9 Fault Recognition and Rectification
9.1 Basic instructions
The following tables are intended to assist in fault finding and rectification.
1.
Do not attempt fault rectification measures other than those given in this manual.
2. Inform KAESER Service if the fault cannot be removed by the action suggested.
Further information Observe the instructions in chapter "Safety" and prevailing local safety regulations when rectifying
faults and malfunctions.
9.2 Engine faults and alarms
Further information See also the engine service manual.
9.2.1 Engine refuses to start or comes to a stop
Possible cause Action Where can I get help?
Special‐
ized
work‐
shop
KAESER
Service
Engine
service
manual
Defective starter. Have changed. X – –
The fuel cut-off device has not
opened.
Check the coil and electrical
components and have changed
if necessary.
X – –
Fuel tank empty. Fill up the fuel tank – – –
Airlock in the fuel line between
fuel tank and injector pump.
Bleed the fuel line. – – X
Fuel filter clogged. Clean or replace, see chapter
10.3.3.
– – X
Fuel line broken. Have changed. X – –
Defective control fuse or relay. Repair or have replaced if nec‐
essary.
X X –
Airend discharge temperature
too high.
Have adjusted. – X –
Defective temperature gauge
switch giving no enable signal.
Repair or have replaced if nec‐
essary.
– X –
Starter switch defective. Repair or have replaced if nec‐
essary.
– X –
Electrical connections and/or ca‐
bles loose or broken.
Tighten connection or replace
cable.
X – –
Defective battery or low charge. Maintain battery, see chapter
10.5.7.
– – –
Defective alternator. Have changed. X – –
Defective alternator regulator. Change. X – –
9 Fault Recognition and Rectification
9.1 Basic instructions
60
SERVICE MANUAL Screw Compressor
M26 No.: 9_9446 01 USE
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