Kubota D1503-M Workshop Manual page 81

03-M-E3B, 03-M-DI-E3B, 03-M-E3BG WSM
Symptom
Deficient Output
Excessive Lubricant
Oil Consumption
Fuel Mixed into
Lubricant Oil
Water Mixed into
Lubricant Oil
Probable Cause
Incorrect injection timing
Engine's moving parts seem to be seizing
Injection pump malfunctioning
Deficient nozzle injection
Compression leak
Gas leak from exhaust system
Air leak from compressor discharge side
Air cleaner dirty or clogged
Turbocharger compressor wheel turning heavily
Piston ring's gap facing the same direction
Oil ring worn or stuck
Piston ring groove worn
Valve stem and valve guide worn
Crankshaft bearing, and crank pin bearing worn
Oil leaking due to defective seals or packing
Injection pump's plunger worn
Deficient nozzle injection
Injection pump broken
Head gasket defective
Cylinder block or cylinder head flawed
Adjust
Repair or replace
Repair or replace
Repair or replace
nozzle
Check the
compression
pressure and repair
Repair or replace
Repair or replace
Clean or replace
Replace the
turbocharger
assembly
Shift ring gap
direction
Replace
Replace piston
Replace
Replace
Replace
Repair or replace
Repair or replace
nozzle
Replace
Replace
Replace
S-3
DIESEL ENGINE
Reference
Solution
Page
S-27, 28
–
S-29, 30,
31, 32, 54,
55
S-33, 34,
35, 49
S-21, 22
S-40, 47
S-40, 47
G-13, 20,
26
S-47
S-64, 65
S-66, 67,
88, 89
S-66, 67,
89
S-53, 76
S-64, 65,
70, 91, 92,
93
–
S-29, 30,
31, 32, 54,
55
S-33, 34,
35, 49
S-54, 55
S-51, 52
S-51, 74
W1012032
KiSC issued 07, 2008 A