Altrad Belle RTX50 Trench Rammer

The Altrad Belle RTX50 Trench Rammer is a robust piece of equipment designed for compacting soil and backfill in trenches, but like any machine, it may encounter problems during operation. Below are some common issues with the RTX50 Trench Rammer, along with possible causes and solutions:

1. Engine Won’t Start

Problem: The engine fails to start or turn over. Causes & Solutions:

  • Fuel Issues: Ensure that there is fresh fuel in the tank and that the fuel valve is turned on. If the fuel is old or contaminated, drain and replace it.
  • Spark Plug: Check the spark plug for wear or fouling. Clean or replace the spark plug if necessary.
  • Choke/Throttle Setting: Ensure the choke is in the correct position and that the throttle is set properly.
  • Battery (if electric start model): If the unit has an electric start, ensure the battery is fully charged.

2. Engine Runs Rough or Stalls

Problem: The engine runs unevenly, misfires, or stalls unexpectedly. Causes & Solutions:

  • Carburettor Problems: A clogged or dirty carburettor can lead to poor engine performance. Clean or rebuild the carburettor.
  • Air Filter Blockage: A dirty air filter restricts airflow to the engine. Clean or replace the air filter.
  • Fuel System Blockage: Check the fuel lines for clogs and ensure that fuel is flowing freely. Clean any obstructions.
  • Incorrect Fuel Mixture (if applicable): Ensure the fuel-to-oil ratio is correct, especially if using a 2-stroke engine.

3. Vibration Issues

Problem: Excessive or irregular vibration during operation. Causes & Solutions:

  • Loose Parts: Check for any loose bolts or screws, especially around the foot and the engine mounting.
  • Worn-out or Damaged Rammer Foot: Inspect the rammer foot for damage or wear. If it’s excessively worn, it may need to be replaced.
  • Misalignment of Components: Ensure that the engine, gearbox, and other components are properly aligned.

4. Compaction Foot Not Moving

Problem: The compaction foot fails to move or vibrate as expected. Causes & Solutions:

  • Hydraulic Issues (if applicable): Check hydraulic fluid levels and ensure there are no leaks in the hydraulic system.
  • Drive Belt or Gearbox Issue: Inspect the drive belt and gearbox for wear or damage. Replace or repair as needed.
  • Clogged Mechanism: Debris can sometimes get caught in the vibration mechanism. Clean the rammer foot and surrounding components.

5. Oil Leaks

Problem: Visible oil leaks from the engine or other components. Causes & Solutions:

  • Loose or Damaged Seals: Check the oil seals and gaskets around the engine, gearbox, and hydraulic components. Replace damaged seals.
  • Overfilled Oil Reservoir: Ensure the oil level is correct. Excess oil can lead to leaks, especially around the engine seals.

6. Overheating

Problem: The engine or the unit overheats during operation. Causes & Solutions:

  • Cooling System Blockage: If the unit has a cooling fan or air vents, ensure they are not blocked by dirt or debris.
  • Low Oil Level: Check and top up the oil if it’s low. Running the engine with insufficient oil can cause overheating.
  • Excessive Load: Avoid overloading the machine. Operating at maximum capacity for extended periods may cause overheating.

7. Loss of Power

Problem: The unit has reduced power or struggles to perform. Causes & Solutions:

  • Clogged Fuel or Air Filters: A clogged fuel or air filter will reduce engine efficiency. Clean or replace the filters.
  • Damaged or Worn-out Components: Inspect the compaction foot and related mechanical parts for wear or damage.
  • Spark Plug Issues: A worn or dirty spark plug can cause poor performance. Clean or replace the spark plug.

8. Noise or Grinding Sounds

Problem: Unusual noises, such as grinding or rattling, are heard during operation. Causes & Solutions:

  • Loose or Worn-out Components: Inspect the unit for any loose or damaged parts that could cause excessive noise, such as the engine mounting or vibration mechanism.
  • Damage to the Vibration Mechanism: The rammer foot or other vibrating components could be damaged or worn out, leading to abnormal sounds.

9. Poor Compaction

Problem: The machine is not compacting the ground effectively. Causes & Solutions:

  • Insufficient Vibration: Ensure that the vibration mechanism is working correctly. If not, inspect the drive system and repair as needed.
  • Incorrect Operating Speed: The rammer should be operated at the correct throttle speed for optimal performance.
  • Material Type: The type of material being compacted (e.g., wet, sticky soil or larger rocks) can affect compaction efficiency. Ensure the machine is used on the right materials.

General Maintenance Tips:

  • Regularly check oil and fuel levels, change them as per the manufacturer’s recommendation.
  • Keep the machine clean, particularly the cooling fins and air filters.
  • Lubricate moving parts regularly to prevent excessive wear.
  • Always inspect the machine before each use, checking for any loose or damaged components.

By addressing these common issues and performing regular maintenance, you can ensure the longevity and performance of your Altrad Belle RTX50 Trench Rammer. If these solutions don’t resolve your issues, consider consulting the manufacturer’s manual or reaching out to a repair technician – That’s us!

Spares & parts bibliography

For all spares and parts we recommend our sister company – HTS Spares

The guys at HTS Plant Sales are great. They obviously have a wealth of experience in compact equipment which makes dealing with them very easy.
Construction Company, Leeds