogged filter, or incorrect voltage. Troubleshooting the flojet water pump may seem intimidating at first; however, taking the proper measures, utilizing the right tools, and following the manufacturer’s manual can make the process easier.

In essence, being diligent about maintaining and troubleshooting your water pump can save you time, money, and a headache in the long run. Always remember, prevention is always better than cure!

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