Operation Manual
   BLUE 
          GRAY/WHITE 
   BLACK 
9 
ENGINE RUNS 
ROUGH or SLOW 
NO Visible Exhaust Smoke  Excessive Exhaust Smoke 
Insufficient 
Fuel to Engine 
Check 
Fuel Level 
Replace 
Fuel Filter 
Air IN 
Fuel 
System 
Check 
Fuel 
PUMP 
Excessive Oil Level 
Dirty Air Filter 
Engine Overheated 
Engine Over Loaded 
Clogged Muffler 
Over Fueling Injector 
HIGH ALTITUDE 
Engine Cold 
Incomplete 
Combustion 
Over-fueling 
Injector 
Glow Plug 
Not Activating 
Check 
With 12 volt DC 
Test Light 
Check 
Safety Shutdowns 
And 
Fuel Solenoid 










