Wacker Neuson EHB 10 series Manual do Operador descarregar pdf (Página 44)

Troubleshooting EHB 11

9 Troubleshooting

Potential faults, their causes and remedies can be found in the following table.

Malfunction Cause Remedy

Machine not in operation For machines with 230 V:

Input voltage too high (> 300 V)

or too low (< 80 V).

Provide correct voltage; if nec-

essary use an extension cable

with sufficient cross section.

For machines with 115 V:

Input voltage too high (> 150 V)

or too low (< 45 V).

Provide correct voltage; if nec-

essary use an extension cable

with sufficient cross section.

Inverter has switched off due to

excess temperature.

Let machine cool off.

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.

Blocked percussion system High grease resistance due to

very low temperatures.

Allow machine to warm up in

warm environment (e.g. heated

rooms).

Seizing of moving parts (e.g.

due to prolonged dry running).

Have defective components re-

placed. *

Drill is stuck/jammed 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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Wacker Neuson EHB 10 series Manual do Operador Página 44