Kubota WSM 07-E3B Series User Manual

S-1
07-E3B SERIES, WSM
ENGINE
1. TROUBLESHOOTING
W1034445
Symptom Probable Cause Solution
Reference
Page
Engine Does Not
Start
No fuel Replenish fuel G-11
Air in the fuel system Vent air G-11
Water in the fuel system Change fuel and
repair or replace fuel
system
–
Fuel hose clogged Clean or replace G-11, 28
Fuel filter clogged Replace G-13, 15
Excessively high viscosity of fuel or engine oil at
low temperature
Use specified fuel or
engine oil
G-6, 9
Fuel with low cetane number Use specified fuel G-6
Fuel leak due to loose injection pipe retaining nut Tighten retaining nut S-45
Incorrect injection timing Adjust S-27
Fuel camshaft worn Replace S-60
Injection nozzle clogged Repair or replace S-30, 46
Injection pump malfunctioning Repair or replace S-29, 62
Seizure of crankshaft, camshaft, piston, cylinder
or bearing
Repair or replace –
Compression leak from cylinder Replace head
gasket, tighten
cylinder head screw,
glow plug and nozzle
holder
S-45 to 51
Improper valve timing Correct or replace
timing gear
S-70, 71
Piston ring and cylinder worn Replace S-74, 75,
76, 101,
109
Excessive valve clearance Adjust S-23
Stop solenoid malfunctioning Replace S-34
Starter Does Not
Operate
Battery discharged Charge G-18, 19
Starter malfunctioning Repair or replace S-33, 79,
111
Key switch malfunctioning Replace –
Wiring disconnected Connect –
KiSC issued 06, 2020 A

Kubota WSM 07-E3B Series Specifications

General

Brand	Kubota
Model	WSM 07-E3B Series
Category	Engine
Language	English