Frequently Asked Questions

Welcome to the Pumps Unlimited Ltd. FAQ page! Here, you’ll find answers to some of the most common questions we receive about our products and services. We understand that purchasing and maintaining pumps can be a complex process, so we’ve compiled this list of frequently asked questions to help you navigate the process easily. Whether you’re a first-time buyer or a seasoned industry professional, our team of experts is dedicated to providing you with the information you need to make informed decisions about your pump needs. So, take a look at our FAQs below, and if you are still looking for what you’re looking for, please feel free to contact us. Our knowledgeable team is always here to help!

  • Stainless steel is resistant to water due to its high chromium content. Chromium is a metal that forms a thin, invisible layer of chromium oxide on the surface of the stainless steel when it is exposed to oxygen, forming a barrier that prevents corrosion and staining. This oxide layer is self-repairing, meaning that if it is scratched or damaged, it will regenerate itself and maintain the protection against water.

    Additionally, stainless steel contains other elements such as nickel and molybdenum that further enhance its resistance to corrosion and help maintain its structure and strength.

  • A conduit sealing bushing is a type of electrical component used to create a seal between a conduit and a device that is being connected to it. The bushing is inserted into the conduit and the device is then threaded into the bushing. The bushing provides a tight seal around the device to prevent water, dust, or other contaminants from entering the conduit and potentially causing damage to the electrical connections. This type of bushing is typically made of a rubber or silicone material that is resistant to weather and environmental factors.

  • A Vertical Centrifugal Pump is a type of pump where the impeller and the motor are positioned vertically in line with the pump body. The impeller rotates on a vertical axis to create a centrifugal force that moves the liquid from the suction side to the discharge side of the pump. Vertical Centrifugal Pumps are commonly used in applications where the liquid being pumped is at a high temperature, or when the space constraints require a vertical orientation. They are also commonly used in the transfer of high-volume liquid, such as sewage and slurry, due to their ability to handle large quantities of fluid.

  • A pump skid is a pre-engineered and pre-fabricated assembly of pumping equipment and RO filters. A skid would typically include pumps, valves, piping, and electrical controls, filters, bypass systems and would be mounted on a steel base or skid. It is used to transfer liquids or gases in various industrial, commercial, and residential applications. Pump skids are designed to simplify the installation process, reduce costs, and provide a compact and self-contained system that can be easily relocated or transported to different locations.

  • A submersible motor is a very special type of electrical motor designed for use in submersible applications, such as in a pump for water wells or underwater vehicles. The motor is sealed in a stainless steel housing and is waterproof to protect against the ingress of water and is usually cooled by the water surrounding it. A submersible motor is designed to operate at high efficiency and reliability and is almost always paired with a pump to move water.

  • A pump end refers to the mechanical component of a pump that contains the rotating elements, such as the impeller, shaft, bearings, and seals, that drive the flow of liquid or gas. It is typically mounted to a motor or engine and connected to a suction and discharge piping system. The pump end is responsible for transferring energy from the motor to the fluid being pumped, creating a flow and pressurizing it.

  • Reverse osmosis is commonly used in:

    • Water treatment plants for purifying drinking water
    • Desalination of seawater to produce fresh water.
    • Aquariums for maintaining water quality.
    • Industrial processes for purifying and reusing water.
    • Pharmaceutical and food processing plants for removing impurities from water.
    • Residential and commercial water filtration systems
    • Agriculture for irrigation and fertilization
    • Power plants for cooling and condensation
    • In the production of high-purity water for laboratory and scientific applications.
  • The function of a reverse osmosis (RO) centrifugal water pump is to supply pressure to the RO system so that it can filter water effectively. The pump works by forcing water through a semi-permeable membrane to remove contaminants, such as dissolved solids, minerals, and organic matter. The centrifugal water pump is used to increase the water pressure in the system to ensure that water is pushed through the membrane at a high enough rate to achieve the desired level of filtration. The pump helps maintain consistent water flow and reduces the risk of clogging in the membrane, improving the overall efficiency of the RO system.

  • A centrifugal water pump is used to transfer water from one location to another. The pump uses the centrifugal force generated by a rotating impeller to push water through the discharge pipe and out of the pump. The impeller rotates inside a casing, drawing water into the center and throwing it outwards, creating a flow of water through the pump. The function of a centrifugal water pump is to provide a constant and consistent flow of water to various applications, including irrigation, fire suppression, and industrial processes.

  • The function of reverse osmosis (RO) system  is to remove impurities and contaminants from water. This is achieved by applying high pressure to water, forcing it through a semi-permeable membrane. The membrane acts as a filter, retaining the contaminants on one side while allowing the purified water to pass through to the other side. This process is called reverse osmosis because it is the reverse of the natural process of osmosis, where water molecules pass through a membrane from a lower concentration to a higher concentration. RO is used in water treatment facilities, households, and industries to purify water for drinking, irrigation, and other uses.

  • Your Torpedo Pump has the functionality to be mounted either Vertically or Horizontally. Mounting a Torpedo Pump correctly to fit your system is essential for ensuring its proper operation and longevity. Here are some general guidelines for mounting a torpedo pump:

    1. Choose the Right Location: Select a location for mounting the pump close to the water source and protected from the elements. The site should also provide easy access for maintenance and repairs.
    2. Prepare the Mounting Surface: Clean and level the surface where the pump will be mounted. The surface should be strong enough to support the weight of the pump and any additional components that may be connected to it.
    3. Secure the Pump: Attach the pump to the mounting surface using bolts or brackets. Make sure that the pump is level and that it is securely attached to the surface.
    4. Connect the Inlet and Outlet Pipes: Connect the inlet and outlet pipes to the pump, ensuring that the connections are secure and free of leaks.
    5. Electrical Connection: Connect the electrical supply to the pump, following the manufacturer’s instructions. Ensure the wiring is secure and the electrical components are properly grounded.
    6. Test the Pump: Start the pump and run it for a few minutes to ensure it functions correctly. Check for leaks, vibrations, or other issues that may indicate a problem with the pump or its mounting.

    Following the manufacturer’s instructions and recommendations when mounting a torpedo pump is essential. If you need help with the proper way to mount your pump, it is recommended to consult with a qualified service technician for assistance.

  • Yes, we can. Inspecting a torpedo pump involves several steps to ensure its proper functioning. Here is a general outline of the inspection process:

    1. Visual Inspection: Start by visually inspecting the pump for any visible signs of damage or wear and tear, such as cracks, dents, or leaks. Check for loose connections or fittings and ensure all bolts are tight.
    2. Electrical Inspection: Check the electrical connections to ensure they are secure and corrosion-free. Test the motors’ electrical function ability to make sure they are functioning correctly.
    3. Mechanical Inspection: Inspect the pump’s mechanical components, such as the impeller and shaft, for any signs of damage or wear. Check the bearing and seals for leaks or damage, and ensure they are properly lubricated.
    4. Cleaning: Clean the pump and its components thoroughly, removing any debris or accumulated contaminants.

    Once we finish this process, we will provide a report of our findings and recommendations for repairs or replacement of compromised parts.

  • Upon your request or on our inspection diagnosis, we can replace multiple components of your Torpedo Pump, including the Submersible Motor and Pumpend. With your serial number located on your Pumps Name Plate, we can begin this process by pulling your file to find the exact replacements, or if the pump end is an obsolete build, we will find you the new version of the pump end that still fits your needs. We can supply you with a replacement motor by working with our outstanding motor manufacturer. We are diligent in reviewing every part of your file to ensure we reequip you with the exact or approximate components you require to achieve your pumping needs.

  • Pumps Unlimited is located at: 19 Affonso Drive Carson City, Nevada 89706

    The new Pumps Unlimited wants to provide you with the same amazing service and a deeper product line. We now offer more different types of pumps than ever from Submersible Deep Well Pumps, Piston Pumps, Diaphragm Pumps, to Drum Unloaders. The possibilities of meeting your Pump needs are truly Unlimited.