Manitowoc Grove RT9130E-2 Service And Maintenance Manual page 77

RT9130E-2 SERVICE MANUAL
Counterweight Removal/Cab Tilt Directional Valve
Installation
1. Place the valve on the turntable and secure it with the
capscrews, flatwashers, nuts and lockwashers.
2. Connect the hydraulic lines to the valves as tagged
during removal.
Functional Check (Both Valve Banks)
1. Start the engine and run it at normal speed.
2. Operate the control levers of the valve bank(s). Check
for smooth operation of cylinders and motors.
3. Check the valve bank(s) and lines for leakage. Make
repairs as needed.
4
3
1A
1B
2500
PSI
IN
8
Steer Priority Flow Divider
5
Item Description
1 Port 2A - Swing Right
2 Port 2B - Swing Left
Port 1A Load Sense Flow Control (Standby
3
Pressure)
4 Port 1B - Priority Flow
Grove
1
2
2A 2B
2500 2500
PB
OUT
Swing
PA
6095-3
6
Swing and Front Steer Directional Valve
Published 11-22-2016, Control # 345-12
Function Check - LMI Lockout Valves
1. Remove circuit breaker F16 from the power panel in the
cab. This cuts off power to the LMI.
2. Start the engine.
3. Try to telescope the boom out, lower the boom, hoist up
the main hoist, and hoist the auxiliary hoist up (if
installed). Verify none of these functions work.
4. Shut down the engine. Reinstall F16.
5. Telescope the boom out, lower the boom, hoist up the
main hoist, and hoist the auxiliary hoist up (if installed).
Verify all of these functions work.
6. Check for leaks. Make repairs as needed.
2
4
8
7
5
6
Item
5 Steer Priority Flow Divider Section
6 Swing Section
7 Outlet Port
8 In Port
HYDRAULIC SYSTEM
3
1
7316
7
FIGURE 2-18
Description
2
2-35