8 Basic Maintenance Tips for Generators

**Articles may contain links that I earn compensation for if clicked and you make a purchase. As an Amazon Associate, I earn from qualifying purchases. These earnings do not actually impact the price of the product or service.


Like any other machine, generators need your care from time to time. Check what the manufacturer’s guide has to say about your machine and adhere to all steps stipulated because they are specific to your machine.

That does not mean that there are no general guidelines to follow. You have to be keen on leakages, check coolant and oil levels, replace worn-out cables and check the terminals, hoses, and belts.

Below are 8 maintenance habits and procedures you should always have for your generator.

Generator Maintenance Requirements


Check the manufacturer’s guide for maintenance steps for each part of the generator. You can begin with the following parts:

  1. Filtering system – check the fuel lines, clean them up and unblock clogged fuel filters.
  2. Cooling system – looking at the coolant levels and adhere to the intervals you should take before looking again.
  3. Exhaust system – keep it free from blockages and replace it as guided by the manufacturer’s maintenance guide.
  4. Fuel system – have it full of fuel so that your generator can run when needed. Replace the fuel if it overstays.
  5. Battery – check the gravity. Also, check the level of electrolytes and water therein. Have it in mind that battery failure wears out the generator.
  6. Bolts – tighten loose ones and replace those that have worn out.
  7. Spark plugs – check and replace them annually.
  8. Calibrate the following parts regularly:
  • Injectors
  • Voltage regulator
  • Turbocharger
  • Pumps


  1. Test the operation of your generator regularly. Make it a habit of yours to operate it every 3-6 months if it stays inactive for that long. Leave it running for an hour or so before you can store it again.
  2. Service every part of the generator twice a year. This keeps it in good shape and ready for use at any time.
  3. After using your generator, clean it up. Use appropriate material and chemicals to remove mud, grease, the fuel that split, and all organic matter on it. Knowing how to clean a generator is one way of ensuring it lasts long incredible condition.
  4. Keep a book or any other record-keeping material you find appropriate. This is where you record the dates you did maintenance procedures, and note down all issues and repairs pertaining to your machine.
  5. Store your generator appropriately. Ensure that you place it on a low flat surface away from moisture and cover it from dust and mud.