Control System43Service Manual – Scrubtec R 253 - RA40Display Electronic Board (EB2) Connectors(Figure 31) J1: MOLEX MINIFIT type, 6-ways verticalRef. Description Electronicboard in/out V ref. I max. Connected to1 Power supply + in 24V 3A CFG2.J1.62 Machine startup enabling out 24V 3A CFG2.J1.73 Display electronic board serial + in/out 5V <1A CFG2.J1.84 Display electronic board serial - in/out 0V <1A CFG2.J1.95 Power supply - in 0V <1A CFG2.J1.56 Power supply repetition - out 0V <1A -(Figure 31) J2: FCI DUFLEX (2.54 pitch) 9-way, male pinsRef. Description Electronicboard in/out V ref. I max.1 Power supply - common out 0V <1A2 HORN button (P3) in 0V <1A3 EDS button (P2) in 0V <1A4 DETERGENT MIX button (P1) in 0V <1A5 BRUSH / EXTRAPR. button (P4) in 0V <1A6 VACUUM button (P5) in 0V <1A7 BRUSH RELEASE button (P6) in 0V <1A8 ON/OFF button (P0) in 0V <1A9 REVERSE GEAR button (P7) in 0V <1A10 INCREASE SPEED button (P8) in 0V <1A11 DECREASE SPEED button (P9) in 0V <1A12 Dashboard configurator in 0V <1A(Figure 31) J3: FCI DUFLEX (2.54 pitch) 6-way, male pinsRef. Description Electronicboard in/out V ref. I max.1 Power supply – common out 0V <1A2 BRUSH RELEASE function LED (LD3) out 5V <1A3 VACUUM function LED (LD2) out 5V <1A4 BRUSH / EXTRAPR funct. LED (red) (LD1R) out 5V <1A5 BRUSH / EXTRAPR funct. LED (green) (LD1V) out 5V <1A6 SPOT function LED (LD4) out 5V <1AFigure 31REAR FRONTJ2J1J3https://harrissupplyind.com - To Order Parts Call 608-268-8080
