4 - 10
Circuit Schematics - Options
All Wheel Steer/Brake Mode
1
LH Brake Light
2
RH Brake Light
3
Brake Light Switch
4
4 Wheel Braking Relay
5
4 Wheel Drive Solenoid
6
Auto 2 Wheel Drive Relay
7
4 Wheel Drive Selector Switch
Connections:
J
From
J
on page C/4-4
S
From
14
on page C/4-5 and
9
on C/4-13 as applicable
Auxiliary and Hydraclamp Hydraulics
1
Jaw Relay
2
Push-Button Switch on Excavator Lever
3
Jaw Solenoid
4
Auxiliary Hydraulics Selector Switch
5
Hammer Solenoid
6
Hammer Relay
7
Footpedal Switch
8
Hydra-clamp Selector Switch
9
Hydra-clamp Solenoid
10
Power Sideshift Solenoid (if fitted)
11
Warning Buzzer
Connections:
R
From
R
on page C/4-4
Speedometer Option
1
Speed Sensor
2
Speedometer
3
Illumination
Section C
9803/3280
Section C
4 - 10
Issue 2*
Basic System Operation
*