Nilfisk-Advance SCRUBTEC 344 Series Service Manual page 70

Service Manual – SC401, SCRUBTEC 344
Main Machine Controller (EB1) (continues)
3 Identify connections beforehand by marking the cables with some tape and a marker, as shown below:
◦ (D) Start switch connection (SW1)
◦ (E) Brush motor connection (M1)
◦ (E) Vacuum motor connection (M2)
◦ (G) Solenoid valve connection (EV1)
Figure 8:
4 Disconnect the following connections:
◦ (D) Start switch (SW1) connection
D
Figure 9:
D
N L N L
E
N L N L
F
N L N L
G
N L N L
D
N L N L
05 - Control System - Cord 70