Aug 14, 2026

How to troubleshoot common problems with electric rising bollards?

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As a supplier of Electric Rising Bollards, I've encountered a wide range of issues with these security devices over the years. In this blog, I'll share some common problems with electric rising bollards and provide practical troubleshooting tips to help you resolve them.

1. Bollards Not Rising or Lowering

Possible Causes

  • Power Issues: One of the most common reasons for bollards not rising or lowering is a power problem. This could be due to a tripped circuit breaker, a blown fuse, or a loose power connection.
  • Control System Malfunction: The control system, which includes the control panel, sensors, and wiring, can sometimes malfunction. A faulty sensor may not detect the proper signals, or there could be a problem with the control panel itself.
  • Mechanical Blockage: There might be an object blocking the bollard's movement. This could be debris, dirt, or even a vehicle that has accidentally hit the bollard.

Troubleshooting Steps

  • Check the Power Supply: First, check the circuit breaker and fuses. If a breaker has tripped, reset it. If a fuse is blown, replace it with a fuse of the same rating. Also, ensure that all power connections are secure.
  • Inspect the Control System: Examine the control panel for any error messages. Check the sensors to make sure they are clean and properly aligned. If possible, test the sensors using a diagnostic tool. If the control panel is malfunctioning, it may need to be repaired or replaced.
  • Remove Mechanical Blockages: Carefully inspect the area around the bollard for any objects that could be blocking its movement. Remove any debris or dirt, and make sure there are no vehicles or other obstacles in the way.

2. Slow or Uneven Movement

Possible Causes

  • Hydraulic Fluid Issues: For electro - hydraulic rising bollards Electro - hydraulic Rising Bollards, low hydraulic fluid levels or contaminated fluid can cause slow or uneven movement.
  • Motor Problems: The motor that drives the bollard may be experiencing issues. This could be due to a worn - out motor, a problem with the motor's wiring, or a lack of proper lubrication.
  • Mechanical Wear and Tear: Over time, the mechanical components of the bollard, such as the gears and bearings, can wear out, causing slow or uneven movement.

Troubleshooting Steps

  • Check the Hydraulic Fluid: If you have an electro - hydraulic bollard, check the hydraulic fluid level. If it is low, add the appropriate type of hydraulic fluid. Also, check for signs of contamination, such as a milky appearance or a strange odor. If the fluid is contaminated, it may need to be drained and replaced.
  • Inspect the Motor: Examine the motor for any signs of damage or wear. Check the wiring connections to ensure they are secure. If the motor is making unusual noises or not running smoothly, it may need to be serviced or replaced.
  • Lubricate Mechanical Components: Apply lubricant to the gears, bearings, and other moving parts of the bollard. This can help reduce friction and improve the bollard's movement.

3. Incorrect Height or Positioning

Possible Causes

  • Sensor Calibration: The sensors that control the height and positioning of the bollard may be misaligned or miscalibrated. This can cause the bollard to stop at the wrong height or not reach the desired position.
  • Control Settings: The control panel settings may be incorrect. For example, the height limit settings may be set too low or too high.
  • Mechanical Damage: Damage to the bollard's mechanical components, such as the piston or the guide rails, can cause incorrect height or positioning.

Troubleshooting Steps

  • Calibrate the Sensors: Use the manufacturer's instructions to calibrate the sensors. This may involve adjusting the sensor's position or sensitivity. Make sure the sensors are clean and free from any debris.
  • Check the Control Settings: Review the control panel settings and ensure that they are set correctly. Adjust the height limit settings as needed.
  • Inspect for Mechanical Damage: Carefully examine the bollard's mechanical components for any signs of damage. If any parts are damaged, they may need to be repaired or replaced.

4. Error Messages on the Control Panel

Possible Causes

  • Software Glitches: The control panel's software may have a glitch or a bug. This can cause error messages to appear even if there is no actual problem with the bollard.
  • Hardware Issues: There could be a problem with the control panel's hardware, such as a faulty circuit board or a loose connection.
  • Communication Problems: If the bollard is part of a networked system, there may be communication problems between the bollard and the control center.

Troubleshooting Steps

  • Restart the Control Panel: Sometimes, a simple restart can resolve software glitches. Turn off the control panel, wait a few seconds, and then turn it back on.
  • Check the Hardware: Inspect the control panel for any visible signs of damage, such as loose wires or a cracked circuit board. If you find any issues, they may need to be repaired or replaced.
  • Verify Communication: If the bollard is part of a networked system, check the network connections and ensure that the communication settings are correct. You may need to contact your network administrator for assistance.

5. Noise During Operation

Possible Causes

  • Mechanical Friction: As the bollard moves, there may be excessive friction between the moving parts. This can be due to a lack of lubrication or worn - out components.
  • Loose Parts: Loose bolts, nuts, or other parts can cause rattling or vibrating noises during operation.
  • Motor Issues: A malfunctioning motor can produce unusual noises, such as grinding or humming sounds.

Troubleshooting Steps

  • Lubricate Moving Parts: Apply lubricant to the gears, bearings, and other moving parts of the bollard. This can help reduce friction and eliminate noise.
  • Tighten Loose Parts: Check all the bolts, nuts, and other fasteners on the bollard and tighten them if necessary.
  • Inspect the Motor: Examine the motor for any signs of damage or wear. If the motor is making unusual noises, it may need to be serviced or replaced.

Conclusion

Troubleshooting common problems with electric rising bollards requires a systematic approach. By following the steps outlined in this blog, you can identify and resolve many of the issues that may arise with your bollards. However, if you encounter a problem that you are unable to resolve on your own, it is recommended that you contact a professional technician or your bollard supplier for assistance.

If you are in the market for high - quality electric rising bollards, we offer a wide range of products, including Automatic Rising Bollards for Driveways and Semi Automatic Security Bollards. Our team of experts can help you select the right bollards for your specific needs and provide you with the support and maintenance services you require. If you have any questions or would like to discuss your procurement needs, please feel free to reach out to us.

Electro-hydraulic Rising BollardsTS-BO-303FAS (3)

References

  • Manufacturer's manuals for electric rising bollards
  • Industry standards and best practices for bollard installation and maintenance
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