Service And Maintenance; Storage; Troubleshooting - Mafell LO 50 E Notice D'emploi


Roughly set the parallel stop to the desired
distance to the milling cutter and tighten the
wing screws 68a.

Use knurled screw 71 to accurately set the
distance to the milling cutter and tighten the
wing screws 68b.
5.5.3 Milling according to template (see Fig. 2)
The template guide can be used to mill shapes
according to self-made templates. After the reduction
plate has been removed, the template guide is
screwed to the underside of the base plate using the
countersunk screws 70, collar facing down. The
template must be wide enough to guarantee a safe
guiding of the machine and must be thicker than the
template guide collar length.
7

Troubleshooting

Some of the most frequent defects and their causes are listed in the following chart. In case of other defects, contact your
dealer or the MAFELL customer service.
Defect
Machine cannot be switched on
Machine switches off automatically
during idling or stops during milling
Speed decreases during milling
Excessive speed, soft start missing or
speed control no longer possible
Unclean milling pattern
Burn marks on the milled surfaces
Danger
Determining the causes for existing defects and eliminating these always
requires increased attention and caution. Pull the mains plug beforehand!
Cause
No mains voltage
Carbon brushes worn
Mains failure
Excessive chip removal
Excessive feed
Blunt milling cutter
Defective electronic system
Blunt milling cutter
Uneven feed
Milling cutter that is unsuitable for the
operating sequence or blunt
-21-
6

Service and maintenance

Danger
Pull the power plug during all
service work.
MAFELL machines are designed to be low in
maintenance.
The ball bearings used are greased for life. When the
machine has been in operation for a longer period of
time, we recommend to hand the machine in at an
authorised MAFELL customer service shop for
inspection.
Only use our special grease, order No. 049040 (1 kg
tin) for all greasing points.

6.1 Storage

If the machine is not used for a longer period of time,
it has to be carefully cleaned. Spray bright metal parts
with a rust inhibitor.
Elimination
Check power supply
Take the machine to a MAFELL
customer service shop
Check mains-side pre-fuse
Reduce chip removal
Reduce feed
Grind or replace milling cutter
Take the machine to a MAFELL
customer service shop
Grind or replace milling cutter
Mill with constant pressure and
reduced infeed
Grind or replace milling cutter