Upright LX31 Service Manual

Section 2 - Service and Repair Setting Hydraulic Pressures
067448-023 LX31/LX41 Electric and Bi-Energy Work Platform | European Specifications Page 2-11
2-5 S
ETTING
H
YDRAULIC
P
RESSURES
L IFT R ELIEF V ALVE
Figure 2-5:
Valve Manifold
1. Operate the hydraulic system 10-15 minutes to
warm the fluid.
2. Remove the cap on the Lift Relief Valve.
3. Turn the Lift Relief Valve adjustment screw
counterclockwise two full turns.
4. Place the rated load on the platform (refer to
“Specifications” in the Operator Manual ).
5. Press the Raise Button to elevate the work
platform.
6. Slowly turn the Lift Relief Valve adjustment
screw clockwise until the platform begins to
elevate.
7. Replace the cap, on the Lift Relief Valve, and
remove the load from the platform
S TEERING R ELIEF V ALVES
1. Operate the hydraulic system 10-15 minutes to warm the fluid.
2. Install a 0-200 bar (0-3000 PSI) gauge at the Main Pressure Test Port.
3. Remove the cap on the Left Steer Relief Valve.
4. Turn the adjustment screw two full turns counterclockwise.
5. Press the Steering Switch to the left and hold until the system bypasses.
6. Turn the Steering Relief Valve adjustment screw clockwise until the gauge reads 105 bar (1500 PSI).
7. Replace the cap on the Steering Relief Valve.
1. Steering Relief Valve
2. Flow Control Valve
3. Lift Solenoid
4. Dump Solenoid
5. Lift Relief Valve
6. High Pressure Test Port
7. Steering Solenoids
8. Lift Test Port
1
2
7
5
4
3
8
6

Upright LX31 Specifications

General

Brand	Upright
Model	LX31
Category	Lifting Systems
Language	English