Weekly maintenance of diesel generator:

1. Repeat the daily A-grade diesel generator inspection. 

2. Check the air filter,  clean or replace the air filtration core. 

3. Release water or sediment in the fuel tank and fuel filter. 

4. Check the water filter. 

5. Check the starter battery. 

6. Start the diesel engine and check for any impact.

7. Clean the front and rear fins of the cooler with air gun and water.