TROUBLESHOOTING
CHAPTER 4 TROUBLESHOOTING
4-1 Troubleshooting procedures
Causes of malfunction
Remedy
Di
es
el
c
an
not
be s
tarte
d.
Not enough fuel
Add enough fuel
The switch of fuel is not at
“OPEN”
position.
Turn the switch of fuel to “OPEN”
position.
High-pressure pump and nozzle
do not inject fuel or the injected
amount is less.
Disassemble the nozzle and adjust it
at test table.
Speed control lever is not at
“RUN”
position.
Turn speed control lever to “RUN”
position.
Check level of lubrication oil.
The standard oil amount of
lubricating oil should be between
high graduation “H” and low
graduation “L”.
It is not quick and powerful to pull
reactive starter.
Start diesel engine in accordance
with the requirements of “start
operation procedures”.
Nozzle exist dirt.
Clean the nozzle.
Accumulator has not electricity.
Charge the accumulator or
exchange it.
G
en
erator c
ann
ot g
ene
rat
e el
ec
tri
ci
ty
an
d
ha
s no
t we
ld
ing
v
ol
ta
ge
Master switch (NFB) is not be
switched on.
Turn master switch handle to “ON”
position.
Carbon brush of generator was
worn. The contact is bad.
Exchange the carbon brush.
The contact of socket is bad.
Adjust the contact feet of socket.
The rated revolution of engine
cannot be reached.
Make it reach to the rated revolution
in accordance with the
requirements.
AVR automatic governor is
damaged.
Exchange it.
The potentiometer of current
regulation for electric welding is
damaged.
Exchange it.
If you are still having trouble, please contact with your nearest dealer or with
our company directly if necessary.
4-2 Questions and doubts
1. Model of diesel engine generator and engine model number.
2. State of residency.
3. Number of hours of operating equipment along with the problem that occurred.
4. A detailed condition and time when the problem occurred, in other words,
climate and atmosphere.
18
Summary of Contents for PMD5000s
Page 20: ...CIRCUIT DIAGRAM Figure 5 2 single phase single voltage circuit diagram 20...
Page 21: ...CALIFORNIA EMISSIONS CONTROL WARRANTY STATEMENT Figure 5 3 three phase circuit diagram 21...
Page 48: ...DIAGRAMMA DI CIRCUITO Figura 5 2 diagramma di circuito a singolo voltaggio monofase 48...
Page 49: ...DIAGRAMMA DI CIRCUITO Figura 5 3 diagramma di circuito trifase 49...
Page 77: ...DIAGRAMA DEL CIRCUITO Figura 5 2 diagrama del circuito de tensi n nica monof sico 77...
Page 78: ...DIAGRAMA DEL CIRCUITO Figura 5 3 diagrama del circuito trif sico 78...
Page 106: ...SCHEMA DU CIRCUIT Figure 5 2 Sch ma circuit mono voltage monophas 106...
Page 107: ...SCHEMA DU CIRCUIT Figure 5 3 sch ma circuit triphas 107...