Generator

Inspect carburetor (replace if necessary) 

Inspect recoil (replace rope if necessary) 

Inspect fuel lines (replace if necessary) 

Inspect battery if applicable (replace if necessary) 

Clean battery connections if applicable 

Inspect wheels 

Inspect fuses 

Inspect wiring 

Inspect governor 

Test safety switches 

Test voltage output 

Test ignition and compression 

Replace spark plug 

Replace air filter and pre filter 

Replace fuel filter 

Change engine oil 

Flush fuel system and add non ethanol gas 

Power wash machine 

Final inspection and test run

$190 plus parts