wsm L503 Workshop Manual page 430

L3130 · L3430 · L3830 · L4630 · L5030, WSM
Position Control Operation
Lift (a)
1. When the position control lever (3) is moved to the LIFT side, the position control link (2) is also rotated and pushes
the arm 1 (1).
2. At the same time, the arm 2 (5) is moved, the connected position control valve becomes the lift circuit, and the lift
arm goes up.
Down (b)
1. When the position control lever (3) is moved to the DOWN side, the position control link (2) is also rotated.
2. By this action, the arm 2 (5) and the arm 1 (1) are returned by the return spring (4).
3. The position control valve becomes the down circuit and the lift arm is lowered.
(Reference)
• For the feedback mechanism of the position control, refer to "Position Control".
8-M15
HYDRAULIC SYSTEM
(1) Arm 1
(2) Position Control Link
(3) Position Control Lever
(4) Return Spring
(5) Arm 2
a : Lift
b : Down
W1016226
KiSC issued 02, 2007 A