EH 6, EHB 7 9 Troubleshooting
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9 Troubleshooting
Potential faults, their causes and remedies can be found in the following table.
Malfunction Cause Remedy
Machine not in operation Power cable interrupted. Check power cable, have it re-
placed if defective. *
* Have these tasks carried out by the service department of your Wacker Neuson contact person.
Rotor defective. Have rotor replaced. *
Blocked percussion system Ice formation due to very low
temperatures.
Allow machine to warm up in
warm environment (e.g. heated
rooms).
Seizing of moveable parts. Have defective components re-
placed. *
Drill is jammed (only EHB 7) Too much borer dust in bore-
hole.
Pull drill bit out off borehole and
remove dust from drill bit.
Interfering reinforcing steel. Redrill borehole.
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