Heavy-Duty Alert Generator Maintenance Checklist

Following are some key points that will help you to have a safe operation by using an Heavy Duty Alert Generator Checklist:

Use this Generator checklist as you work to maintain your Heavy-Duty alert generators.

A- Weekly Maintenance 

1. Run the generator (typically no‐load, automatic transfer switch exercise cycle).
2. Verify that the unit ran and has no alarms or warnings.
3. Ensure adequate fuel levels.
4. Make sure that the generator is in “Auto” mode, for automatic startup.
5. Check that the circuit breaker is closed.
6. Make sure there are no fluid leaks

B- Monthly Maintenance

1. Check engine coolant level.
2. Check engine oil level.
3. Check the battery charger.
4. Run the generator (with load, automatic transfer switch exercise cycle).

C- Bi‐Annual Maintenance (Schedule maintenance with a certified technician.)

1. Inspect the enclosure.
2. Check the battery electrolyte level and specific gravity.
3. Check battery cables and connections.
4. Inspect drive belts.
5. Inspect the coolant heater.
6. Check coolant lines and connections.
7. Check for oil leaks and inspect lubrication system hoses and connectors.
8. Check for fuel leaks and inspect fuel system hoses and connectors.
9. Inspect the exhaust system, muffler and exhaust piping system properly and carefully.
10. Check and clean air cleaner units.
11. Inspect air induction piping and connections.
12. Inspect the Direct current (DC) electrical system, control panel and accessories appropriately.
13. Inspect the AC wiring and accessories.

D- Annual Maintenance (Schedule maintenance with a certified technician.)

1. Change oil and filter.
2. Change the fuel filter.
3. Change the air filter.
4. Clean the crankcase breather.
5. Change spark plugs (if applicable).
6. Check coolant concentration.
7. Flush the cooling system (as needed).
8. Perform load bank testing.
9. Fuel testing & reconditioning (diesel‐fueled units only).
10. Remove water from fuel tank essentially (diesel‐fueled units only).

Download File
Heavy-Duty Alert Generator Maintenance Checklist