1.General (5) Quality guarantee period for exhaust emission related parts For exhaust emission related parts, follow the inspections outlined in the "List of Periodic Inspections", on the operation manual, and use the table below to carry out inspections based on operation hours or time in years. Whichever comes first is the guarantee period. The specific emissions-related parts are (a) Fuel injection nozzle (b) Fuel injection pump 14 Parts Power Rating For fuel nozzle, fuel pump kW 1500 hours or 2 years 19 ¹ kW 3000 hours or 5 years