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mafell LO 55 Hand Router Instruction Manual

9
Troubleshooting  
Danger  
Determining the causes for existing defects and eliminating these always requires  
increased attention and caution. Pull the mains plug beforehand!  
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  
Cause  
Elimination  
Machine cannot be switched on  
No mains voltage  
Check the power supply and/or  
press the main switch  
Carbon brushes worn  
Take the machine to the  
MAFELL customer service repair  
shop or have it checked by a  
skilled electrician  
Machine switches off  
automatically during idling  
Mains failure  
Cooling mode completed  
Excess temperature  
Ensure power supply, release  
switch trigger and press again  
Machine stops while milling  
Switch on machine and allow to  
cool in cooling mode  
No mains voltage  
Check mains-side pre-fuse  
Defect at the machine  
Cause must be determined by  
the customer service.  
Take the machine to the  
MAFELL customer service repair  
shop or have it checked by a  
skilled electrician.  
Overload switch-off  
Excessive chip removal  
Feed rate too fast  
Switch the machine on again  
Reduce chip removal  
Reduce feed  
Speed decreases during milling  
Wrong speed  
Blunt milling cutter  
Wrong speed level set, speed  
Grind or replace milling cutter  
Adjust level and increase speed;  
reduction button is pressed (LED adjust speed by means of speed  
display flashes)  
button below the LED display  
Excessive speed, soft start or  
speed control missing, braking  
no longer possible  
Defective electronic system  
Cause must be determined by  
the customer service.  
Take the machine to the  
MAFELL customer service repair  
shop or have it checked by a  
skilled electrician.  
Unclean milling pattern  
Blunt milling cutter  
Grind or replace milling cutter  
Uneven feed, wrong speed  
Mill with constant pressure and  
reduced feed, adjust speed  
Burn marks on the milled  
surfaces  
Milling cutter unsuitable for the  
work step or blunt, wrong speed,  
feed rate too low  
Grind or replace milling cutter  
Adjust speed and feed  
-31-  
GeneralDetails
Namemafell LO 55 Hand Router Instruction Manual
Makemafell
LanguageEnglish
FiletypePDF (Download)
File size2.24 MB
Download PDF
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