HNC 47.82
59
Faults
12 Faults
12.1 Safety instructions
WARNING
Repairing faults incorrectly
Severe injuries and damage to property.
−
Troubleshooting may only be carried out by authorised, trained
personnel who are familiar with how to operate the machine
and are in strict observance of all safety instructions.
WARNING
Electric current!
Injury from electric shock.
−
The work to be performed may only be carried out by a
trained electrician.
−
Comply with safety regulations.
12.2 What to do if a fault develops
In most cases:
●
In the event of a fault which creates danger for either personnel or equip-
ment, the machine should be stopped immediately by activating the emer-
gency stop.
●
Also disconnect the machine from the mains and ensure it can not be
switched on again.
●
Inform those responsible for machine faults immediately.
●
Type and extent of fault should be determined by an authorised professional,
as well as the cause and repair.
12.3 What to do after rectifying the fault
Before switching the machine back on:
●
Let a professional repair the fault and establish its cause.
●
Assemble all safety equipment according to regulations and ensure that it is
working correctly.
●
No one is allowed within the danger area of the machine.
12.4 Faults
Fault
Cause
Repair
Machine does not start
Error in the electrical contact.
Check the electrical connection
(connecting lead, fuses).
Main switched off (setting "0")
Switch on the main switch ("I"
position)
Emergency stop has been pressed
Unlock emergency stop
