Mafell LO 55 Traduction De La Notice D'emploi Originale page 33

8 Visual signal indication of operating condition
The visual output signals on the LED display indicate the operating condition of the machine:
LED display
Blue (permanent)
Blue (flashing)
Red (flashing)
Red (permanent), all bars are lit up in red
Display off
9 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
Machine cannot be switched on
Machine switches off
automatically during idling
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
Cooling mode completed
Operation / state of the machine
Normal operation
Variable bar value / variable bar display
Throttled operation
To quit, press the speed reduction button again.
Cooling mode active
The bar value corresponds to the expected
remaining cooling mode run time. On reaching the
cooling temperature, the machine is switched off and
the display changes to permanent red.
General error that can be eliminated by the operator:
- Cooling mode completed
- Excess temperature
- Restart protection
- Blocking switch-off
Defect at the machine
Serious error or power failure.
Take the machine to the MAFELL customer service
repair shop or have it checked by a skilled electrician.
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Elimination
Check the power supply and/or
press the main switch
Take the machine to the
MAFELL customer service repair
shop or have it checked by a
skilled electrician
Ensure power supply, release
switch trigger and press again