Kubota D1102-B Workshop Manual page 31

Fricti onal resistance of movi ng
parts is too m uch.
ri
Fuel suppl y to i n jecti on pum p
is insuff icient.
I njecti on pum p does not send
-
on f uel.
...... Fuel does not i nject th rough
injecti on nozzle.
ri
I njecti on m isti med.
-
Com pressed ai r leaks.
y
Val ve acti on ti ming i m proper.
.----
Cran kshaft and cam shaft have seized u p .
Piston a nd cy l i nder l i ner have seized u p.
.....
.,..
Bea ri ngs a re oil-stuck.
-
Lu bricati on system not workin g properl y.
r---
Starter faulty.
L
Battery capacity is l ow or termi nal loose.
---
Fuel pi pe broken.
-----
Ai r enters f uel pi pe th rough connection.
-
_.....,.
Fuel fil ter clogged.
-----
Fuel pum p faulty .
.,...
Control rack stays at non-i njecti ng poi nt.
. -
Pl unge r is worm or seized u p.
_......,..
Del ivery val ve n ot completel y oi l -ti gh t.
------
Needl e val ve stuck.
------
Nozzl e spring broken.
--
I njecti on pressu re malad justed.
I njecti on pi pe mounti ng n ut l oose.
I njecti on ti m i ng maladjusted.
.....
Contact between inta ke/exhaust valve and seat
----
not tight.
I nta ke/exha ust valve sprin g broke n.
I nta ke/exha ust va l ve stuck.
Gasket faul ty .
i---.,...
Ti ghtness torque of cyl i nder h ead not enough.
Piston ri ng stuck.
- - - -
Piston ri ng worn.
- - - -
Cy l i nder l i ner worn.
-----
Ti ghtness torque of i njecti on nozzl e and glow
pl ug n ot enough.
Val ve clearance excessive.
29
Reference
59,63
62,68
48
60
85
58
42
38
57
57
55,56
55,56
55,56
37
58
51
52
52
36
36
63
62
68
37
54
KiSC issued 09, 2007 A