GPI M-240S-MU
GPI M-240 Series Fuel Transfer Pump User Manual
Model: M-240S-MU | Mærke: GPI
1. Introduktion
This manual provides essential information for the safe and efficient operation, installation, and maintenance of your GPI M-240 Series Fuel Transfer Pump. Please read this manual thoroughly before installation or operation to ensure proper use and to prevent injury or damage.
The GPI M-240S-MU fuel transfer pump features a rotary gear design and is constructed from corrosion-resistant diecast aluminum. It is specifically designed for agricultural, automotive, and construction applications. The M-240S-MU includes a manual nozzle, fuel hose, and power cord. It operates with a duty cycle of 30 minutes ON and 30 minutes OFF, an operating pressure of 15 psi (1.03 bar), and an operating temperature range of -20°F to 125°F (-29°C to 52°C). This pump is designed for use with a 24-volt power source. The motor is U.L. Listed to U.S. and Canadian Standards.
2. Vigtige sikkerhedsoplysninger
ADVARSEL: Manglende overholdelse af disse instruktioner kan resultere i alvorlig personskade eller død.
- Always wear appropriate personal protective equipment (PPE), including eye protection, when operating or maintaining the pump.
- Ensure the pump is used only with compatible fluids as specified by the manufacturer. Do not use with water, corrosive chemicals, or highly volatile liquids not approved for this pump.
- Verify that the power source matches the pump's voltage requirements (24 Volt DC). Incorrect voltage can cause damage to the pump and pose a fire hazard.
- Do not operate the pump in the presence of open flames, sparks, or other ignition sources. Fuel vapors are highly flammable.
- Ensure adequate ventilation when operating the pump, especially in enclosed spaces.
- Regularly inspect hoses, connections, and the pump body for leaks or damage. Replace damaged components immediately.
- Adhere to the specified duty cycle (30 minutes ON, 30 minutes OFF) to prevent motor overheating and prolong pump life.
- Hold børn og uautoriseret personale væk fra pumpen under drift.
- Dette produkt kan udsætte dig for kemikalier, herunder bly, som staten Californien ved kan forårsage kræft og fosterskader eller andre reproduktionsskader. For mere information, gå til www.P65Warnings.ca.gov.
3. Pakkens indhold
Before beginning installation, verify that all components are present and undamaged. If any parts are missing or damaged, contact GPI customer service.
- GPI M-240 Series Fuel Transfer Pump Unit
- Manual Shut-off Nozzle
- Brændstofslange
- Strømledning
- Mounting Hardware (Spin Collar)
- Instruktionsmanual

Figure 3.1: All components included with the GPI M-240 Series Fuel Transfer Pump, including the pump unit, manual nozzle, fuel hose, power cord, and mounting accessories.
4. Opsætning og installation
Proper installation is crucial for the safe and effective operation of your fuel transfer pump.
4.1 Montering af pumpen
The M-240S-MU pump features a spin collar mount for easy installation onto a tank or barrel. Ensure the mounting surface is stable and capable of supporting the pump's weight and the weight of the fuel it will transfer.
- Securely attach the pump to the tank opening using the spin collar. Ensure a tight, leak-free connection.
- Position the pump so that the hose and nozzle can reach the desired dispensing location without strain.

Figure 4.1: The GPI M-240 Series Fuel Transfer Pump securely mounted on a fuel tank, ready for operation.
4.2 Connecting Hoses and Nozzle
- Connect the fuel hose to the pump's outlet. Ensure all connections are tight to prevent leaks.
- Attach the manual shut-off nozzle to the other end of the fuel hose.
4.3 Elektrisk tilslutning
The pump requires a 24-volt DC power source.
- Connect the power cord to the pump.
- Connect the other end of the power cord to a suitable 24-volt DC power supply. Ensure proper polarity.
- Verify all electrical connections are secure and protected from environmental elements.
5. Betjeningsvejledning
Follow these steps for safe and effective fuel transfer.
- Ensure the pump is securely mounted and all hose and electrical connections are tight.
- Place the nozzle into the receiving tank or container.
- Activate the pump. The pump is designed for a duty cycle of 30 minutter ON, 30 minutter OFF. Adhering to this cycle is critical to prevent motor overheating.
- Begin dispensing fuel by engaging the manual nozzle lever.
- Monitor the fuel transfer process. Do not leave the pump unattended during operation.
- Once the desired amount of fuel has been transferred, release the nozzle lever to stop the flow.
- Deactivate the pump and return the nozzle to its holder.

Figure 5.1: The GPI M-240 Series Fuel Transfer Pump, showing the main unit, hose, and manual shut-off nozzle.

Figure 5.2: Key features of the pump, including the rotary gear design, powder-coated aluminum body, spin collar mount, strainer access, lockable nozzle holder, and manual unleaded nozzle.
6. Vedligeholdelse
Regular maintenance ensures the longevity and reliable performance of your pump.
6.1 Rengøring af pumpen
- Hold pumpens yderside ren og fri for snavs og affald.
- Tør pumpen af med adamp klæde. Brug ikke skrappe kemikalier eller slibende rengøringsmidler.
6.2 Strainer Maintenance
The pump is equipped with a strainer to prevent debris from entering the pump mechanism. Regular inspection and cleaning of the strainer are essential.
- Afbryd pumpen fra strømkilden.
- Locate the strainer access point (refer to Figure 5.2 for location).
- Carefully remove the strainer cover and extract the strainer element.
- Clean the strainer element thoroughly with a suitable solvent or brush.
- Inspect the strainer for any damage. Replace if necessary.
- Reinstall the clean strainer element and secure the cover.
6.3 Generelt eftersyn
- Periodically check all hoses and connections for signs of wear, cracks, or leaks. Replace any damaged components.
- Inspect the power cord for fraying or damage. Ensure electrical connections are secure.
7. Fejlfinding
This section provides solutions to common issues you might encounter with your GPI M-240 Series Fuel Transfer Pump. For problems not listed here, contact GPI customer support.
| Problem | Mulig årsag | Løsning |
|---|---|---|
| Pumpen starter ikke. | No power; incorrect voltage; faulty wiring; motor overheating. | Check power source and connections. Ensure 24V DC. Verify wiring. Allow pump to cool down if it has exceeded its duty cycle. |
| Lavt flow eller intet flow. | Clogged strainer; kinked hose; air leak in suction line; low fluid level in tank. | Clean strainer. Straighten hose. Check all connections for air leaks. Ensure adequate fuel in the supply tank. |
| Pumpen er støjende. | Air in system; worn bearings; foreign object in pump. | Check for air leaks in suction line. If noise persists, contact customer support. |
| Brændstoflækager fra forbindelser. | Loose connections; damaged seals/gaskets; cracked hose. | Tighten all connections. Inspect and replace damaged seals, gaskets, or hoses. |
8. Specifikationer
Technical specifications for the GPI M-240 Series Fuel Transfer Pump (Model M-240S-MU).
| Feature | Detalje |
|---|---|
| Mærke | GPI |
| Modelnummer | M-240S-MU |
| Flowhastighed | 15 GPM (Gallons pr. minut) |
| Voltage | 24 Volt DC |
| Duty Cycle | 30 minutter ON, 30 minutter OFF |
| Driftstryk | 15 psi (1.03 bar) |
| Driftstemperatur | -20°F til 125°F (-29°C til 52°C) |
| Materiale | Corrosion-Resistant Diecast Aluminum |
| Dysetype | Manual Shut-off Nozzle (Unleaded) |
| Monteringstype | Spin Collar |
| Indløbstilslutningsstørrelse | 1 tommer |
| Størrelse til stikkontakt | 0.75 tommer |
| Certificeringer | UL Listed to U.S. and Canadian Standards, CSA |
| Produktmål (L x B x H) | 19 x 16 x 9 tommer |
| Varens vægt | 24.5 pund |

Figur 8.1: Dimensionel overview of the GPI M-240 Series Fuel Transfer Pump, showing key measurements.
9. Garanti og support
9.1 Garantioplysninger
The GPI M-240 Series Fuel Transfer Pump comes with a 2 års garanti fra købsdatoen. Denne garanti dækker defekter i materialer og udførelse ved normal brug og service. Gem venligst din købsbevis til garantikrav.
9.2 Kundesupport
For technical assistance, troubleshooting beyond this manual, or warranty claims, please contact GPI customer support. You can find more information and contact details on the official GPI webhjemmeside eller gennem den forhandler, hvor du købte produktet.
Visit the official GPI Store on Amazon: GPI Store