Mafell FM 1650 PV-LO Traduction De La Notice D'emploi Originale page 35

7 Troubleshooting
Some of the most frequent defects and their causes are listed in the following chart. In case of other defects,
please contact your dealer or the MAFELL customer service directly.
Defect
The milling motor cannot be
switched on
The setting wheel does not light
up
The milling motor cannot be
switched on. The setting wheel
lights up in blue (BU)
The milling motor stops during
operation. The setting wheel
does not light up
The milling motor stops during
operation. The setting wheel
lights up in red (RD)
The speed cannot be adjusted at
the setting wheel
The speed cannot be controlled
via the PV interface
Danger
Determining the causes for existing defects and eliminating these always requires
increased attention and caution. Pull the mains plug beforehand!
Cause
There is no mains voltage
The mains fuse is defective
The carbon brushes are worn
Mains failure
The overload protection was
triggered
The milling motor is in portal
mode
The power supply of the PV
interface is
inadequate
The contacting to the portal
connector is insufficient
The PV control cable is defective
The assignment of the PV
interface is incorrectly connected
with the portal system
missing / is
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Elimination
Check the power supply
Replace the mains fuse
Take the milling motor to the
MAFELL customer service
Check the mains back-up fuses
Switch off the power switch. Clear
the working spindle before initial
operation
Switch on the power switch and
continue operation with reduced
load/feed rate
Switch off the power supply of the
PV interface
Remove the external connection of
the PV interface
Switch on the power supply of the
PV interface in accordance with
the specification
Check the contacting
Replace the PV control cable
Connect the PV control cable
according to chapter "Assignment
portal connector"