22
22
Nilfisk
ALTO
E
Troubleshooting
1. Isolate component from the electricity supply. 2. Remove cover.
3. Apply mains voltage. Set switch to position “I” at full power.
4. Visual inspection: Green LED lights up (5 V OK). Red LED lights up (motor is activated).
5. Isolate component from the electricity supply.
6. Remove the two motor cables from the circuit board and the switch. 7. Connect test lamp
302000764.
8. Apply mains voltage. 9. Test:
“Motor” lamp slowly star it to light up (soft star t). Set switch to minimum speed.
The brightness of the lamp becomes less.
Checking electronics of automatic starter with speed
control in “AUTO” mode
Tool
302000764
N
L 1
Attix 50 AS/E XC Circuit Board with Soft-Start,
Speed Control and Automatic Tool Start for Electric tools
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