Nilfisk-Advance R 253 9087362020 Service Manual page 40

Service Manual – Scrubtec R 253 - RA40
Function Electronic Board (EB1) Connectors (Continues)
PIN Description
Squeegee actuator power supply +/-
1
Driver's seat microswitch power supply
2
3 Auxiliary power supply -
4 Squeegee actuator power supply -/+
5 Return from driver's seat microswitch
6 Auxiliary power supply +
Figure 25
PIN Description
1 Enabling from battery charger
2 Power supply from battery charger
3 Battery charger enabling power supply
4 Battery charger data communication
Figure 26
(Figure 25) J3: MOLEX MINIFIT type, 6-ways vertical
Electronic board
in/out
out
out
out
out
In
out
(Figure 26) J4: MOLEX MINIFIT type, 4-ways vertical
Electronic board
in/out
in
in
out
in/out
V ref. I max.
0/24V 8A
0V <1A
0V 1A
0/24V 8A
0V <1A
24V 1A
V ref. I max.
24V <1A
24V <1A
24V <1A
5V <1A
Control System 40
Connected to
M6
SW3
BE1
M6
SW3
BE1
Connected to
CH.1
CH.2
CH.3
CH.4