OM ET18/20/24 us 1.3 * et18_20_24b800.fm 8-1
8
8 Troubleshooting
Contact a Wacker Neuson dealer or customer service in case of
malfunctions or signs that are not listed in the following tables or
that persist after maintenance on or with the machine has been
performed correctly.
8.1 Diesel engine malfunctions
8.2 Malfunctions of the traveling drive
No malfunctions specified.
8.3 Malfunctions of the hydraulic system
8.4 Malfunctions of the electrical system
No malfunctions specified.
8.5 Troubleshooting the air conditioning
No malfunctions specified.
Malfunction/sign Possible cause Remedy See
Engine does not start or is not easy
to start
Empty fuel tank Refueling 7-26
Malfunctioning or discharged
battery
Replace the battery 7-46
Malfunctioning fuse Check the fuse 9-5
Engine starts, but does not run
smoothly or faultless
Air in fuel system 7-28
Engine overheats
Engine oil level too low Add engine oil 7-33
Dirty air filter Replace the air filter 7-38
Dirty radiator fins Clean the radiator 7-36
Coolant level too low Add coolant 7-35
Engine does not have enough output Dirty air filter Replace the air filter 7-38
Insufficient or no engine oil pressure Engine oil level too low Add engine oil 7-33
Black engine smoke Dirty air filter Replace the air filter 7-38
Malfunction/sign Possible cause Remedy See
Upper carriage is difficult to rotate, or
does not rotate at all
Insufficient lubrication Lubrication 7-24
Machine does not work, or with
reduced output
Hydraulic oil level too low Add hydraulic oil 7-42
The display element emits a continu-
ous buzzing sound
Malfunctioning pressure
switch of safe load indicator
Have the error repaired by a
Wacker Neuson service
center.
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Troubleshooting