EX50-SA / EX55-SA / EX5310-AU / EX5810-AU
9
-
2
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
CAUSE
COUNTERMEASURES
1.
When engine is dif-
ficult to start
•
Fuel is thick and doesn’t flow.
•
Check the fuel tank and fuel filter.
•
Remove water, dirt and other impurities.
•
As all fuel will be filtered by the filter, if there should be water
of other foreign matters on the filter, replace the filter.
•
Air or water mixed in fuel system.
•
If air is in the fuel filter or injection lines, the fuel pump will not
work properly.
•
To attain proper fuel injection pressure, check carefully for
loosened fuel cap nut, etc.
•
Loosen air vent screw over fuel filter and fuel injection pump
to eliminate all the air in the fuel system.
•
Thick carbon deposits on orifice of in
-
jection nozzle.
•
This is caused when water or dirt is mixed in the fuel. Clean
the nozzle injection piece, being careful not to damage the
orifice.
•
Check to see if nozzle is working properly or not, if not, install
a new nozzle.
•
Valve clearance is wrong
•
Adjust valve clearance. (When the engine is cold)
- Inlet : 0.25 mm (0.010 in.)
- Exhaust : 0.30 mm (0.012 in.)
•
Engine oil become thick in cold weather
and engine cranks slow.
•
Change grade of oil according to the weather. (Temperature)
TE150 (EX50, EX55)-���-09.indd 2
2019-03-19 �� 2:33:55
Summary of Contents for EX50-SA
Page 2: ...TE150 EX50 EX55 00 indd 2 2019 03 19 6 46 03 ...
Page 12: ...TE150 EX50 EX55 00 indd 12 2019 03 19 6 46 04 ...
Page 54: ...MEMO MEMO TE150 EX50 EX55 03 indd 10 2019 03 19 4 29 19 ...
Page 138: ...MEMO MEMO TE150 EX50 EX55 06 indd 16 2019 03 19 2 31 36 ...
Page 178: ...MEMO MEMO TE150 EX50 EX55 07 indd 40 2019 03 19 4 36 33 ...
Page 189: ...10 10 INDEX INDEX 10 2 TE150 EX50 EX55 10 indd 1 2019 03 19 7 00 24 ...
Page 196: ...TE150 EX50 EX55 10 indd 8 2019 03 19 7 00 24 ...