Valves; General - Manitowoc Grove TMS700E Service And Maintenance Manual

TMS700E SERVICE MANUAL

VALVES

General

This subsection provides descriptive information for all the
hydraulic valves used on this crane. For a listing of all valves,
the circuit they are used in, and their physical location, refer
Table 2-1
Valve Usage Table
Valve Name
Directional Control Valves
Manifold
• Swing brake release
• Crane function
Hydraulic Remote Control Valve
Swing Power Brake Valve
Holding Valves
Hoist Motor Control Valve (1 of 2)
Check Valves (2)
Outrigger Selector Valve
Outrigger Control Manifold (2)
Pilot Operated Check Valve
Swing Speed Flow Control Valve
Priority Flow Divider Valve
High Speed Boost Selector Valve
Front Center Jack Relief Valve
Pump Mounted Relief Valve
Needle Valve (2)
Grove
to the Valve Usage Table, below. Also, refer to the following
table for valve locations. The description of each valve given
here is for the valve itself. For information on how each valve
functions in the individual circuits, refer to the description and
operation procedures of that circuit.
Circuit Used In
Boom Lift/Telescope/Hoist(s)
Swing
Counterweight Removal
Swing
HRC lockout (crane functions)
Boom lift
Telescope
Main hoist
Auxiliary hoist
Swing
Swing
Boom lift
Telescope (2)
Counterweight removal (2)
Hoist(s)
Return circuit
Return circuit
Outrigger
Outriggers
Outrigger
Swing
Optional air conditioner
Hoist, boom lift and telescope
Outrigger
Outrigger/Main Crane Circuit
Trailing boom option
Published 01-29-2015, Control # 512-01
HYDRAULIC SYSTEM
Physical Location
Superstructure right side
Superstructure right side
Superstructure under hoists
Superstructure right side
Cab seat arm rests (2)
Superstructure cab floor
Lift cylinder (bolt on manifold)
Telescope cylinder (cartridge style)
Removal cylinder (cartridge style)
Both hoists (see Hoist Section)
One on swing outlet
One in parallel with oil cooler
On front face of carrier frame front
cross member forward of hydraulic
swivel
4 stack on rear outrigger box; 5 stack
on front outrigger box
Port block of each jack cylinder (4)
In-line between swing work port lines
Rear frame tunnel forward of
hydraulic swivel
On swivel port #4
Front outrigger box under left rear
frame rail
Mounted on the outlet of hydraulic
pump #2 section #2
Boom lift cylinder
2
2-19