Servicing should be performed daily and should include
- checking the fuel heater for coolant leaks at the line or fittings
- replacing fuel filters, according to the manufacturer guidelines
- using the manual or electric priming pump to fill the filter
- removing air from the system.
ASE 3: I. Diesel Engines: G. Fuel System (P-1)
Process/Skill Questions:
- What may happen if the water separator is not drained?
- Why might a fuel heater be needed?
- Why should fuel filters be installed empty?
- Why must air be removed from the fuel system?