Cause Countermeasures
1. When engine is difcult to start • Fuel is thick and doesn’t ow. • Check the fuel tank and fuel lter.
• Remove water, dirt and other impurities.
• As all fuel will be ltered by the lter, if there should be water
or other foreign matters on the lter, replace the lter.
• Air or water mixed in fuel sy-
stem.
• If air is in the fuel lter or injection lines, the fuel pump will
not work properly.
• To obtain proper fuel injection pressure, unscrew the fuel
cap nut and inspect the system.
• Loosen air vent screw over fuel lter and fuel injection pump
to eliminate all the air in the fuel system.
•
Thick carbon deposits on orice
of injection nozzle.
• This is caused when water or dirt is mixed in the fuel. Clean
the injection nozzle and check the fuel ller hole for damage.
• Check to see if nozzle is working properly or not, if not,
install a new nozzle.
• Valve clearance is wrong • Contact your KIOTI dealer.
• Engine oil become thick in
cold weather and engine
cranks slow.
• Change grade of oil according to the weather (Temperature).
This troubleshooting chart summarizes simple service items for users who are familiar with mechanical systems.
For more detailed service items, contact your local KIOTI Dealer.
ENGINE TROUBLESHOOTING