Diesel Generator Routine Inspection Checklist

Inspection Date:		Inspector:		Unit ID/Location:
No.	Inspection Item	Key Check Points & Standards	Inspection Result (Check ‘OK’ or ‘Abnormal’)	Abnormal Record & Actions
1	Visual Inspection of Unit Appearance	Check unit casing and base for oil/water accumulation. Check pipe exteriors for aging/cracks. Ensure no debris around unit and ventilation is clear.
2	Fuel Line Inspection	Check fuel pipe joints, filter interfaces, and valves for leaks/drips. Confirm fuel tank level is sufficient.
3	Lubricating Oil Level & Quality	Check oil level via dipstick (should be between min/max marks). Oil should not be black, white, or emulsified.
4	Coolant Level Check	Check coolant level in expansion tank. Must not run dry. Check for oil floating on coolant surface.
5	Battery Status Check	Check battery terminals for white oxidation powder. Ensure terminals are tight. Check appearance voltage.
6	Cooling Fan & Radiator Check	Check radiator fins for dust blockage. Ensure cooling fan is intact and functional.
7	Operating Noise & Exhaust Status	Start unit no-load for 30s. Listen for uniform hum (no metallic knocking). Check exhaust color (no black/blue smoke).
8	Control Panel Instrument Readings	Record voltage, frequency, water temp, and oil pressure. Compare with previous records for significant fluctuations.