119
16.2.1 Engine
Problem
Cause
Solution
Vapour comes
out of the
radiator.
Lack of cooling water.
Check the cooling water level.If ne-
cessary, top up the water. (Check
any water leaks on and around the
filling hole).
Ventilator belt slack.
Adjust the belt tension.
Build up of dust and tartar in the
cooling circuit.
Drain the cooling circuit, clean it
completely and fill it again.
The water tem-
perature alarm
light comes on.
Defective thermostat.
Replace the thermostat.
Raditator blade blocked or twisted.
Clean or repair the blade.
Defective electric circuit.
Check or replace the electric circuit.
The starter
works correctly
but the engine
does not start.
Lack of fuel.
Top up the fuel tank.
Air in the fuel circuit.
Repair the air leak. (Evacuate the air
from the fuel circuit).
Defective fuel injection pump or in-
jector performance altered.
(Replace the pump or the injector).
Inadequate compression.
(Check and repair).
Blown fuse.
Replace the fuse.
Stop solenoid damaged. Broken
filament.
(Check and repair).
Black smoke es-
capes from the
machine.
Air filter element blocked.
Clean or repair the element.
Altered injector performances.
(Check and repair).
Inadequate compression.
(Check and repair).
The smoke is
white or blue-
white.
Too much oil in the oil casing.
Drain the oil from the casing to the
specified level.
Inadequate fuel.
Replace the fuel with a recommen-
ded fuel.
Piston or segment used.
(Repair).
Summary of Contents for ViO38-6
Page 3: ......
Page 5: ......
Page 7: ......
Page 9: ......
Page 17: ......
Page 19: ...2 ...
Page 24: ...3 Warning labels 7 3 1 Location of the warning adhesive labels ...
Page 25: ...3 Warning labels 8 ...
Page 75: ...58 ...
Page 143: ...126 ...
Page 145: ...128 ...
Page 173: ...156 ...
Page 177: ...160 ...
Page 179: ...162 ...
Page 185: ...168 ...
Page 196: ...C Notes 179 ...
Page 201: ...MINI EXCAVATOR http www yanmar eu ...
Page 202: ...USER OPERATION AND MAINTENANCE MANUAL MINI EXCAVATOR ViO38 6 ...