Clarke CA60 20D User Manual

Service Manual-CA60 04 Control System 15
04 Control System
Functional Description
The machine utilizes a main control board (E1) to turn on various machine functions and a speed controller (E2) to control
traction speed. The E1 Main control board receives operator press button inputs, and activates various components.
 Brush motor (M1)
 Vacuum motor (M2)
 Release brush (Only for CA60 20D and CA6020TD)
 Solution flow solenoid valve (EV1)
 Deck actuator (Only for CA60 20B / 24B)
 Detergent pump (Option M4)
 Battery type setting
The main control board (E1) also shows the battery capacity by 3 LEDs, show the running time by LED digital display
.The main control E1 can display the error message”LO-18”,if the battery voltage falls below 18 volts, and will display
“Charg” when battery charger plug in , and so on. The system is completed by the on-board battery charger which also
uses a proprietary serial protocol to communicate with the Main Control Board (E1), In order to set the battery type.
Functional Block Diagram
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
D D
C C
B B
A A
CA60 Functional Block Diagram
M1
M2
E2 Curtis 1210(*1)
B+
B-
B+
B-
M
M3
Traction Motor
+
-
Speed Mode(*2)
Battery
24V
Battery Charger
CH1
Power +
Data COM
Charger In Signal
E1 Main Control Board
Brush Motor M1
Vacuum Motor M2
Detergent Pump(Option) M4
Solution Valve EV1
Brush Actuator(*3) M5
Reverse
Inhibit
Potentiometer(*1)
Pot High
Pot Low
Pot Wiper
NO
Brush Enable Button
Vacuum Enable Button
Solution EnableButton
(*5)Bush Release Button
(*6)Brush Actuator Position Selection
Brush Active Swtich
(*1) Only for CA60 20B/CA60 24B/CA60 20TD.
(*2) Only for CA60 20B/CA60 24B.
(*3) Only for CA60 20B/CA60 24B.
(*4) Only for CA60 20B/CA60 24B/CA60 20TD.
(*5) Only for CA60 20D/CA60 20TD.
(*6) Only for CA60 20B/CA60 24B.
(*4)Reverse Switch
Key Switch
(Option)Detergent Flow Control Knob
Battery Discharge Indicator(3 LEDs)
Hour Meter/Message Display
Figure 1

Clarke CA60 20D Specifications

General

Brand	Clarke
Model	CA60 20D
Category	Scrubber
Language	English