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MI1179-1
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Steering System
Figure 4.
D
E
D
Steering pump(Flow: 14 cc and Pressure:
125 Bar)
E
Pump delivery hose
Independent steering pump for steering system.
Refer to the Service manual for hydraulic circuit.
Pump return connected to tank through the hydraulic
collar.
Controls
Figure 5.
G
F
E
H
E
LHS servo control – for boom and slew
F
RHS servo control lever – for dipper and
bucket
G
Servo arm lock release pedal (Refer operator
manual for how to operated)
H
Servo arm – having bush and greasing as
per maintenance schedule (Refer operator
manual)
Figure 6.
K
J
J
LHS – Stabilizer Lever
K
RHS – Stabilizer Lever
•
Engine controls- Hand and foot throttle controls
are similar to 3DX Standard machine.
•
Gear change- Similar to 3DX Standard
machine.
•
Park and foot brake system are similar to
Standard 3DX Machine. Refer to the Operator's
manual on how to check the park brake.
•
Loader lever- "JCB +" Pattern similar to
Standard 3DX Machine
•
Excavator lever (Non servo machine)- similar to
3DX Machine
•
Excavator control (Servo machine)- SAE "+"
Pattern. This is not same as the pattern used
in JCB Excavators. It is possible to change this
for a customer who wants his BHL control to be
the same as his excavator control. Refer to JCB
Service Department for details of this change.
Electrical Controls
Figure 7.
M
N
P
Q
R
L
S
L
Hydro clamp switch
M
Front work light switch
N
Rear work light switch
P
Servo (momentary) switch
Q
Engine auto OFF - Deactivate switch
R
Air condition switch
S
Blower speed control knob
•
Front Panel- Switches are similar to 3DX
Standard machine.
•
All the working lights switches are similar to
3DX Standard machine.
Servo Momentary Switch
Press the switch once to actuate the servo system.