Kubota D1102-B, Руководство по ремонту, Страница: 31 / 109

KiSC issued 09, 2007 A
ri
Fuel suppl y to i n jecti on pum p
is insuff icient.
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I njecti on pum p does not send
on f uel.
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_......,..
.
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.
38
57
57
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...... Fuel does not i nject th rough
injecti on nozzle.
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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.
55,56
55,56
55,56
37
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Com pressed ai r leaks.
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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 .
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.
51
52
52
36
36
63
62
68
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37
Fricti onal resistance of movi ng
parts is too m uch.
Reference
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L
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ri
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y
29
I njecti on m isti med.
I njecti on ti m i ng maladjusted.
58
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.,..
Cran kshaft and cam shaft have seized u p .
59,63
Piston a nd cy l i nder l i ner have seized u p.
62,68
Bea ri ngs a re oil-stuck.
48
Lu bricati on system not workin g properl y.
60
Starter faulty.
85
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.
58
Fuel pum p faulty .
42
Val ve acti on ti ming i m proper. Val ve clearance excessive.
54