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S-2

05-E3B, 05-E3BG, WSM

DIESEL ENGINE

W1125259

Symptom Probable Cause Solution

Reference

Page

Engine Revolution Is

Not Smooth

Fuel filter clogged or dirty Replace G-15, 16

Air cleaner clogged Clean or replace G-12, 15,

Fuel leak due to loose injection pipe retaining nut Tighten retaining nut –

Injection pump malfunctioning Repair or replace S-22, 38

Incorrect nozzle opening pressure Adjust S-23

Injection nozzle stuck or clogged Repair or replace S-23, 24

Governor malfunctioning Repair S-39, 40

Turbocharger bearing worn out Replace the

turbocharger

assembly

S-30

Turbocharger shaft bent Replace the

turbocharger

assembly

S-30

Turbocharger fin or other part damaged due to

foreign matters

Replace the

turbocharger

assembly

S-30

Either White or Blue

Exhaust Gas Is

Observed

Excessive engine oil Reduce to specified

level

–

Piston ring and cylinder worn or stuck Repair or replace S-42, 43,

Incorrect injection timing Adjust S-21

Oil Leak into Exhaust

Pipe or Suction Pipe

Waste oil pipe clogged or deformed Repair or replace S-30

Piston ring seal faulty Replace the

turbocharger

assembly

S-30

Either Black or Dark

Gray Exhaust Gas Is

Observed

Overload Lessen the load –

Low grade fuel used Use specified fuel 5, 6, 7

Fuel filter clogged Replace G-15, 16

Air cleaner clogged Clean or replace G-12, 15,

Deficient nozzle injection Repair or replace

nozzle

S-23, 24

KiSC issued 12, 2007 A

Brand	Kubota
Model	WSM 05-E3B Series
Category	Engine
Language	English

Kubota WSM 05-E3B Series User Manual

Table of Contents

Questions and Answers:

Kubota WSM 05-E3B Series Specifications

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