How to Keep Your Standby Generator Well Maintained

A well-maintained standby generator is essential for ensuring reliable power during outages. Proper upkeep involves both regular DIY checks and professional servicing. Here’s a detailed guide from DEUTZ Australia Technical Support team to keeping your standby generator well maintained, including weekly and monthly maintenance checklists and what to expect from professional servicing.

Weekly DIY Checklist

  1. Visual Inspection: Conduct a thorough visual check of the generator to identify any obvious issues.
  2. Fuel System Check: Inspect for any leaks and ensure that the fuel cut-off valves are not blocked.
  3. Oil Level Check: Before starting the generator, check the oil levels to ensure they are within the recommended range.
  4. Run the Generator: Start and run the generator for 30 minutes with no load if it’s not in regular use to help keep the system lubricated and operational.
  5. Oil Change: Change the oil after every 100 hours of operation to maintain optimal performance.
  6. Fuel Tank Inspection: Ensure the fuel tank is full and contains the correct type of fuel.
  7. Circuit Breaker Check: Verify that the circuit breaker is securely closed.
  8. Automatic Start-up Verification: Confirm that the generator is ready for automatic start-up and functions correctly.

Monthly DIY Checklist

  1. Inspect the Battery: Ensure the battery is charged and the connections are clean and secure.
  2. Replace Air Filter: Check and replace the air filter if required.
  3. Examine Cooling System: Check the coolant level and inspect the cooling system for any signs of leaks or damage.
  4. Review Exhaust System: Inspect the exhaust system for any corrosion or damage.
  5. Test Transfer Switch: Simulate a power outage to test the transfer switch and ensure it operates correctly.

Manufacturer’s Recommendations and Professional Service

Always follow the manufacturer’s recommendations for maintenance and operation. Each DEUTZ generator includes a user manual that outlines the maintenance schedule and proper operating procedures.

Maintenance tasks should only be performed by trained and qualified personnel to ensure safety and proper functioning. A professional service typically includes:

  • System Inspection: Comprehensive evaluation of the generator’s components, including the alternator, fuel system, and cooling system.
  • Oil and Filter Change: Replacement of engine oil and oil filter with high-quality products.
  • Battery Maintenance: Testing and replacing the battery, if necessary, along with cleaning terminals.
  • Cooling System Service: Flushing and refilling the coolant and checking for any leaks or issues.
  • Fuel System Check: Detailed inspection of the fuel system, including filters and fuel quality.
  • Load Bank Testing: Performing a load bank test to simulate operational conditions and verify the generator’s performance under load.
  • Safety Inspection: Ensuring all safety features are operational and the generator meets safety standards.

Regular maintenance is vital to keep your standby generator running smoothly and reliably. By adhering to the weekly and monthly DIY checklists and scheduling professional servicing as recommended, you ensure that your generator will be ready to perform when you need it most. 

You can locate a DEUTZ authorised dealer here. All technicians at our authorised dealerships are highly trained and possess the latest product knowledge. This ensures your service is performed by experts, guaranteeing the highest standards.