Electrical System 50
Service Manual – SC2000
General Wiring Diagram
J3
J2
FCI DUFLEX (2.54 pitch) 8-way, male pins
FCI DUFLEX (2.54 pitch) 9-way, male pins
Dashboard power supply +
Dashboard serial +
Dashboard serial -
Dashboard power supply -
Return from key J1.5
J1.1
J1.2
J1.3 (+5V)
J1.4
J1.5
J1.6
J1.7
J1.8
J1.9
J1.12
J4.1
J4.2
J4.3
J4.4
J7.1
J7.2
J7.3
J7.5
J7.4
J7.6
J4.1
J4.3
J6
OUT
-
+
J3.5
J3.6
J3.4
J3.2
J8.5
J3.1
J8.3
J8.9
J8.2
J8.8
J8.1
J8.7
J2.2
J8.6
M2
J2.1
BR -
BR+
B+
B -
Electronic board power supply +
Electronic board power supply -
M1
J8.4
J8.10
J3.3
J5.1
J5.2
J5.3
J1.10
J1.11
Key electronic board power supply +
Return from key USER
SERVICE key circuit power supply
Return from SERVICE key
External power supplies -
Display electronic board power supply +
Enabling input from display electronic board
Display electronic board serial +
Display electronic board serial -
Return from steering microswitch
Enabling from battery charger
Power supply from battery charger
Battery charger enabling power supply
Battery charger data communication
+24V power supply
+5V power supply
iButton input
Power supply -
External time counter enabled
Machine on signal
Power supply for water level sensor +
Water level sensor return
Power supply for water level sensor -
Pedal power supply +
Return from pedal
J1.1
J1.2
J1.3
J1.4
J1.5
J1.1
J1.2
J1.3
VA -
VA+
Return from driver’s seat microswitch
Auxiliary power supply +
Squeegee actuator power supply -/+
Driver’s seat microswitch power supply
DECK configurator return
Squeegee actuator power supply +/-
Electromagnetic brake output -
Opt power supply +
Detergent pump power supply -
Electromagnetic brake output +
Solenoid valve power supply -
Detergent pump power supply +
Deck actuator power supply -/+
Solenoid valve power supply +
Drive system motor -
Deck actuator power supply +/-
Brush motor -
Brush motor +
Drive system motor +
Opt power supply -
Power supply for DECK configurator
Auxiliary power supply -
Vacuum system power supply -
Vacuum system power supply +
J1.4
J1.3
J1.2
J1.1
Versions without
battery charger
Microprocessor
DASHBOARD
INSTRUMENT
ELECTRONIC
BOARD (EB4)
FUNCTION ELECTRONIC
BOARD (EB1)
FUNCTION ELECTRONIC
BOARD FUSE (F1)
SIGNAL CIRCUIT
FUSE (F2)
BATTERY
CHARGER
CONNECTOR (C2)
BATTERY
CHARGER
CONNECTOR (C2)
24V BATTERIES
(BAT)
BATTERY CONNECTOR (C1)
BATTERY CONNECTOR (C1)
TRACKCLEAN (TC)
SOLENOID
VALVE (EV1)
BATTERY CHARGER (CH)
DRIVE PEDAL
POTENTIOMETER (RV1)
DISPLAY ELECTRONIC BOARD (EB2)
BEACON LIGHT (BE)
ELECTROMAGNETIC
BRAKE (BRK)
KEY ELECTRONIC
BOARD (EB3)
BRUSH
MOTOR (M1)
VACUUM SYSTEM
MOTOR (M2)
DRIVE SYSTEM
MOTOR (M3)
ECOFLEX™
PUMP (M4)
DECK
ACTUATOR (M5)
SQUEEGEE
ACTUATOR (M6)
SOLUTION LEVEL
SENSOR (S1)
DRIVER’S SEAT
MICROSWITCH (SW3)
ANTI-SKID
CONTROL
SENSOR (SW4)
5V POWER UNIT (EB5)USB PORT
(USB)
Figure 8
To Next Page
Loading...
Need help?
General
