Kubota D650-B Handbuch Seite 93

Reference
r---+
f-----+
Frictional resistance of moving parts
-
is too much.
----to­
----to-
Crankshaft and camshaft have seized up.
128
to
144
Piston and cylinder liner have seized up.
138
to
146
Bearings are oil·stuck.
144
Lubrication system not working properly.
174
Starter faulty.
218
Battery capacity is low or terminal loose.
I
I
Fuel pipe broken.
Air enters fuel pipe through connection.
Fuel filter clogged.
28
Fuel pump faulty.
Fuel supply to injection pump
is insufficient.
~
----to­
1-1
~
164
Injection pump does not send
----to- Plunger has worn or seized up.
Delivery valve spring broken.
166
on fuel.
----to­
166
Delivery valve not completely oil-tight.
162
Needle valve stuck.
---1
----L
Nozzle spring broken.
162
Fuel does not inject through
---+­
injection nozzle.
­
Injection pressure maladjusted.
----to­
162
----'IJo-
Injection pipe mounting nut loose.
114
Injection mistimed.
Injection timing maladjusted.
I
rl
1
I
I
Compressed air leaks.
I
Contact between intake/exhaust valve and seat
----too
not tight.
154
----to­
Intake/exhaust valve spring broken.
156
----to­
Intake/exhaust valve stuck.
154
----too
Gasket faulty.
118
I
Tightness torque of cylinder head not enough.
118
I
Piston ring stuck.
----to­
140
----to-
Piston ring worn.
E
---Iloo-
Cylinder liner worn.
186
---Iloo-
Tightness torque of injection nozzle and glow
20
plug not enough.
116
1
.. J
160
Valve action timing improper.
Valve clearance excessive.
----1
I
97
168