Mafell 991201, Translation Of The Original Operating Instructions

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the brake. For this reason, do not switch on
and off the machine (and thus activate the
brake) more often than approx. 40 times
per hour. The brake is designed to execute approx.
30,000 braking actions. With increasing
wear of the brake disk, the slowing-down
time will increase. When slowing down ta-
kes more than 4 seconds, the brake must
be replaced.
– 40 –
5 Troubleshooting
Some of the most common faults and their causes are explained in the following. If your
machine displays other faults, please contact your dealer or the company MAFELL direct-
ly.
Fault Cause Remedy
The machine does not switch
on. Power line not plugged in. Plug in the power line at the
socket at the control cabinet.
Main switch is not switched
on. Switch on the main switch and
start the machine.
Failure of power supply on
one or several phases. Check the power supply in the
building.
EMERGENCY STOP push-
button has been pressed. Unlock the EMERGENCY
STOP pushbutton by pulling it
up. Switch the machine on.
Operating mode selection
switch is in switch position "0"
or "1". Set the operating mode selec-
tor switch to position "2", "3",
or "4" depending on the desi-
red machining type.
Overload protection has trig-
gered. Remedy the cause of the
overload. Wait for the machine
to cool, and re-activate the
motor protection switch in the
control cabinet.
Terminal with fuse has tripped Check free movement of pro-
tective curtain. Clean if neces-
sary.
Milling motor does not start. Machine cover not closed. Close cover
Always proceed with special caution and circumspection when troubles-
hooting. As a first step, always switch off the main switch or pull the power
plug.