Fire Pump Troubleshooting: Identifying and Resolving Common Issues

Outdoor fire pump set
The box type double power fire pump is easy to install and does not need to build another pump room. The complete set of equipment leaves the factory with simple operation and reliable performance.

1.Flow：30-9000 GPM
2.Head： 3-20 Bar 40-300 psi
3.Power：Diesel & Electric Pump:1.5-710kw Jockey Pump:0.55-160kw
4.Speed：740-2900 r/min
The EDJ Diesel Engine Fire Pump System is a powerful and reliable firefighting equipment designed for fire suppression and emergency rescue operations. It boasts high-performance capabilities in water extraction and pressure delivery, enabling rapid supply of large volumes of water. The system operates independently, ensuring its reliability even in challenging situations.

DJ fire pump 500gpm, 7bar
Caliber: 150mm
Flow Range:500gpm
Pressure: 7bar
Matching Power: 37kW
Motor:3ph,415V,50Hz

It’s a customized EJ fire pump set consisting of electric pump, jockey pump along with control panel, and accessories. It is equipped with priming tank for doing negative suction.

DJ fire pump equipment is composed of diesel pump + jockey pump. It is widely used in various fire protection occasions. It is not affected by the mains and can run even when power is cut off. We have a professional sales team and R&D team with strong technical skills and self-produced control systems.

A fire pump controller manages the operation of the fire pump, including starting, stopping, and monitoring performance. It ensures the pump operates correctly during an emergency and complies with NFPA 20 requirements.

This is a set of EDJ fire pump set, which consists of electric pump + diesel pump + jockey pump. The three pumps are automatically started and stopped. When the joceky pump detects that the electric pump cannot operate normally, the diesel engine pump will start automatically. Can also be used, the fire pump set is widely used in various emergency firefighting occasions

The electric motor fire pump is an important water supply equipment in the fire protection system. The electric motor fire pump has a wide range of head, flow and power, and can be used in many environments. Providing sufficient water supply is the key to ensure emergency use.

Large public events, such as festivals, outdoor concerts, and sporting events, often occur in temporary or open-air settings that lack the built-in fire safety infrastructure of permanent venues. Fire pumps are crucial for providing water pressure to portable fire suppression systems, such as temporary sprinklers, hydrants, or foam systems. Jockey pumps help maintain consistent pressure, ensuring that the system is ready to respond quickly to any fire emergencies. In these temporary setups, fire pumps may need to draw water from nearby reservoirs, lakes, or portable water tanks, requiring flexibility and adaptability in their design. Since large crowds can complicate evacuation efforts, fire pumps play a vital role in controlling fires quickly and limiting their spread, minimizing risks to attendees. Event organizers must coordinate with fire safety professionals to ensure that fire pumps are properly set up, tested, and maintained throughout the duration of the event. Furthermore, regular safety drills and the presence of trained staff on-site help ensure that fire protection systems, including pumps, are ready to function effectively in emergency situations.

All accessories of ED small fire-fighting complete water supply equipment are assembled according to the standard (NFPA20). Its configuration depends on the customer’s needs, or the number of pumps and the type of electric and diesel pumps. ED small fire pump sets are usually equipped with two pumps, a main pump (electric centrifugal pump) and a backup pump (diesel centrifugal pump). The choice of electric motor and diesel engine depends on the reliability level of the system.

Best practices for maintaining diesel fire pumps include following the manufacturer’s recommended maintenance schedule, conducting regular inspections of critical components such as belts, hoses, seals, and bearings, performing routine lubrication and fluid checks, and keeping detailed records of maintenance activities and any repairs or replacements performed. Additionally, it’s essential to address any issues promptly and to ensure that all maintenance personnel are adequately trained and equipped to perform their duties safely and effectively.

Operation of Electric Fire Pump Before start: 1. Turning the clutch by hand, there should be no jammed phenomenon at the turner position. 2. Opening the inlet valve and the vent valve, letting the water fill into the pump’s chamber, then closing the vent valve. 3. Clicking the switch of motor, and confirming whether the turning is right ornot. Running: 1. Fully opening the inlet valves, and closing the valves of the outlet pipe. 2. Connecting the power, Opening the valves of the outlet pipe and adjusting the needed working point when the turning velocity is normal. 3. Watching whether there exist abnormalities or not, if yes, should the pump be stopped and inspected before re-running. Stop: 1. After turning off the outlet valves one by one, shutting off the power. 2. Shutting off the inlet valves. 3. If the ambient temperature is below 0℃, some warm-keeping measures should be adopted.

1.Flow：30-9000 GPM
2.Head： 3-20 Bar (40-300 psi)
3.Power：Diesel & Electric Pump:1.5-710kw Jockey Pump:0.55-160kw
4.Speed：740-2900 r/min
The EDJ Fire Pump Set includes diesel engine pumps, electric pumps and jockey pumps.
In various fields, our products find applications in large hotels, hospitals, schools, office buildings, supermarkets, commercial residences, subway stations, train stations, airports, various transportation tunnels, petrochemical plants, thermal power plants,oil storage tanks, large warehouses, industrial and mining enterprises, seawater injection, etc.

A fire pump is a crucial component of a fire protection system that provides the required water pressure to deliver water to the fire sprinkler system or other firefighting equipment, ensuring an adequate supply of water in case of a fire emergency.

EDJ diesel engine fire pump is used for various fire hydrants and sprinkler fire main pumps; it is suitable for various fire boosting and pressure stabilizing pump occasions; various villas, residential areas and other fire protection systems; industrial and civil building fire protection systems; It is suitable for various oil depots, oil loading and unloading docks, logistics parks and other places with high fire protection requirements.

Firefighting pumps are critical assets in disaster response and emergency management scenarios, where rapid and effective fire suppression is essential for protecting lives and property. These pumps can be deployed in various emergency situations, including natural disasters like wildfires, earthquakes, and floods, as well as human-made disasters such as industrial accidents or terrorist attacks.

1.Flow：30-9000 GPM
2.Head： 3-20 Bar (40-300 psi)
3.Power：Diesel & Electric Pump:1.5-710kw Jockey Pump:0.55-160kw
4.Speed：740-2900 r/min
The EDJ Fire Pump Set includes diesel engine pumps, electric pumps and jockey pumps.
In various fields, our products find applications in large hotels, hospitals, schools, office buildings, supermarkets, commercial residences, subway stations, train stations, airports, various transportation tunnels, petrochemical plants, thermal power plants,oil storage tanks, large warehouses, industrial and mining enterprises, seawater injection, etc.

The ZWX box-type non-negative pressure water supply equipment is a pressurized water system designed to address inadequate municipal water pressure in critical settings such as hospitals and hotels, where water cannot be shut off. It also serves as an ideal solution for meeting the domestic water needs of high-rise buildings and, specifically, fulfilling the water requirements of schools. This equipment ensures a continuous water supply, even during maintenance or emergency situations, effectively resolving the challenges posed by low water pressure. With its efficient pressurized water supply and advanced control technology, the ZWX equipment offers stable water pressure and flow rates, catering to the diverse demands of different settings. Furthermore, its intelligent operation and energy optimization contribute to reduced energy consumption.

The ED Dual-Power Fire Pump System combines electric and diesel engine pumps to ensure uninterrupted fire protection and a reliable water supply. In the event of power outages or electrical failures, the diesel engine pump seamlessly takes over, guaranteeing continuous operation of the fire protection system. This dual-power configuration offers both reliability and flexibility, providing comprehensive coverage for fire safety needs. With smart controls and automatic switching mechanisms, the transition between electric and diesel engine pumps is seamless, minimizing system downtime. Equipped with advanced safety features, including monitoring and alarm systems, real-time status updates allow for prompt action in case of any irregularities.

Firefighting pumps can be powered by various sources, including gasoline engines, diesel engines, electric motors, and even hydraulic systems. The choice of power source often depends on factors such as portability, availability of fuel, reliability, and specific application requirements.

Electric fire pumps are widely used in our production and life, such as in water treatment, fire safety and other departments. After the reform and opening up, it is widely used in life and production due to its characteristics of complete sealing, no leakage, and corrosion resistance.

These pumps ensure that a building’s fire protection system operates effectively during an emergency, providing the necessary water pressure and flow to control or extinguish fires, thereby protecting lives and property.

1. Manual Operation: This method involves manually operating the fire pump by an operator who is trained to handle it.

2. Automatic Operation: This method uses an automatic sensing and control system to start and stop the fire pump when needed.

3. Pressure Control: This method uses a pressure switch to monitor the pressure in the system and activate the fire pump when necessary.

4. Flow Control: This method uses a flow switch to monitor the flow in the system and activate the fire pump when necessary.

5. Variable Frequency Drives (VFDs): This method uses a VFD to provide precise control over the speed and torque of the fire pump. This helps to ensure that the fire pump is operating optimally.

6. Remote Monitoring: This method uses a remote monitoring system to provide real-time data on the condition of the fire pump and to allow for remote operation if necessary.

Assess the water supply: Ensure availability and capacity of your building’s water source.
Identify the fire protection system needs: Consider sprinkler systems, standpipes, or hydrants.
Understand NFPA 20 standards: Choose UL-listed or FM-approved pumps for compliance.
Select the appropriate pump type: Electric, diesel, or jockey pump depending on power reliability and application.
Consider the building size and use: High-rises or industrial facilities require higher-capacity pumps.

The EE Pump Set is designed according to the customer’s specifications which is including 2 electric pumps and 1 control panel.

The equipment is a diesel engine fire pump with a flow rate of 500gpm and a pressure of 70m customized by a Nigerian customer. The pump is suitable for fire protection occasions such as warehouses, docks, airports, petrochemicals, power plants, liquefied gas, textiles, ships, oil tankers, etc.

In urban areas, where water supply systems may be complex and highly interconnected, fire pumps play a crucial role in ensuring resilience and reliability. These pumps help maintain adequate water pressure and flow across different zones within the city, especially during peak demand periods or in the event of a fire. Fire pumps are often integrated into municipal water systems, providing additional pressure support for firefighting efforts and ensuring that water can be delivered quickly to where it is needed most. In some cases, fire pumps are also used to support the overall stability of the water supply network by compensating for pressure drops caused by infrastructure issues or increased usage.

The EJ Dual Power Fire Pump System is an innovative and reliable fire protection solution. Combining an electric pump for robust water pressure and flow with a top-quality jockey pump for stable pressure maintenance, this system ensures efficient and timely water supply during fires. With advanced automation, remote monitoring, and energy-saving features, the EJ Dual Power Fire Pump System is a trusted choice for commercial, industrial, and residential applications.

Diesel engine fire pump can not be short of a good helper, the rapid development of social science and technology, it has been widely used in the society. The use of diesel engine fire pump is very wide, for the fire has played a very important role, with it can also solve a lot of problems we can not solve before, to bring great help to firefighters, save time and effort is out of efficiency.

·UL Standard
Flow：50-3000 GPM
Head： 5-20 Bar (72.5-290 psi)
Speed：740-2900 r/min
·Non-UL Standard
Flow：30-9000 GPM
Head： 3-20 Bar (40-300 psi)
Speed：740-2900 r/min