Operator`s manual
Problem 
START 
switch is de-
pressed: 
no 
starter 
engagement. 
Engine cranks, 
but does not start. 
Failure 
to 
stop. 
Weslerbeke 
Diesel 
Engines 
probable Cause 
1. 
Connection 
to 
starter 
solenoid faulty. 
2. 
F aully 
START 
switch. 
3. 
Faulty solenoid. 
4. 
Loose battery 
connection. 
5. 
Low batteries. 
1. 
Shut-off valve at 
fuel tank. 
2. 
Faulty fueling system. 
3. 
Air is in the fuel 
system. 
4. 
Fuel pump is 
not 
operating. 
5. 
Fuellilters are clogged. 
1. 
Mechanical Run 
linkage is 
disconnected. 
80 
Verification/Remedy 
1. 
Check connection S at the 
starter solenoid for 12 
volts 
with the 
SWITch 
depressed. 
2. 
Check switch with an 
ohmmeter. 
3. 
Twelve volts is present 
at the 
S terminal 
of 
the 
starter 
solenoid. 
4. 
Check battery connections 
at both the 
+ and - ground. 
5. 
Check battery charge state. 
Low voltage at the 
solenoid's 
S 
terminal with 
no 
activation. 
1. Return shut-off valve 
to 
ITS 
ON 
pOSITion. 
Now 
bleed 
the fuel system. 
2. 
Check 
for 
fuel 
to 
engine. 
3. 
Bleed the fuel system. 
Locate the 
leak and correct 
ff. 
4. 
Check 
pump 
operation. 
Check 
for 
12-Volts at pump. 
5. 
Clean/replace fillers. 
1 . 
Stop engine 
by 
man-
ually moving the 
RUN 
linkage 
to 
STOP. 
That failing, 
shut 
OFF fuel and air. 










